// Statistics returns statistics for periodic monitoring.
func (b *balancewriter) Statistics(tags map[string]string) []models.Statistic {
tags = models.Tags(tags).Merge(b.tags)
statistics := make([]models.Statistic, len(b.stats))
for i := range b.stats {
statistics[i] = models.Statistic{
Name: "subscriber",
Tags: models.Tags(tags).Merge(map[string]string{"destination": b.stats[i].dest}),
Values: map[string]interface{}{
statPointsWritten: atomic.LoadInt64(&b.stats[i].pointsWritten),
statWriteFailures: atomic.LoadInt64(&b.stats[i].failures),
},
}
}
return statistics
}
// Returns byte array of a line protocol representation of the point
func (p Point) Bytes(precision string) []byte {
key := imodels.MakeKey([]byte(p.Name), imodels.Tags(p.Tags))
fields := imodels.Fields(p.Fields).MarshalBinary()
kl := len(key)
fl := len(fields)
var bytes []byte
if p.Time.IsZero() {
bytes = make([]byte, fl+kl+1)
copy(bytes, key)
bytes[kl] = ' '
copy(bytes[kl+1:], fields)
} else {
timeStr := strconv.FormatInt(p.Time.UnixNano()/imodels.GetPrecisionMultiplier(precision), 10)
tl := len(timeStr)
bytes = make([]byte, fl+kl+tl+2)
copy(bytes, key)
bytes[kl] = ' '
copy(bytes[kl+1:], fields)
bytes[kl+fl+1] = ' '
copy(bytes[kl+fl+2:], []byte(timeStr))
}
return bytes
}
// Statistics returns statistics for periodic monitoring.
func (d *DatabaseIndex) Statistics(tags map[string]string) []models.Statistic {
return []models.Statistic{{
Name: "database",
Tags: models.Tags(map[string]string{"database": d.name}).Merge(tags),
Values: map[string]interface{}{
statDatabaseSeries: atomic.LoadInt64(&d.stats.NumSeries),
statDatabaseMeasurements: atomic.LoadInt64(&d.stats.NumMeasurements),
},
}}
}
// Statistics returns statistics for periodic monitoring.
func (s *Shard) Statistics(tags map[string]string) []models.Statistic {
tags = s.statTags.Merge(tags)
statistics := []models.Statistic{{
Name: "shard",
Tags: models.Tags(tags).Merge(map[string]string{"engine": s.options.EngineVersion}),
Values: map[string]interface{}{
statWriteReq: atomic.LoadInt64(&s.stats.WriteReq),
statSeriesCreate: atomic.LoadInt64(&s.stats.SeriesCreated),
statFieldsCreate: atomic.LoadInt64(&s.stats.FieldsCreated),
statWritePointsFail: atomic.LoadInt64(&s.stats.WritePointsFail),
statWritePointsOK: atomic.LoadInt64(&s.stats.WritePointsOK),
statWriteBytes: atomic.LoadInt64(&s.stats.BytesWritten),
statDiskBytes: atomic.LoadInt64(&s.stats.DiskBytes),
},
}}
statistics = append(statistics, s.engine.Statistics(tags)...)
return statistics
}