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Diffstat (limited to 'src/runtime/runtime2.go')
| -rw-r--r-- | src/runtime/runtime2.go | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/runtime/runtime2.go b/src/runtime/runtime2.go index 60942dcdb1..e64c3c5695 100644 --- a/src/runtime/runtime2.go +++ b/src/runtime/runtime2.go @@ -885,6 +885,21 @@ type schedt struct { // totalMutexWaitTime is the sum of time goroutines have spent in _Gwaiting // with a waitreason of the form waitReasonSync{RW,}Mutex{R,}Lock. totalMutexWaitTime atomic.Int64 + + // stwStoppingTimeGC/Other are distributions of stop-the-world stopping + // latencies, defined as the time taken by stopTheWorldWithSema to get + // all Ps to stop. stwStoppingTimeGC covers all GC-related STWs, + // stwStoppingTimeOther covers the others. + stwStoppingTimeGC timeHistogram + stwStoppingTimeOther timeHistogram + + // stwTotalTimeGC/Other are distributions of stop-the-world total + // latencies, defined as the total time from stopTheWorldWithSema to + // startTheWorldWithSema. This is a superset of + // stwStoppingTimeGC/Other. stwTotalTimeGC covers all GC-related STWs, + // stwTotalTimeOther covers the others. + stwTotalTimeGC timeHistogram + stwTotalTimeOther timeHistogram } // Values for the flags field of a sigTabT. |