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Warn when metrics are being overwritten 

closes #601
This commit is contained in:
Cameron Sparr 2016-01-28 13:23:19 -07:00
parent d835c19fce
commit fb9bd7bc08
2 changed files with 4 additions and 0 deletions
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1
CHANGELOG.md
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@ -5,6 +5,7 @@
### Features ### Features
- [#564](https://github.com/influxdata/telegraf/issues/564): features for plugin writing simplification. Internal metric data type. - [#564](https://github.com/influxdata/telegraf/issues/564): features for plugin writing simplification. Internal metric data type.
- [#603](https://github.com/influxdata/telegraf/pull/603): Aggregate statsd timing measurements into fields. Thanks @marcinbunsch! - [#603](https://github.com/influxdata/telegraf/pull/603): Aggregate statsd timing measurements into fields. Thanks @marcinbunsch!
- [#601](https://github.com/influxdata/telegraf/issues/601): Warn when overwriting cached metrics.
### Bugfixes ### Bugfixes
- [#595](https://github.com/influxdata/telegraf/issues/595): graphite output should include tags to separate duplicate measurements. - [#595](https://github.com/influxdata/telegraf/issues/595): graphite output should include tags to separate duplicate measurements.

3
internal/models/running_output.go
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@ -45,6 +45,9 @@ func (ro *RunningOutput) AddPoint(point telegraf.Metric) {
if len(ro.metrics) < ro.PointBufferLimit { if len(ro.metrics) < ro.PointBufferLimit {
ro.metrics = append(ro.metrics, point) ro.metrics = append(ro.metrics, point)
} else { } else {
log.Printf("WARNING: overwriting cached metrics, you may want to " +
"increase the metric_buffer_limit setting in your [agent] config " +
"if you do not wish to overwrite metrics.\n")
if ro.overwriteCounter == len(ro.metrics) { if ro.overwriteCounter == len(ro.metrics) {
ro.overwriteCounter = 0 ro.overwriteCounter = 0
} }