<!-- Structured metrics is under development and isn't available for use yet. -->
<structured-metrics>
<project name="Bluetooth">
<owner>[email protected]</owner>
<id>per-project</id>
<summary>
Project for recording bluetooth metrics.
</summary>
<event name="BluetoothAdapterStateChanged">
<summary>
Records the toggle of the adapter.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="IsFloss" type="int">
<summary>
Boolean indicating if the Bluetooth is using Floss.
</summary>
</metric>
<metric name="AdapterState" type="int">
<summary>
The state of the bluetooth adapter, 0 for disabled and 1 for enabled.
</summary>
</metric>
</event>
<event name="BluetoothPairingStateChanged">
<summary>
Records the device pairing state change.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="DeviceId" type="hmac-string">
<summary>
The bluetooth device id.
</summary>
</metric>
<metric name="DeviceType" type="int">
<summary>
The bluetooth device type such as LE, BREDR.
</summary>
</metric>
<metric name="PairingState" type="int">
<summary>
The state of the pairing.
</summary>
</metric>
</event>
<event name="BluetoothAclConnectionStateChanged">
<summary>
Records the ACL connection state change.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="IsFloss" type="int">
<summary>
Boolean indicating if the Bluetooth is using Floss.
</summary>
</metric>
<metric name="DeviceId" type="hmac-string">
<summary>
The bluetooth device id.
</summary>
</metric>
<metric name="DeviceType" type="int">
<summary>
The bluetooth device type such as LE, BREDR.
</summary>
</metric>
<metric name="ConnectionDirection" type="int">
<summary>
Whether it is an incoming or outgoing connection.
</summary>
</metric>
<metric name="ConnectionInitiator" type="int">
<summary>
Whether the connection is established by clients or system.
</summary>
</metric>
<metric name="StateChangeType" type="int">
<summary>
Whether it is a connection or disconnection state change.
</summary>
</metric>
<metric name="AclConnectionState" type="int">
<summary>
The state of the connection.
</summary>
</metric>
</event>
<event name="BluetoothProfileConnectionStateChanged">
<summary>
Records the profile connection state change.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="DeviceId" type="hmac-string">
<summary>
The bluetooth device id.
</summary>
</metric>
<metric name="StateChangeType" type="int">
<summary>
Whether it is a connection or disconnection state change.
</summary>
</metric>
<metric name="Profile" type="int">
<summary>
The bluetooth profile.
</summary>
</metric>
<metric name="ProfileConnectionState" type="int">
<summary>
The state of the profile connection.
</summary>
</metric>
</event>
<event name="BluetoothSuspendIdStateChanged">
<summary>
Records the state of suspend id at resume.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="SuspendIdState" type="int">
<summary>
The state of the suspend id at resume, 0 for not recorded and 1 for recorded.
</summary>
</metric>
</event>
<event name="BluetoothDeviceInfoReport">
<summary>
Records the bluetooth device info.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="DeviceId" type="hmac-string">
<summary>
The bluetooth device id.
</summary>
</metric>
<metric name="DeviceType" type="int">
<summary>
The bluetooth device type such as LE, BREDR.
</summary>
</metric>
<metric name="DeviceClass" type="int">
<summary>
The major class of the BR/EDR device.
</summary>
</metric>
<metric name="DeviceCategory" type="int">
<summary>
The category of the BLE device.
</summary>
</metric>
<metric name="VendorId" type="int">
<summary>
The vendor id of the bluetooth device.
</summary>
</metric>
<metric name="VendorIdSource" type="int">
<summary>
The vendor id source such as SIG and USB.
</summary>
</metric>
<metric name="ProductId" type="int">
<summary>
The product id of the bluetooth device.
</summary>
</metric>
<metric name="ProductVersion" type="int">
<summary>
The product version of the bluetooth device.
</summary>
</metric>
</event>
<event name="BluetoothAudioQualityReport">
<summary>
Records the quality of audio connection.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="DeviceId" type="hmac-string">
<summary>
The bluetooth device id.
</summary>
</metric>
<metric name="Profile" type="int">
<summary>
The bluetooth profile.
</summary>
</metric>
<metric name="QualityType" type="int">
<summary>
The type of measured indicator, e.g. RSSI, NAK_Count, No_Rx_Count.
</summary>
</metric>
<metric name="Average" type="int">
<summary>
The average value of the parameter.
</summary>
</metric>
<metric name="StdDev" type="int">
<summary>
The standard deviation value of the parameter.
</summary>
</metric>
<metric name="Percentile95" type="int">
<summary>
The 95th percentile value of the parameter.
</summary>
</metric>
</event>
<event name="BluetoothChipsetInfoReport">
<summary>
Records the bluetooth chipset info.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="VendorId" type="int">
<summary>
The vendor id of the bluetooth controller.
</summary>
</metric>
<metric name="ProductId" type="int">
<summary>
The product id of the bluetooth controller.
</summary>
</metric>
<metric name="Transport" type="int">
<summary>
Which transport the bluetooth controller uses.
</summary>
</metric>
<metric name="ChipsetStringHashValue" type="int">
<summary>
The first 8 bytes of SHA-256 of modalias of the bluetooth controller.
</summary>
</metric>
</event>
<event name="BluetoothA2dpAudioOverrun">
<summary>
Records the A2DP overrun event.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="DeviceId" type="hmac-string">
<summary>
The bluetooth device id.
</summary>
</metric>
<metric name="EncodingInterval" type="int">
<summary>
A2DP packet encoding interval in milliseconds.
</summary>
</metric>
<metric name="DroppedBuffers" type="int">
<summary>
Number of encoded buffers dropped from Tx queue.
</summary>
</metric>
<metric name="DroppedFrames" type="int">
<summary>
Number of encoded frames dropped from Tx queue.
</summary>
</metric>
<metric name="DroppedBytes" type="int">
<summary>
Number of encoded bytes dropped from Tx queue.
</summary>
</metric>
</event>
<event name="BluetoothA2dpSession">
<summary>
Records the A2DP session metrics, filed when an A2DP session stops.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="DeviceId" type="hmac-string">
<summary>
The bluetooth device id.
</summary>
</metric>
<metric name="AudioDuration" type="int">
<summary>
The duration of the A2DP session, in milliseconds.
</summary>
</metric>
<metric name="MediaTimerMin" type="int">
<summary>
Minimum time interval for the media timer, in milliseconds.
</summary>
</metric>
<metric name="MediaTimerMax" type="int">
<summary>
Maximum time interval for the media timer, in milliseconds.
</summary>
</metric>
<metric name="MediaTimerAvg" type="int">
<summary>
Average time interval for the media timer, in milliseconds.
</summary>
</metric>
<metric name="TotalSchedulingCount" type="int">
<summary>
Total scheduling count.
</summary>
</metric>
<metric name="BufferOverrunsMaxCount" type="int">
<summary>
Maximum count of Tx queue messages dropped caused by buffer overruns.
</summary>
</metric>
<metric name="BufferOverrunsTotal" type="int">
<summary>
Total count of Tx queue messages dropped caused by buffer overruns.
</summary>
</metric>
<metric name="BufferUnderrunsAvg" type="double">
<summary>
Average number of bytes short in buffer underruns.
</summary>
</metric>
<metric name="BufferUnderrunsCount" type="int">
<summary>
Count of buffer underruns.
</summary>
</metric>
<metric name="CodecIndex" type="int">
<summary>
A2DP codec index defined in bt_av.h (SBC=0, AAC=1, etc...).
</summary>
</metric>
<metric name="IsA2dpOffload" type="int">
<summary>
Boolean to denote if A2DP is offload.
</summary>
</metric>
</event>
<event name="BluetoothHfpPacketLoss">
<summary>
Records the Hfp packet loss.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="DeviceId" type="hmac-string">
<summary>
The bluetooth device id.
</summary>
</metric>
<metric name="DecodedFrames" type="int">
<summary>
The number of decoded frames.
</summary>
</metric>
<metric name="PacketLossRatio" type="double">
<summary>
The ratio of lost frames.
</summary>
</metric>
<metric name="CodecType" type="int">
<summary>
The codec ID such as mSBC(2), LC3(3).
</summary>
</metric>
</event>
<event name="BluetoothMmcTranscodeRtt">
<summary>
Records statistics on the round-trip time for transcoding data using
MMC.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="MaximumRtt" type="int">
<summary>
Maximum rtt in microsecond.
</summary>
</metric>
<metric name="MeanRtt" type="double">
<summary>
Average rtt in microsecond.
</summary>
</metric>
<metric name="NumRequests" type="int">
<summary>
The number of transcoding requests in the session.
</summary>
</metric>
<metric name="CodecType" type="int">
<summary>
The codec type used in the session. The value corresponds to the field
number described by |ConfigParam| in |mmc_config.proto|.
</summary>
</metric>
</event>
</project>
<project name="BluetoothDevice">
<owner>[email protected]</owner>
<id>none</id>
<summary>
Project for recording Bluetooth device information separately from the main
Bluetooth project to meet privacy constraints.
</summary>
<event name="BluetoothDeviceInfo">
<summary>
Records the bluetooth device info.
</summary>
<metric name="DeviceType" type="int">
<summary>
The bluetooth device type such as LE, BREDR.
</summary>
</metric>
<metric name="DeviceClass" type="int">
<summary>
The major class of the BR/EDR device.
</summary>
</metric>
<metric name="DeviceCategory" type="int">
<summary>
The category of the BLE device.
</summary>
</metric>
<metric name="VendorId" type="int">
<summary>
The vendor id of the bluetooth device.
</summary>
</metric>
<metric name="VendorIdSource" type="int">
<summary>
The vendor id source such as SIG and USB.
</summary>
</metric>
<metric name="ProductId" type="int">
<summary>
The product id of the bluetooth device.
</summary>
</metric>
<metric name="ProductVersion" type="int">
<summary>
The product version of the bluetooth device.
</summary>
</metric>
</event>
</project>
<project name="BluetoothChipset">
<owner>[email protected]</owner>
<id>none</id>
<summary>
Project for recording Bluetooth chipset information separately from the
main Bluetooth project to meet privacy constraints.
</summary>
<event name="BluetoothChipsetInfo">
<summary>
Records the bluetooth chipset info.
</summary>
<metric name="VendorId" type="int">
<summary>
The vendor id of the bluetooth controller.
</summary>
</metric>
<metric name="ProductId" type="int">
<summary>
The product id of the bluetooth controller.
</summary>
</metric>
<metric name="Transport" type="int">
<summary>
Which transport the bluetooth controller uses.
</summary>
</metric>
<metric name="ChipsetString" type="raw-string">
<summary>
The modalias of the bluetooth controller.
</summary>
</metric>
</event>
</project>
<project name="CrashReporting">
<owner>[email protected]</owner>
<id>none</id>
<summary>
Project for the crash reporting system to provide metrics on how well
crash reporting is working and whether or not we are losing crashes.
</summary>
<event name="CrashpadDetect">
<summary>
Chrome's crashpad has detected a crash.
</summary>
<metric name="Dummy" type="int">
<summary>
Dummy metric to work around b/326452906 (events must have at least one
metric).
</summary>
</metric>
</event>
<event name="CrashReporterStart">
<summary>
A crash reporter collector has started Collect()ing a crash. Usually
recorded once per invocation, other than --init invocations; may be
recorded twice for "crash reporter failure" results.
</summary>
<metric name="Collector" type="int">
<summary>
Value from the CrashReporterCollector enum, indicating the collector
that is running.
</summary>
</metric>
<metric name="CrashSendingMode" type="int">
<summary>
Value from CrashSendingMode, indicating if the crash was sent using
crash-loop mode.
</summary>
</metric>
</event>
<event name="CrashReporterStatus">
<summary>
A crash reporter collector has finished Collect()ing a crash, successfully
or otherwise. Usually recorded once per invocation, other than --init
invocations; may be recorded twice for "crash reporter failure" results.
</summary>
<metric name="Status" type="int">
<summary>
Value from CrashCollectionStatus enum, indicating the final result of
the collection attempt.
</summary>
</metric>
<metric name="Collector" type="int">
<summary>
Value from the CrashReporterCollector enum, indicating the collector
that is running.
</summary>
</metric>
<metric name="CrashSendingMode" type="int">
<summary>
Value from CrashSendingMode, indicating if the crash was sent using
crash-loop mode.
</summary>
</metric>
</event>
<event name="CrashReporterInitializationStart">
<summary>
crash_reporter --init started. Recorded twice per boot (once early and
once late).
</summary>
<metric name="IsEarly" type="int">
<summary>
Boolean: 1 for early init, 0 for late init
</summary>
</metric>
</event>
<event name="CrashReporterInitializationStatus">
<summary>
Result of crash_reporter --init. Recorded twice per boot (once early and
once late).
</summary>
<metric name="IsEarly" type="int">
<summary>
Boolean: 1 for early init, 0 for late init
</summary>
</metric>
<metric name="Status" type="int">
<summary>
Value from CrashReporterInitStatus enum, indicating the final result of
the initialization attempt.
</summary>
</metric>
</event>
<event name="CrashSenderStart">
<summary>
crash_sender has started processing a new crash file. Recorded once per
crash send attempt. Not recorded in dry run mode.
</summary>
<metric name="CrashSendingMode" type="int">
<summary>
Value from CrashSendingMode, indicating if crash sender was started
using crash-loop mode.
</summary>
</metric>
</event>
<event name="CrashSenderStartPerCollector">
<summary>
crash_sender has started processing a new crash file and has parsed the
.meta file enough to know what collector the crash came from. Recorded
once per crash send attempt, unless we can't parse the .meta file. Not
recorded in dry run mode.
</summary>
<metric name="Collector" type="int">
<summary>
Value from the CrashReporterCollector enum, indicating the collector
that produced the .meta file.
</summary>
</metric>
<metric name="CrashSendingMode" type="int">
<summary>
Value from CrashSendingMode, indicating if crash sender was started
using crash-loop mode.
</summary>
</metric>
</event>
<event name="CrashSenderRemovalReason">
<summary>
If crash_sender removes a crash, records the reason it was removed.
Recorded at most once per crash send attempt. Not recorded in dry run
mode.
</summary>
<metric name="Collector" type="int">
<summary>
Value from the CrashReporterCollector enum, indicating the collector
that produced the .meta file. kUnknownCollector if we couldn't parse the
.meta file.
</summary>
</metric>
<metric name="Reason" type="int">
<summary>
Value from CrashRemoveReason enum, indicating the reason crash_sender
removed the crash record.
</summary>
</metric>
<metric name="CrashSendingMode" type="int">
<summary>
Value from CrashSendingMode, indicating if crash sender was started
using crash-loop mode.
</summary>
</metric>
</event>
<event name="CrashSenderComplete">
<summary>
crash_sender is finished with a crash send attempt, whether successfully
or otherwise. Recorded once per crash send attempt. Not recorded in dry
run mode.
</summary>
<metric name="Collector" type="int">
<summary>
Value from the CrashReporterCollector enum, indicating the collector
that produced the .meta file. kUnknownCollector if we couldn't parse the
.meta file.
</summary>
</metric>
<metric name="Removed" type="int">
<summary>
Boolean: 1 if the crash record was removed, 0 if the crash record was
left for the next time.
</summary>
</metric>
<metric name="CrashSendingMode" type="int">
<summary>
Value from CrashSendingMode, indicating if crash sender was started
using crash-loop mode.
</summary>
</metric>
</event>
<event name="CrashSenderOrphanFileRemoved">
<summary>
crash_sender found an old orphaned crash file (a file in the crash
directory that does not correspond to a .meta file and is over 24 hours
old) and attempted to remove it. Recorded once per orphan removal attempt.
</summary>
<metric name="Removed" type="int">
<summary>
Boolean: 1 if the orphan file was successfully removed, 0 if the orphan
file could not be removed.
</summary>
</metric>
<metric name="CrashSendingMode" type="int">
<summary>
Value from CrashSendingMode, indicating if crash sender was started
using crash-loop mode.
</summary>
</metric>
<metric name="SeemingCrashFile" type="int">
<summary>
Boolean: 1 if the removed file matched crash_reporter's normal naming
pattern (execname.date.time.random.pid.extention), 0 otherwise.
</summary>
</metric>
</event>
</project>
<project name="HardwareVerifier">
<owner>[email protected]</owner>
<id>per-project</id>
<summary>
Project for hardware_verifier to record HardwareVerifier metrics.
hardware_verifier is run once per boot.
</summary>
<event name="HwVerificationReport">
<summary>
Record a verification report once hardware_verifier runs. The event will
be sent once per run.
</summary>
<metric name="IsCompliant" type="int">
<summary>
The qualification status of components that are probed by
hardware_verifier.
</summary>
</metric>
<metric name="QualificationStatusDisplayPanel" type="int">
<summary>The qualification status of display_panel components.</summary>
</metric>
<metric name="QualificationStatusStorage" type="int">
<summary>The qualification status of storage components.</summary>
</metric>
</event>
<event name="ComponentInfo">
<summary>
Record a hardware component on devices probed by hardware_verifier.
The event will be sent several times per run, depending on how many
hardware components are probed. Since we only record display currently,
there are usually 1~2 events. If we extend structured metrics to more
hardware categories, e.g. battery, memory, storage, network, it would be
about 10 events per run.
</summary>
<metric name="ComponentCategory" type="int">
<summary>The category of the recorded component.</summary>
</metric>
<metric name="DisplayPanelVendor" type="int">
<summary>The vendor of the display panel.</summary>
</metric>
<metric name="DisplayPanelProductId" type="int">
<summary>The product ID of the display panel.</summary>
</metric>
<metric name="DisplayPanelHeight" type="int">
<summary>The height of the display panel.</summary>
</metric>
<metric name="DisplayPanelWidth" type="int">
<summary>The width of the display panel.</summary>
</metric>
<metric name="StorageMmcManfid" type="int">
<summary>The manfid of the MMC storage.</summary>
</metric>
<metric name="StorageMmcHwrev" type="int">
<summary>The hwrev of the MMC storage.</summary>
</metric>
<metric name="StorageMmcOemid" type="int">
<summary>The oemid of the MMC storage.</summary>
</metric>
<metric name="StorageMmcPrv" type="int">
<summary>The prv of the MMC storage.</summary>
</metric>
<metric name="StoragePciVendor" type="int">
<summary>The vendor of the PCI (NVMe) storage.</summary>
</metric>
<metric name="StoragePciDevice" type="int">
<summary>The device ID of the PCI (NVMe) storage.</summary>
</metric>
<metric name="StoragePciClass" type="int">
<summary>The device class of the PCI (NVMe) storage.</summary>
</metric>
</event>
</project>
<project name="Cellular">
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<id>per-project</id>
<summary>
Project for recording Cellular metrics.
</summary>
<event name="CellularConnectionAttempt">
<summary>
Records information of the last cellular connection attempt. An entry is
logged immediately after the cellular connection fails or succeeds.
</summary>
<metric name="apn_id" type="int">
<summary>
The ID of the APN used to establish the connection. This ID is a hash
of the string uuid+apn_name+username+password.
</summary>
</metric>
<metric name="ipv4_config_method" type="int">
<summary>
The IPv4 config method(see IPConfig::Method) provided by the carrier.
</summary>
</metric>
<metric name="ipv6_config_method" type="int">
<summary>
The IPv6 config method(see IPConfig::Method) provided by the carrier.
</summary>
</metric>
<metric name="connect_result" type="int">
<summary>
The result of the connection. This uses the same values as the metric
Network.Shill.Cellular.ConnectResult.
</summary>
</metric>
<metric name="home_mccmnc" type="int">
<summary>
The MCCMNC of the home provider.
</summary>
</metric>
<metric name="serving_mccmnc" type="int">
<summary>
The MCCMNC of the serving provider.
</summary>
</metric>
<metric name="roaming_state" type="int">
<summary>
Indicates if the device is roaming.
</summary>
</metric>
<metric name="apn_types" type="int">
<summary>
Indicates the APN types supported by the current APN. This field will
represent the bitmask of combination of APN types. Below are the
supported values:
DEFAULT = 1
IA = 2
DUN = 4
</summary>
</metric>
<metric name="apn_source" type="int">
<summary>
Indicates the source of the APN. Options are: MODB == 0 , UI == 1,
MODEM == 2, ADMIN == 4.
</summary>
</metric>
<metric name="tech_used" type="int">
<summary>
Indicates the technologies in use for the connect attempt.
Value is a bitmask, allowing multiple simultaneous technologies, for
instance for proper 5G-NSA reporting. Values are defined by the
MMModemAccessTechnology enum in ModemManager[1].
[1] freedesktop.org/software/ModemManager/api/latest/ModemManager-Flags-and-Enumerations.html#MMModemAccessTechnology
</summary>
</metric>
<metric name="iccid_length" type="int">
<summary>
Indicates the length of ICCID used.
</summary>
</metric>
<metric name="sim_type" type="int">
<summary>
Indicates the type of SIM used. pSIM or eSIM.
Options are Unknown == 0 , pSIM == 1 , eSIM == 2.
</summary>
</metric>
<metric name="modem_state" type="int">
<summary>
Indicates the modem state at the time of connection.
Options are: Failed == -1 , Unknown == 0 ,
Initializing == 1 , Locked == 2 , Disabled == 3 ,
Disabling == 4 , Enabling == 5 , Enabled == 6 ,
Searching == 7 , Registered == 8 , Disconnecting == 9 ,
Connecting == 10 , Connected == 11.
</summary>
</metric>
<metric name="connect_time" type="int">
<summary>
Indicates the time in milliseconds, it took to connect to
the cellular network.
</summary>
</metric>
<metric name="scan_connect_time" type="int">
<summary>
Indicates the time in milliseconds, it took to scan and
connect to the cellular network.
</summary>
</metric>
<metric name="detailed_error" type="int">
<summary>
Indicates more granular and precise error, reported by
modem manager, libmbim, libqmi etc.
</summary>
</metric>
<metric name="gid1" type="int">
<summary>
The contents of the GID1 file in the SIM card, limited to the
first 8 bytes.
</summary>
</metric>
<metric name="use_apn_revamp_ui" type="int">
<summary>
Indicates if the new APN revamp UI is being used.
</summary>
</metric>
<metric name="connection_attempt_type" type="int">
<summary>
Indicates the way the connection attempt was triggered.
Options are Unknown == 0 , UserConnect == 1 , AutoConnect == 2.
</summary>
</metric>
<metric name="subscription_error_seen" type="int">
<summary>
Indicates if modem has earlier reported subscription error for
this card.
</summary>
</metric>
<metric name="connection_apn_types" type="int">
<summary>
Indicates the APN type used in the connection attempt, and the APN
types of all other connected bearers. Each APN type is represented
by a digit, and the order of the digits represents the connection order
from first on the left, to last on the right.
For example, a value of 23 indicates that a Default connection exists,
and a new connection attempt is tried with a DUN APN.
Below are the supported digit values:
IA = 1
DEFAULT = 2
DUN = 3
</summary>
</metric>
<metric name="last_connected" type="int">
<summary>
Indicates the time in milliseconds, device last connected successfully to the cellular network.
</summary>
</metric>
<metric name="last_online" type="int">
<summary>
Indicates the time in milliseconds, device last connected successfully to the internet.
</summary>
</metric>
</event>
<event name="ModemFwdFwInstallResult">
<summary>
Records information about the firmware installation
operation performed by modemfwd. This includes details
of firmware types which were installed by the modemfwd
and information about the result of the firmware install operation.
In case fimmware install operation fails and modem helpers are
able to provide detailed error codes about reason of failure, they
will also be included as part of this event.
</summary>
<metric name="firmware_types" type="int">
<summary>
Indicates the set of firmware types modemfwd was trying to
install. Modemfwd could install multiple types of firmware
together based on the current status of the modem. This field
will represent the bitmask of combination of firmware types
being installed.Check ModemFirmwareType in modemfwd/metrics.h
for possible firmware types.
</summary>
</metric>
<metric name="fw_install_result" type="int">
<summary>
Indicates the result of firmware install operation.
Check FwInstallResult in modemfwd/metrics.h for list
of possible values.
</summary>
</metric>
</event>
<event name="HermesOp">
<summary>
Records information about eSIM operations
</summary>
<metric name="Operation" type="int">
<summary>
Indicates the eSIM operation being performed.
</summary>
</metric>
<metric name="Result" type="int">
<summary>
Indicates the result of the eSIM operation. See
hermes/lpa_util.cc for list of values.
</summary>
</metric>
<metric name="home_mccmnc" type="int">
<summary>
Indicates the mccmnc of the profile on which the eSIM operation was
performed.
</summary>
</metric>
</event>
<event name="PowerOptimization">
<summary>
The event is submit when a power optimization action is performed.
</summary>
<metric name="power_state" type="int">
<summary>
Indicates the new modem power state.
</summary>
</metric>
<metric name="reason" type="int">
<summary>
Indicates the reason of setting the new power state.
</summary>
</metric>
<metric name="since_last_online_hours" type="int">
<summary>
Indicates hours passed since last online before this
power optimization action.
</summary>
</metric>
</event>
<event name="CellularNetworkValidationAttempt">
<summary>
Records information of the network validation attempt over cellular.
An entry is logged immediately after portal detection fails or succeeds.
</summary>
<metric name="apn_id" type="int">
<summary>
The ID of the APN used to establish the connection. This ID is a hash
of the string uuid+apn_name+username+password.
</summary>
</metric>
<metric name="portal_detection_result" type="int">
<summary>
Result of the portal detection attempt(see Metrics::PortalDetectorResult).
</summary>
</metric>
<metric name="initial_result" type="int">
<summary>
Indicates if this is an initial portal attempt. Set to 1
for initial attempt else 0.
</summary>
</metric>
<metric name="ipv4_config_method" type="int">
<summary>
The IPv4 config method(see IPConfig::Method) provided by the carrier.
</summary>
</metric>
<metric name="ipv6_config_method" type="int">
<summary>
The IPv6 config method(see IPConfig::Method) provided by the carrier.
</summary>
</metric>
<metric name="home_mccmnc" type="int">
<summary>
The MCCMNC of the home provider.
</summary>
</metric>
<metric name="serving_mccmnc" type="int">
<summary>
The MCCMNC of the serving provider.
</summary>
</metric>
<metric name="roaming_state" type="int">
<summary>
Indicates if the device is roaming.
</summary>
</metric>
<metric name="tech_used" type="int">
<summary>
Indicates the technologies in use for the connect attempt.
Value is a bitmask, allowing multiple simultaneous technologies, for
instance for proper 5G-NSA reporting. Values are defined by the
MMModemAccessTechnology enum in ModemManager[1].
[1] freedesktop.org/software/ModemManager/api/latest/ModemManager-Flags-and-Enumerations.html#MMModemAccessTechnology
</summary>
</metric>
<metric name="sim_type" type="int">
<summary>
Indicates the type of SIM used. pSIM or eSIM.
Options are Unknown == 0 , pSIM == 1 , eSIM == 2.
</summary>
</metric>
</event>
</project>
<project name="GuestUsbDevice">
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<id>none</id>
<summary>
Project for recording info about USB devices that get attached to Crostini.
</summary>
<event name="UsbDeviceInfo">
<summary>
Records the USB device info when an attempt to connect it to Crostini is
made.
</summary>
<metric name="VendorId" type="int">
<summary>
The vendor id of the USB device.
</summary>
</metric>
<metric name="VendorName" type="raw-string">
<summary>
The vendor name of the USB device.
</summary>
</metric>
<metric name="ProductId" type="int">
<summary>
The product id of the USB device.
</summary>
</metric>
<metric name="ProductName" type="raw-string">
<summary>
The product name of the USB device.
</summary>
</metric>
<metric name="DeviceClass" type="int">
<summary>
The device class of the USB device.
</summary>
</metric>
<metric name="InterfaceClass" type="int-array" max="20">
<summary>
The list of interface classes of the USB device. It is highly unlikely
that a single device has more than 20 interfaces, so max set to 20.
</summary>
</metric>
<metric name="CrostiniConnectionSuccess" type="int">
<summary>
Boolean to denote success of connecting device to Crostini.
</summary>
</metric>
<metric name="GuestType" type="int">
<summary>
Enum for which guest the USB device is being connected to. Value
corresponds to system_api/dbus/vm_applications/apps.proto:VmType.
</summary>
</metric>
</event>
</project>
<project name="RollbackEnterprise">
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<id>per-project</id>
<summary>
Project for recording Enterprise Rollback metrics. Rollback involves a
powerwash. To ensure the metrics are not lost, we track the events that
happen before powerwash in a file and preserve it. Tracked events are
reported after powerwash. It is possible that the date when the event is
reported does not correspond to the date when the event happened.
</summary>
<event name="RollbackPolicyActivated">
<summary>
The administrator has set the policy to roll back to a previous version.
This event happens before powerwash.
</summary>
<metric name="origin_chromeos_version_major" type="int">
<summary>ChromeOS major version of the device when the policy was set.</summary>
</metric>
<metric name="origin_chromeos_version_minor" type="int">
<summary>ChromeOS minor version of the device when the policy was set.</summary>
</metric>
<metric name="origin_chromeos_version_patch" type="int">
<summary>ChromeOS patch version of the device when the policy was set.</summary>
</metric>
<metric name="target_chromeos_version_major" type="int">
<summary>ChromeOS major target version selected in the policy.</summary>
</metric>
<metric name="target_chromeos_version_minor" type="int">
<summary>ChromeOS minor target version selected in the policy.</summary>
</metric>
<metric name="target_chromeos_version_patch" type="int">
<summary>ChromeOS patch target version selected by the policy.</summary>
</metric>
</event>
<event name="RollbackOobeConfigSave">
<summary>
Result of the process that encrypts and saves rollback data.
This event happens before powerwash.
</summary>
<metric name="origin_chromeos_version_major" type="int">
<summary>ChromeOS major version of the device when the policy was set.</summary>
</metric>
<metric name="origin_chromeos_version_minor" type="int">
<summary>ChromeOS minor version of the device when the policy was set.</summary>
</metric>
<metric name="origin_chromeos_version_patch" type="int">
<summary>ChromeOS patch version of the device when the policy was set.</summary>
</metric>
<metric name="target_chromeos_version_major" type="int">
<summary>ChromeOS major target version selected in the policy.</summary>
</metric>
<metric name="target_chromeos_version_minor" type="int">
<summary>ChromeOS minor target version selected in the policy.</summary>
</metric>
<metric name="target_chromeos_version_patch" type="int">
<summary>ChromeOS patch target version selected by the policy.</summary>
</metric>
<metric name="result" type="int">
<summary>
Result of running oobe_config_save:
0: Success.
1: Failure to save rollback data.
</summary>
</metric>
</event>
<event name="RollbackOobeConfigRestore">
<summary>
Result of the process that decrypts and restores rollback data.
This event happens after powerwash.
</summary>
<metric name="origin_chromeos_version_major" type="int">
<summary>ChromeOS major version of the device when the policy was set.</summary>
</metric>
<metric name="origin_chromeos_version_minor" type="int">
<summary>ChromeOS minor version of the device when the policy was set.</summary>
</metric>
<metric name="origin_chromeos_version_patch" type="int">
<summary>ChromeOS patch version of the device when the policy was set.</summary>
</metric>
<metric name="target_chromeos_version_major" type="int">
<summary>ChromeOS major target version selected in the policy.</summary>
</metric>
<metric name="target_chromeos_version_minor" type="int">
<summary>ChromeOS minor target version selected in the policy.</summary>
</metric>
<metric name="target_chromeos_version_patch" type="int">
<summary>ChromeOS patch target version selected by the policy.</summary>
</metric>
<metric name="result_chromeos_version_major" type="int">
<summary>ChromeOS major version of the device when reporting the event.</summary>
</metric>
<metric name="result_chromeos_version_minor" type="int">
<summary>ChromeOS minor version of the device when reporting the event.</summary>
</metric>
<metric name="result_chromeos_version_patch" type="int">
<summary>ChromeOS patch version of the device when reporting the event.</summary>
</metric>
<metric name="result" type="int">
<summary>
Result of running oobe_config_restore:
0: Success.
1: Failure to decrypt rollback data.
2: Failure to read decrypted rollback data.
3: Failure to parse rollback data.
4: Failure to restore rollback data to config.
</summary>
</metric>
</event>
<event name="RollbackUpdateFailure">
<summary>
Enterprise Rollback update failed. This event happens before powerwash.
However, a powerwash is not imminent because of an error so the event
should be reported immediately instead of being tracked in the file.
</summary>
<metric name="origin_chromeos_version_major" type="int">
<summary>ChromeOS major version of the device when the policy was set.</summary>
</metric>
<metric name="origin_chromeos_version_minor" type="int">
<summary>ChromeOS minor version of the device when the policy was set.</summary>
</metric>
<metric name="origin_chromeos_version_patch" type="int">
<summary>ChromeOS patch version of the device when the policy was set.</summary>
</metric>
<metric name="target_chromeos_version_major" type="int">
<summary>ChromeOS major target version selected in the policy.</summary>
</metric>
<metric name="target_chromeos_version_minor" type="int">
<summary>ChromeOS minor target version selected in the policy.</summary>
</metric>
<metric name="target_chromeos_version_patch" type="int">
<summary>ChromeOS patch target version selected by the policy.</summary>
</metric>
</event>
<event name="RollbackCompleted">
<summary>
Enterprise Rollback took place and the device is owned.
This event happens after powerwash.
</summary>
<metric name="origin_chromeos_version_major" type="int">
<summary>ChromeOS major version of the device when the policy was set.</summary>
</metric>
<metric name="origin_chromeos_version_minor" type="int">
<summary>ChromeOS minor version of the device when the policy was set.</summary>
</metric>
<metric name="origin_chromeos_version_patch" type="int">
<summary>ChromeOS patch version of the device when the policy was set.</summary>
</metric>
<metric name="target_chromeos_version_major" type="int">
<summary>ChromeOS major target version selected in the policy.</summary>
</metric>
<metric name="target_chromeos_version_minor" type="int">
<summary>ChromeOS minor target version selected in the policy.</summary>
</metric>
<metric name="target_chromeos_version_patch" type="int">
<summary>ChromeOS patch target version selected by the policy.</summary>
</metric>
<metric name="result_chromeos_version_major" type="int">
<summary>ChromeOS major version of the device when reporting the event.</summary>
</metric>
<metric name="result_chromeos_version_minor" type="int">
<summary>ChromeOS minor version of the device when reporting the event.</summary>
</metric>
<metric name="result_chromeos_version_patch" type="int">
<summary>ChromeOS patch version of the device when reporting the event.</summary>
</metric>
</event>
<!-- TODO(b/300861453): Add P2 Enterprise Rollback metrics -->
</project>
<project name="rmad">
<owner>[email protected]</owner>
<id>per-project</id>
<summary>
Project for rmad to record Shimless RMA metrics. The metrics of the whole
RMA procedure are only recorded once after it is completed or aborted.
Note: this project skips the platform2-side UMA consent check for technical
reasons, and relies on the chromium-side consent check instead.
</summary>
<event name="ShimlessRmaReport">
<summary>
Record a shimless rma report once it is completed or aborted.
</summary>
<metric name="OverallTime" type="double">
<summary>Overall time spent to complete the whole process in seconds.</summary>
</metric>
<metric name="RunningTime" type="double">
<summary>Time spent with RMA daemon running in seconds.</summary>
</metric>
<metric name="IsComplete" type="int">
<summary>
Invocation of Shimless RMA:
1: RMA is complete, 0: RMA is aborted.
</summary>
</metric>
<metric name="RoVerificationStatus" type="int">
<summary>
RO verification of Shimless RMA:
0: Shimless RMA runs with unknown RO verification status.
1: Shimless RMA runs with RO verification successful.
2: Shimless RMA runs with RO verification unsupported. This should
not happen because it's already deprecated.
3: RO verification is not triggered. This should not happen because
Shimless RMA would not run.
4: RO verification fails. This should not happen because the DUT
would not boot.
5: RO verification is unsupported and not triggered. This should not
happen because Shimless RMA would not run.
6: Shimless RMA runs with RO verification unsupported but triggered.
</summary>
</metric>
<metric name="ReturningOwner" type="int">
<summary>
Destination of Shimless RMA:
0: Shimless RMA haven't known the returning owner yet
1: Shimless RMA run with the device returning to the same owner
2: Shimless RMA run with the device returning to a different owner
</summary>
</metric>
<metric name="MainboardReplacement" type="int">
<summary>
Replacement MLB of Shimless RMA:
0: Shimless RMA haven't known the mainboard replacement status
1: Shimless RMA run with a replaced MLB
2: Shimless RMA run with the original MLB
</summary>
</metric>
<metric name="WriteProtectDisableMethod" type="int">
<summary>
Write protection disable status of Shimless RMA:
0: Shimless RMA haven't known the write-protect status
1: Shimless RMA skip disabling write-protect
2: Shimless RMA run with write-protect being disabled via RSU
3: Shimless RMA run with write-protect being manually disabled with
immediate re-enablement
4: Shimless RMA run with write-protect being manually disabled and
keep the device open
</summary>
</metric>
</event>
<event name="ReplacedComponent">
<summary>
Record a component replaced in Shimless RMA. The event will be sent
several times per run, depending on how many components are replaced.
</summary>
<metric name="ComponentCategory" type="int">
<summary>
The category of the recorded component.
Enum for components defined in rmad.proto.
</summary>
</metric>
</event>
<event name="OccurredError">
<summary>Shimless RMA run with triggering of Error XYZ.</summary>
<metric name="ErrorType" type="int">
<summary>
The type of the recorded error.
Enum for errors defined in rmad.proto.
</summary>
</metric>
</event>
<event name="AdditionalActivity">
<summary>
Shimless RMA completed and an additional activity undertaken.
</summary>
<metric name="ActivityType" type="int">
<summary>
1: shutdown
2: reboot
3: battery cutoff
4: diagnostics
</summary>
</metric>
</event>
<event name="ShimlessRmaStateReport">
<summary>
For each state. record a shimless rma state report once whole
process is completed or aborted.
</summary>
<metric name="StateCase" type="int">
<summary>
Please refer to the RmadState of rmad.proto for more info.
</summary>
</metric>
<metric name="IsAborted" type="int">
<summary>
0: Abort is not called in the state.
1: Abort is called in the state.
</summary>
</metric>
<metric name="OverallTime" type="double">
<summary>Overall time spent to complete the state in seconds.</summary>
</metric>
<metric name="TransitionCount" type="int">
<summary>How many transitions were taken in the state.</summary>
</metric>
<metric name="GetLogCount" type="int">
<summary>How many get log were taken in the state.</summary>
</metric>
<metric name="SaveLogCount" type="int">
<summary>How many save log were taken in the state.</summary>
</metric>
</event>
</project>
<project name="UsbCameraModule">
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<id>none</id>
<summary>
Project for recording the most common camera modules in the field.
</summary>
<event name="UsbCameraModuleInfo">
<summary>
Records the information about the Internal USB Camera Module.
</summary>
<metric name="VendorId" type="int">
<summary>
The vendor id of the USB Camera Module.
</summary>
</metric>
<metric name="VendorName" type="raw-string">
<summary>
The vendor name of the USB Camera Module.
</summary>
</metric>
<metric name="ProductId" type="int">
<summary>
The product id of the USB Camera Module.
</summary>
</metric>
<metric name="ProductName" type="raw-string">
<summary>
The product name of the USB Camera Module.
</summary>
</metric>
<metric name="BcdDevice" type="int">
<summary>
Firmware version of the device.
</summary>
</metric>
</event>
</project>
<project name="UsbDevice">
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<id>none</id>
<summary>
Project for recording basic USB device information that meets privacy constraints.
</summary>
<event name="UsbDeviceInfo">
<summary>
Records the USB device info.
</summary>
<metric name="VendorId" type="int">
<summary>
The vendor id of the USB device.
</summary>
</metric>
<metric name="VendorName" type="raw-string">
<summary>
The vendor name of the USB device.
</summary>
</metric>
<metric name="ProductId" type="int">
<summary>
The product id of the USB device.
</summary>
</metric>
<metric name="ProductName" type="raw-string">
<summary>
The product name of the USB device.
</summary>
</metric>
<metric name="DeviceClass" type="int">
<summary>
The device class of the USB device.
</summary>
</metric>
<metric name="InterfaceClass" type="int-array" max="20">
<summary>
The list of interface classes of the USB device. It is highly unlikely
that a single device has more than 20 interfaces, so max set to 20.
</summary>
</metric>
</event>
</project>
<project name="UsbSession">
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<id>per-project</id>
<summary>
Records events at various points of USB device connection for more detailed
metrics on peripheral devices. These metrics are only recorded for devices
in the USB metrics allowlist.
</summary>
<event name="UsbSessionEvent">
<summary>
Records events emitted by the kernel at notable points during a USB connection lifecycle.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="Action" type="int">
<summary>
USB device action which caused the metric to be recorded (attach,
remove, etc.).
</summary>
</metric>
<metric name="DeviceNum" type="int">
<summary>
USB device number assigned by the kernel to each connected USB device.
Will be 0-127 and increment on every new device connection.
</summary>
</metric>
<metric name="BusNum" type="int">
<summary>
Bus number the USB device is connected on.
</summary>
</metric>
<metric name="Depth" type="int">
<summary>
Depth of device in the USB topology. This defines the number of hubs
between a device and the host controller.
</summary>
</metric>
<metric name="VendorId" type="int">
<summary>
The vendor id of the USB device.
</summary>
</metric>
<metric name="ProductId" type="int">
<summary>
The product id of the USB device.
</summary>
</metric>
</event>
</project>
<project name="UsbQuality">
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<id>per-project</id>
<summary>
Project to measure USB device connectivity quality be recording USB data bus
and power delivery quality indicators when devices are added or removed.
</summary>
<event name="UsbBusConnect">
<summary>
USB quality metric recorded on device enumeration.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="ConnectionId" type="hmac-string">
<summary>
Unique device connection ID based on boot information, busnum and
devnum.
</summary>
</metric>
<metric name="VendorId" type="int">
<summary>
Vendor ID, obfuscated for unpopular devices.
</summary>
</metric>
<metric name="ProductId" type="int">
<summary>
Product ID, obfuscated for unpopular devices.
</summary>
</metric>
<metric name="LockScreen" type="int">
<summary>
Bool noting whether the lock screen is show. This impacts USBGuard
behavior.
</summary>
</metric>
<metric name="Speed" type="int">
<summary>
USB device speed, based on UMA metric with fallback speeds.
</summary>
</metric>
<metric name="DeviceClass" type="int">
<summary>
The device's USB class.
</summary>
</metric>
<metric name="InterfaceClass" type="int-array" max="20">
<summary>
USB class for each of the device's interfaces.
</summary>
</metric>
<metric name="InterfaceSubClass" type="int-array" max="20">
<summary>
USB subclass for each of the device's interfaces.
</summary>
</metric>
<metric name="InterfaceProtocol" type="int-array" max="20">
<summary>
Protocol for each of the device's interfaces.
</summary>
</metric>
<metric name="InterfaceDriver" type="int-array" max="20">
<summary>
Drivers bound to each of the device's interfaces.
</summary>
</metric>
<metric name="Endpoint" type="int-array" max="20">
<summary>
List of endpoints used by the devices interfaces.
</summary>
</metric>
</event>
<event name="UsbBusDisconnect">
<summary>
USB quality metric recorded on device disconnection.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="ConnectionId" type="hmac-string">
<summary>
Unique device connection ID based on boot information, busnum and
devnum.
</summary>
</metric>
<metric name="VendorId" type="int">
<summary>
Vendor ID, obfuscated for unpopular devices.
</summary>
</metric>
<metric name="ProductId" type="int">
<summary>
Product ID, obfuscated for unpopular devices.
</summary>
</metric>
<metric name="DeviceError" type="int-array" max="10">
<summary>
List of USB errors in dmesg attributable to the device at when it is
disconnected.
</summary>
</metric>
</event>
<event name="UsbPdConnect">
<summary>
USB quality metric recorded on shortly after USB PD device registration.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="Usb2ConnectionId" type="hmac-string">
<summary>
Unique device connection ID based on boot information, busnum and
devnum if the USB PD device includes an internal USB 2.0 device.
</summary>
</metric>
<metric name="Usb3ConnectionId" type="hmac-string">
<summary>
Unique device connection ID based on boot information, busnum and
devnum if the USB PD device includes an internal USB 3.2 device.
</summary>
</metric>
<metric name="VendorId" type="int">
<summary>
Vendor ID, obfuscated for unpopular devices.
</summary>
</metric>
<metric name="ProductId" type="int">
<summary>
Product ID, obfuscated for unpopular devices.
</summary>
</metric>
<metric name="PartnerType" type="int">
<summary>
Partner category derived from USB PD identity and mode support.
</summary>
</metric>
<metric name="CableType" type="int">
<summary>
Cable category derived from USB PD identity and mode support.
</summary>
</metric>
<metric name="MaxChargingRate" type="int">
<summary>
Wattage of highest available PDO.
</summary>
</metric>
<metric name="RealizedChargingRate" type="int">
<summary>
Wattage the port is sinking if applicable.
</summary>
</metric>
<metric name="ModeEntryResult" type="int">
<summary>
Enum specifying the attempted mode entered and a pass/fail result.
</summary>
</metric>
</event>
</project>
<project name="UsbError">
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<id>none</id>
<summary>
Project to record metrics on errors returned by notable kernel driver
functions.
</summary>
<event name="HubError">
<summary>
Records error uevent sent by the Hub driver.
</summary>
<metric name="ErrorCode" type="int">
<summary>
Linux kernel error code returned by function which sent the uevent.
</summary>
</metric>
<metric name="DeviceClass" type="int">
<summary>
The device class of the USB device which sent the uevent.
</summary>
</metric>
<metric name="VendorId" type="int">
<summary>
The vendor ID of the USB device which sent the uevent. This is filtered
through an allow list to only record vendor ID for popular devices.
</summary>
</metric>
<metric name="ProductId" type="int">
<summary>
The product ID of the USB device which sent the uevent. This is filtered
through an allow list to only record product ID for popular devices.
</summary>
</metric>
<metric name="DevicePath" type="raw-string">
<summary>
The device path of the usb device which sent the uevent, this value is
taken from the devpath file in the device's sysfs directory.
</summary>
</metric>
<metric name="ConnectedDuration" type="int">
<summary>
Time, in milliseconds, that the USB device has been connected.
</summary>
</metric>
</event>
<event name="XhciError">
<summary>
Records error uevent sent by the xHCI driver.
</summary>
<metric name="ErrorCode" type="int">
<summary>
Linux kernel error code returned by function which sent the uevent.
</summary>
</metric>
<metric name="DeviceClass" type="int">
<summary>
The device class of the kernel device which sent the error uevent.
</summary>
</metric>
</event>
</project>
<project name="UsbPdDevice">
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<id>none</id>
<summary>
Project for recording basic USB PD device information that meets privacy constraints.
</summary>
<event name="UsbPdDeviceInfo">
<summary>
Records the USB PD device info.
</summary>
<metric name="VendorId" type="int">
<summary>
The vendor id of the USB PD device.
</summary>
</metric>
<metric name="ProductId" type="int">
<summary>
The product id of the USB PD device.
</summary>
</metric>
<metric name="ExitId" type="int">
<summary>
XID of the USB PD device that is uniquely assigned by USB-IF once it is
certified. Set to 0 if the device is not certified.
</summary>
</metric>
<metric name="SupportsPd" type="int">
<summary>
Boolean to indicate if the device supports USB PD.
</summary>
</metric>
<metric name="SupportsUsb" type="int">
<summary>
Boolean to indicate if the device supports USB.
</summary>
</metric>
<metric name="SupportsDp" type="int">
<summary>
Boolean to indicate if the device supports DP alt mode.
</summary>
</metric>
<metric name="SupportsTbt" type="int">
<summary>
Boolean to indicate if the device supports TBT alt mode.
</summary>
</metric>
<metric name="SupportsUsb4" type="int">
<summary>
Boolean to indicate if the device supports USB4 mode.
</summary>
</metric>
<metric name="DataRole" type="int">
<summary>
Enum for data role. 0: None, 1: Device, 2: Host.
</summary>
</metric>
<metric name="PowerRole" type="int">
<summary>
Enum for power role. 0: None, 1: Sink, 2: Source.
</summary>
</metric>
<metric name="PartnerType" type="int">
<summary>
Partner category derived from USB PD identity and mode support.
</summary>
</metric>
</event>
</project>
<project name="WiFiChipset">
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<id>none</id>
<summary>
Information about the WiFi adapter present on the system. Different
project from the main "WiFi" project to meet privacy requirements.
</summary>
<event name="WiFiChipsetInfo">
<summary>
Records which chipset is installed on the system.
</summary>
<metric name="EventVersion" type="int">
<summary>
Integer version number that indicates the format of the event.
Used by the event processor to know which metric is available in a
particular event.
v0: unknown (should not happen)
v1: initial version
</summary>
</metric>
<metric name="VendorId" type="int">
<summary>
Manufacturer ID of the WiFi adapter.
</summary>
</metric>
<metric name="ProductId" type="int">
<summary>
Product ID of the WiFi adapter.
</summary>
</metric>
<metric name="SubsystemId" type="int">
<summary>
Subsystem ID of the WiFi adapter.
</summary>
</metric>
</event>
</project>
<project name="WiFiAP">
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<id>none</id>
<summary>
Information (e.g. OUI) about the AP we're connected to. Different project
from the main "WiFi" project to meet privacy requirements.
</summary>
<event name="WiFiAPInfo">
<summary>
Records information about the AP the device is attempting to connect to.
</summary>
<metric name="EventVersion" type="int">
<summary>
Integer version number that indicates the format of the event.
Used by the event processor to know which metric is available in a
particular event.
v0: unknown (should not happen)
v1: initial version
</summary>
</metric>
<metric name="APOUI" type="int">
<summary>
OUI of the AP we're connecting to.
</summary>
</metric>
</event>
</project>
<project name="WiFi">
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<owner>[email protected]</owner>
<id>per-project</id>
<summary>
WiFi health metrics.
</summary>
<event name="WiFiAdapterStateChanged">
<summary>
Records when the adapter is enabled/disabled.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="EventVersion" type="int">
<summary>
Integer version number that indicates the format of the event.
Used by the event processor to know which metric is available in a
particular event.
v0: unknown (should not happen)
v1: initial version
</summary>
</metric>
<metric name="AdapterState" type="int">
<summary>
The state of the WiFi adapter, 0 for disabled and 1 for enabled.
</summary>
</metric>
<metric name="VendorId" type="int">
<summary>
Manufacturer ID of the WiFi adapter.
</summary>
</metric>
<metric name="ProductId" type="int">
<summary>
Product ID of the WiFi adapter.
</summary>
</metric>
<metric name="SubsystemId" type="int">
<summary>
Subsystem ID of the WiFi adapter.
</summary>
</metric>
</event>
<event name="WiFiConnectionAttempt">
<summary>
Device starts to try to connect to a particular AP.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="EventVersion" type="int">
<summary>
Integer version number that indicates the format of the event.
Used by the event processor to know which metric is available in a
particular event.
v0: unknown (should not happen)
v1: initial version
</summary>
</metric>
<metric name="SessionTag" type="int">
<summary>
A SessionTag links a WiFiConnectionAttempt, WiFiConnectionAttemptResult
and WiFiConnectionEnd that correspond to the same connection.
</summary>
</metric>
<metric name="AttemptType" type="int">
<summary>
Type of connection attempt (e.g. autoconnect, manual connect, ...)
</summary>
</metric>
<metric name="APPhyMode" type="int">
<summary>
Enum |WiFiNetworkPhyMode| reporting if we are connecting to 802.11n,
802.11ac, 802.11ax, etc.
</summary>
</metric>
<metric name="APSecurityMode" type="int">
<summary>
Enum |WiFiSecurity| reporting the security mode: Open? WEP? WPA? 802.1X?
</summary>
</metric>
<metric name="APSecurityEAPInnerProtocol" type="int">
<summary>
Enum |EapInnerProtocol| reporting the EAP inner protocol for 802.1X.
</summary>
</metric>
<metric name="APSecurityEAPOuterProtocol" type="int">
<summary>
Enum |EapOuterProtocol| reporting the EAP outer protocol for 802.1X.
</summary>
</metric>
<metric name="APBand" type="int">
<summary>
Enum |WiFiFrequencyRange| reporting the band we're connecting to:
2.4GHz, 5GHz, 6GHz.
</summary>
</metric>
<metric name="APChannel" type="int">
<summary>
Enum |WiFiChannel| describing the frequency of the channel we're
connecting on.
</summary>
</metric>
<metric name="RSSI" type="int">
<summary>
RSSI of the AP we're trying to connect to.
</summary>
</metric>
<metric name="SSID" type="hmac-string">
<summary>
Pseudonymized SSID that we're connecting to.
</summary>
</metric>
<metric name="SSIDProvisioningMode" type="int">
<summary>
Enum describing how the SSID was provisioned. Was it configured through
policy? Was it manually added? Was it synced?
</summary>
</metric>
<metric name="SSIDHidden" type="int">
<summary>
Set to 1 if we're connecting to a hidden SSID, 0 otherwise.
</summary>
</metric>
<metric name="BSSID" type="hmac-string">
<summary>
Pseudonymized BSSID that we're connecting to.
</summary>
</metric>
<metric name="APOUI" type="int">
<summary>
OUI of the AP. The 24 least significant bits contain the OUI.
</summary>
</metric>
<metric name="AP_80211krv_NLSSupport" type="int">
<summary>
Boolean indicating if the AP supports 802.11k/r/v neighbour lists or
not. Set to -1 if detection failed.
</summary>
</metric>
<metric name="AP_80211krv_OTA_FTSupport" type="int">
<summary>
Boolean indicating if the AP supports 802.11k/r/v Fast Transition
Over The Air or not. Set to -1 if detection failed.
</summary>
</metric>
<metric name="AP_80211krv_OTDS_FTSupport" type="int">
<summary>
Boolean indicating if the AP supports 802.11k/r/v Fast Transition
Over The DS or not. Set to -1 if detection failed.
</summary>
</metric>
<metric name="AP_80211krv_DMSSupport" type="int">
<summary>
Boolean indicating if the AP supports 802.11k/r/v DMS or not.
Set to -1 if detection failed.
</summary>
</metric>
<metric name="AP_80211krv_BSSMaxIdleSupport" type="int">
<summary>
Boolean indicating if the AP supports 802.11k/r/v BSS Max Idle period
feature or not. Set to -1 if detection failed.
</summary>
</metric>
<metric name="AP_80211krv_BSSTMSupport" type="int">
<summary>
Boolean indicating if the AP supports 802.11k/r/v BSS Transition
Management or not. Set to -1 if detection failed.
</summary>
</metric>
<metric name="AP_HS20Support" type="int">
<summary>
Boolean indicating if the AP supports Hotspot 2.0 (aka Passpoint) or
not. Set to -1 if detection failed.
</summary>
</metric>
<metric name="AP_HS20Version" type="int">
<summary>
Version of the Hotspot 2.0 (aka Passpoint) support.
Set to -1 if detection failed.
</summary>
</metric>
<metric name="AP_MBOSupport" type="int">
<summary>
Boolean indicating if the AP supports MBO or not.
Set to -1 if detection failed.
</summary>
</metric>
</event>
<event name="WiFiConnectionAttemptResult">
<summary>
Report if the connection attempt succeeded or not and the reason if not.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="EventVersion" type="int">
<summary>
Integer version number that indicates the format of the event.
Used by the event processor to know which metric is available in a
particular event.
v0: unknown (should not happen)
v1: initial version
</summary>
</metric>
<metric name="SessionTag" type="int">
<summary>
A SessionTag links a WiFiConnectionAttempt, WiFiConnectionAttemptResult
and WiFiConnectionEnd that correspond to the same connection.
</summary>
</metric>
<metric name="ResultCode" type="int">
<summary>
Enum |NetworkServiceError| reporting the status of the connection
attempt.
Reports the error code (e.g. "too-many-stas") if the connection attempt
failed.
Reports 0 (NetworkServiceError::kNetworkServiceErrorNone) if the
connection attempt succeeded.
</summary>
</metric>
</event>
<event name="WiFiIPConnectivityStatus">
<summary>
WiFi link is up, report if the device is fully IP provisioned or if there
are still IP connectivity failures (e.g. failed to get an IP address).
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="EventVersion" type="int">
<summary>
Integer version number that indicates the format of the event.
Used by the event processor to know which metric is available in a
particular event.
v0: unknown (should not happen)
v1: initial version
</summary>
</metric>
<metric name="IPConnectivityStatus" type="int">
<summary>
Enum reporting the connectivity status (Connection OK, DHCP issues, ...)
</summary>
</metric>
<metric name="IPConnectivityType" type="int">
<summary>
Enum |NetworkConnectionIPType| reporting the type of connectivity (IPv4
or IPv6).
</summary>
</metric>
</event>
<event name="WiFiPortalDetectionStatus">
<summary>
IP connectivity is up, report the state of captive portal detection.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="EventVersion" type="int">
<summary>
Integer version number that indicates the format of the event.
Used by the event processor to know which metric is available in a
particular event.
v0: unknown (should not happen)
v1: initial version
</summary>
</metric>
<metric name="PortalDetectionStatus" type="int">
<summary>
Enum |PortalResult| reporting the status of the detection of the captive
portal.
</summary>
</metric>
</event>
<event name="WiFiConnectionEnd">
<summary>
Report when the device disconnects or is disconnected from the AP.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="EventVersion" type="int">
<summary>
Integer version number that indicates the format of the event.
Used by the event processor to know which metric is available in a
particular event.
v0: unknown (should not happen)
v1: initial version
</summary>
</metric>
<metric name="SessionTag" type="int">
<summary>
A SessionTag links a WiFiConnectionAttempt, WiFiConnectionAttemptResult
and WiFiConnectionEnd that correspond to the same connection.
</summary>
</metric>
<metric name="DisconnectionType" type="int">
<summary>
Log what type of disconnection happened:
- expected because of suspend or poweroff
- expected because of roaming
- unexpected because the AP disconnected the device
- unexpected because the device no longer hears the AP
- etc
</summary>
</metric>
<metric name="DisconnectionReasonCode" type="int">
<summary>
Enum |WiFiReasonCode| to report the reason there was an unexpected
disconnection.
</summary>
</metric>
</event>
<event name="WiFiLinkQualityTrigger">
<summary>
Report when shill or wpa_supplicant requests a Link Quality Report from
the firmware/driver. It can happen when the kernel has notified userspace
that the wireless link may be having issues (e.g. low RSSI, beacon or
packet loss, IP-level failures...) or when userspace simply wants to
monitor the quality of the link periodically.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="EventVersion" type="int">
<summary>
Integer version number that indicates the format of the event.
Used by the event processor to know which metric is available in a
particular event.
v0: unknown (should not happen)
v1: initial version
</summary>
</metric>
<metric name="SessionTag" type="int">
<summary>
A SessionTag links a WiFiConnectionAttempt, WiFiConnectionAttemptResult
and WiFiConnectionEnd that correspond to the same connection.
</summary>
</metric>
<metric name="Type" type="int">
<summary>
Enum |WiFiLinkQualityTrigger| to report what type of event triggered a
Link Quality Report:
- CQM event
- IP level failure
- Periodic polling
- ...
</summary>
</metric>
</event>
<event name="WiFiLinkQualityReport">
<summary>
Report statistics about the WiFi link (e.g. bitrate, TX retransmit rates)
that can be used to diagnose if the wireless link is “good” or “bad”.
Most metrics are defined in nl80211_sta_info and nl80211_rate_info,
or derived from some of those attributes.
</summary>
<metric name="BootId" type="hmac-string">
<summary>
Random ID generated at boot time to detect reboots.
</summary>
</metric>
<metric name="SystemTime" type="int">
<summary>
The time elapsed since boot, in microseconds.
</summary>
</metric>
<metric name="EventVersion" type="int">
<summary>
Integer version number that indicates the format of the event.
Used by the event processor to know which metric is available in a
particular event.
v0: unknown (should not happen)
v1: initial version
</summary>
</metric>
<metric name="SessionTag" type="int">
<summary>
A SessionTag links a WiFiConnectionAttempt, WiFiConnectionAttemptResult
and WiFiConnectionEnd that correspond to the same connection.
</summary>
</metric>
<metric name="RXPackets" type="int">
<summary>
Number of packets received (NL80211_STA_INFO_RX_PACKETS).
</summary>
</metric>
<metric name="RXBytes" type="int">
<summary>
Number of bytes received (NL80211_STA_INFO_RX_BYTES).
</summary>
</metric>
<metric name="TXPackets" type="int">
<summary>
Number of packets transmitted (NL80211_STA_INFO_TX_PACKETS).
</summary>
</metric>
<metric name="TXBytes" type="int">
<summary>
Number of bytes transmitted (NL80211_STA_INFO_TX_BYTES).
</summary>
</metric>
<metric name="TXRetries" type="int">
<summary>
Number of TX retransmissions (NL80211_STA_INFO_TX_RETRIES).
</summary>
</metric>
<metric name="TXFailures" type="int">
<summary>
Number of TX failures (NL80211_STA_INFO_TX_FAILED).
</summary>
</metric>
<metric name="RXDrops" type="int">
<summary>
Number of RX packets dropped (NL80211_STA_INFO_RX_DROP_MISC).
</summary>
</metric>
<metric name="Chain0Signal" type="int">
<summary>
Signal strength of chain 0 (NL80211_STA_INFO_CHAIN_SIGNAL).
</summary>
</metric>
<metric name="Chain0SignalAvg" type="int">
<summary>
Average signal strength (NL80211_STA_INFO_CHAIN_SIGNAL_AVG).
</summary>
</metric>
<metric name="Chain1Signal" type="int">
<summary>
Signal strength of chain 1 (NL80211_STA_INFO_CHAIN_SIGNAL).
</summary>
</metric>
<metric name="Chain1SignalAvg" type="int">
<summary>
Average signal strength (NL80211_STA_INFO_CHAIN_SIGNAL_AVG).
</summary>
</metric>
<metric name="BeaconSignalAvg" type="int">
<summary>
Average signal strength of beacons (NL80211_STA_INFO_BEACON_SIGNAL_AVG).
</summary>
</metric>
<metric name="BeaconsReceived" type="int">
<summary>
Number of beacons received (NL80211_STA_INFO_BEACON_RX).
</summary>
</metric>
<metric name="BeaconsLost" type="int">
<summary>
Number of beacons lost (NL80211_STA_INFO_BEACON_LOSS).
</summary>
</metric>
<metric name="ExpectedThroughput" type="int">
<summary>
Expected throughput (NL80211_STA_EXPECTED_THROUGHPUT).
</summary>
</metric>
<metric name="RXRate" type="int">
<summary>
RX bitrate in 100Kb/s units (NL80211_RATE_INFO_BITRATE32).
</summary>
</metric>
<metric name="RXMCS" type="int">
<summary>
RX MCS index.
nl80211: NL80211_RATE_INFO_MCS, NL80211_RATE_INFO_VHT_MCS,
NL80211_RATE_INFO_HE_MCS, NL80211_RATE_INFO_EHT_MCS
</summary>
</metric>
<metric name="RXChannelWidth" type="int">
<summary>
Bandwidth of the channel (20MHz, 40MHz, etc.)
nl80211: NL80211_ATTR_CHANNEL_WIDTH
shill: WiFiChannelWidth enum
</summary>
</metric>
<metric name="RXMode" type="int">
<summary>
Is the link in HT, VHT, HE, EHT mode?
nl80211: NL80211_RATE_INFO_VHT_*, NL80211_RATE_INFO_HE_*,
NL80211_RATE_INFO_EHT_*
shill: WiFiLinkStatsMode enum
</summary>
</metric>
<metric name="RXGuardInterval" type="int">
<summary>
Is the guard interval 400ns, 800ns, 1.6us or 3.2 us?
nl80211: NL80211_RATE_INFO_SHORT_GI, NL80211_RATE_INFO_HE_GI
shill: WiFiLinkStatsGI enum
</summary>
</metric>
<metric name="RXNSS" type="int">
<summary>
RX NSS, number of spatial streams.
nl80211: NL80211_RATE_INFO_VHT_NSS, NL80211_RATE_INFO_HE_NSS
</summary>
</metric>
<metric name="RXDCM" type="int">
<summary>
RX HE DCM, dual carrier modulation (NL80211_RATE_INFO_HE_DCM).
</summary>
</metric>
<metric name="TXRate" type="int">
<summary>
TX bitrate in 100Kb/s units (NL80211_RATE_INFO_BITRATE32).
</summary>
</metric>
<metric name="TXMCS" type="int">
<summary>
TX MCS index.
nl80211: NL80211_RATE_INFO_MCS, NL80211_RATE_INFO_VHT_MCS,
NL80211_RATE_INFO_HE_MCS, NL80211_RATE_INFO_EHT_MCS
</summary>
</metric>
<metric name="TXChannelWidth" type="int">
<summary>
Bandwidth of the channel (20MHz, 40MHz, etc.). Identical to
RXChannelWidth, kept for compatibility reasons.
nl80211: NL80211_ATTR_CHANNEL_WIDTH
shill: WiFiChannelWidth enum
TODO(b/261499918): when we uprev EventVersion, only keep one of the
redundant fields.
</summary>
</metric>
<metric name="TXMode" type="int">
<summary>
Is the link in HT, VHT, HE, EHT mode?
nl80211: NL80211_RATE_INFO_VHT_*, NL80211_RATE_INFO_HE_*,
NL80211_RATE_INFO_EHT_*
shill: WiFiLinkStatsMode enum
</summary>
</metric>
<metric name="TXGuardInterval" type="int">
<summary>
Is the guard interval 400ns, 800ns, 1.6us or 3.2 us?
nl80211: NL80211_RATE_INFO_SHORT_GI, NL80211_RATE_INFO_HE_GI
shill: WiFiLinkStatsGI enum
</summary>
</metric>
<metric name="TXNSS" type="int">
<summary>
TX NSS, number of spatial streams.
nl80211: NL80211_RATE_INFO_VHT_NSS, NL80211_RATE_INFO_HE_NSS
</summary>
</metric>
<metric name="TXDCM" type="int">
<summary>
TX HE DCM, dual carrier modulation (NL80211_RATE_INFO_HE_DCM).
</summary>
</metric>
<metric name="BTEnabled" type="int">
<summary>
Boolean. Is Bluetooth enabled?
</summary>
</metric>
<metric name="BTStack" type="int">
<summary>
Enum describing which BT stack (BlueZ, Floss, ...) is in use.
shill: Metrics::BTStack enum
</summary>
</metric>
<metric name="BTHFP" type="int">
<summary>
Boolean. Is Bluetooth performing HFP?
</summary>
</metric>
<metric name="BTA2DP" type="int">
<summary>
Boolean. Is Bluetooth performing A2DP?
</summary>
</metric>
<metric name="BTActivelyScanning" type="int">
<summary>
Boolean. Is Bluetooth scanning actively?
</summary>
</metric>
<metric name="FCSErrors" type="int">
<summary>
FCS Errors (NL80211_STA_INFO_FCS_ERROR_COUNT).
</summary>
</metric>
<metric name="RXMPDUS" type="int">
<summary>
RX MPDUS (NL80211_STA_INFO_RX_MPDUS).
</summary>
</metric>
<metric name="InactiveTime" type="int">
<summary>
Inactive time (NL80211_STA_INFO_INACTIVE_TIME).
</summary>
</metric>
<metric name="Noise" type="int">
<summary>
Noise level of channel (NL80211_SURVEY_INFO_NOISE).
</summary>
</metric>
<metric name="AckSignalAverage" type="int">
<summary>
Ack Signal Average (NL80211_STA_INFO_ACK_SIGNAL_AVG).
</summary>
</metric>
<metric name="LastAckSignal" type="int">
<summary>
Last Ack Signal (NL80211_STA_INFO_ACK_SIGNAL).
</summary>
</metric>
<metric name="Signal" type="int">
<summary>
Signal (NL80211_STA_INFO_SIGNAL).
</summary>
</metric>
<metric name="SignalAverage" type="int">
<summary>
Signal Average (NL80211_STA_INFO_SIGNAL_AVG).
</summary>
</metric>
</event>
</project>
<project name="AudioPeripheralInfo">
<owner>[email protected]</owner>
<id>none</id>
<summary>
Project for audio peripheral popularity study. This is to get the list of top audio peripherals.
</summary>
<event name="Info">
<summary>
Emit before trying to use the device.
</summary>
<metric name="Type" type="int">
<summary>
enum CRAS_NODE_TYPE.
</summary>
</metric>
<metric name="VendorId" type="int">
<summary>
The vendor id of the device.
</summary>
</metric>
<metric name="ProductId" type="int">
<summary>
The product id of the device.
</summary>
</metric>
</event>
</project>
<project name="AudioPeripheral">
<owner>[email protected]</owner>
<id>per-project</id>
<summary>
Project for top audio peripherals running time and audio settings study.
</summary>
<event name="Close">
<summary>
Emit when close the device.
</summary>
<metric name="Type" type="int">
<summary>
enum CRAS_NODE_TYPE.
</summary>
</metric>
<metric name="VendorId" type="int">
<summary>
The vendor id of the USB device.
</summary>
</metric>
<metric name="ProductId" type="int">
<summary>
The product id of the USB device.
</summary>
</metric>
<metric name="DeviceRuntime" type="int">
<summary>
The runtime is the duration between opening and closing a device. The value is recorded when the device is closed.
</summary>
</metric>
<metric name="SamplingRate" type="int">
<summary>
The sampling rate to open the device.
</summary>
</metric>
<metric name="Channel" type="int">
<summary>
The channel count to open the device.
</summary>
</metric>
<metric name="PCMFormat" type="int">
<summary>
The snd_pcm_format_t to open the device.
</summary>
</metric>
</event>
</project>
<project name="TestProjectOne">
<owner>[email protected]</owner>
<id>none</id>
<summary>
Project for unit testing, do not use.
</summary>
<event name="TestEventOne">
<summary>
Event for unit testing, do not use.
</summary>
<metric name="TestMetricOne" type="hmac-string">
<summary>
A per-user keyed hashed value.
</summary>
</metric>
<metric name="TestMetricTwo" type="int">
<summary>
An unhashed value, recorded as-is.
</summary>
</metric>
<metric name="TestMetricThree" type="double">
<summary>
An unhashed double value, recorded as-is.
</summary>
</metric>
</event>
<event name="TestEventTwo">
<summary>
Event for unit testing, do not use.
</summary>
<metric name="TestMetricThree" type="int">
<summary>
A per-user keyed hashed value.
</summary>
</metric>
</event>
</project>
<project name="TestProjectTwo" cros_events="true">
<owner>[email protected]</owner>
<id>none</id>
<summary>
Project for unit testing, do not use.
</summary>
<event name="TestEventThree">
<summary>
Event for unit testing, do not use.
</summary>
<metric name="TestMetricFour" type="hmac-string">
<summary>
A per-user keyed hashed value.
</summary>
</metric>
</event>
</project>
<project name="TestProjectThree">
<owner>[email protected]</owner>
<id>none</id>
<summary>
Project for unit testing, do not use.
</summary>
<event name="TestEventFour">
<summary>
Event for unit testing, do not use.
</summary>
<metric name="TestMetricFive" type="int-array" max="10">
<summary>
A per-user keyed hash array value.
</summary>
</metric>
</event>
</project>
<project name="TestProject.With.Name.Not.Legal.CPP">
<owner>[email protected]</owner>
<id>none</id>
<summary>
Project for unit testing, do not use.
</summary>
<event name="TestEvent.With.Name.Not.Legal.CPP">
<summary>
Event for unit testing, do not use.
</summary>
<metric name="TestMetric.With.Name.Not.Legal.CPP" type="raw-string">
<summary>
Metric for unit testing, do not use.
</summary>
</metric>
</event>
</project>
</structured-metrics>
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