kubernetes/vendor/go.uber.org/zap/zapcore/buffered_write_syncer.go

const _defaultBufferSize …

const _defaultFlushInterval …

type BufferedWriteSyncer …

func (s *BufferedWriteSyncer) initialize() { … }

// Write writes log data into buffer syncer directly, multiple Write calls will be batched,
// and log data will be flushed to disk when the buffer is full or periodically.
func (s *BufferedWriteSyncer) Write(bs []byte) (int, error) { … }

// Sync flushes buffered log data into disk directly.
func (s *BufferedWriteSyncer) Sync() error { … }

// flushLoop flushes the buffer at the configured interval until Stop is
// called.
func (s *BufferedWriteSyncer) flushLoop() { … }

// Stop closes the buffer, cleans up background goroutines, and flushes
// remaining unwritten data.
func (s *BufferedWriteSyncer) Stop() (err error) { … }