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| author | Michael Anthony Knyszek <mknyszek@google.com> | 2020-08-06 21:59:13 +0000 |
|---|---|---|
| committer | Michael Knyszek <mknyszek@google.com> | 2020-10-26 21:47:54 +0000 |
| commit | d39a89fd5843f535d634620d27110b320431f584 (patch) | |
| tree | d44fd02351cc88c0d28e48465a3e5ac3bd056ff9 /src/runtime/metrics.go | |
| parent | 36c5edd8d9e6c13af26733e5c820eae0598203fe (diff) | |
| download | go-d39a89fd5843f535d634620d27110b320431f584.tar.gz go-d39a89fd5843f535d634620d27110b320431f584.zip | |
runtime,runtime/metrics: add metric for distribution of GC pauses
For #37112.
Change-Id: Ibb0425c9c582ae3da3b2662d5bbe830d7df9079c
Reviewed-on: https://go-review.googlesource.com/c/go/+/247047
Run-TryBot: Michael Knyszek <mknyszek@google.com>
TryBot-Result: Go Bot <gobot@golang.org>
Trust: Michael Knyszek <mknyszek@google.com>
Reviewed-by: Michael Pratt <mpratt@google.com>
Diffstat (limited to 'src/runtime/metrics.go')
| -rw-r--r-- | src/runtime/metrics.go | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/src/runtime/metrics.go b/src/runtime/metrics.go index 2be38ccaaa..0e391472b2 100644 --- a/src/runtime/metrics.go +++ b/src/runtime/metrics.go @@ -102,6 +102,15 @@ func initMetrics() { out.scalar = in.heapStats.numObjects }, }, + "/gc/pauses:seconds": { + compute: func(_ *statAggregate, out *metricValue) { + hist := out.float64HistOrInit(timeHistBuckets) + hist.counts[len(hist.counts)-1] = atomic.Load64(&memstats.gcPauseDist.overflow) + for i := range hist.buckets { + hist.counts[i] = atomic.Load64(&memstats.gcPauseDist.counts[i]) + } + }, + }, "/memory/classes/heap/free:bytes": { deps: makeStatDepSet(heapStatsDep), compute: func(in *statAggregate, out *metricValue) { |