type CgroupSummary … // parseCgroupSummary parses each line of the /proc/cgroup file // Line format is `subsys_name hierarchy num_cgroups enabled`. func parseCgroupSummaryString(CgroupSummaryStr string) (*CgroupSummary, error) { … } // parseCgroupSummary reads each line of the /proc/cgroup file. func parseCgroupSummary(data []byte) ([]CgroupSummary, error) { … } // CgroupSummarys returns information about current /proc/cgroups. func (fs FS) CgroupSummarys() ([]CgroupSummary, error) { … }