Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

etcdserver:set FDUsage ticker to 10 minute from 5 seconds. #11986

Merged
merged 1 commit into from
Jun 16, 2020
Merged
Changes from all commits
Commits
File filter

Filter by extension

Filter by extension

Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
8 changes: 7 additions & 1 deletion etcdserver/metrics.go
Original file line number Diff line number Diff line change
Expand Up @@ -184,7 +184,13 @@ func init() {
}

func monitorFileDescriptor(lg *zap.Logger, done <-chan struct{}) {
ticker := time.NewTicker(5 * time.Second)

// This ticker will check File Descriptor Requirements ,and count all fds in used.
// And recorded some logs when in used >= limit/5*4. Just recorded message.
// If fds was more than 10K,It's low performance due to FDUsage() works.
// So need to increase it.
// See https://github.com/etcd-io/etcd/issues/11969 for more detail.
ticker := time.NewTicker(10 * time.Minute)
defer ticker.Stop()
for {
used, err := runtime.FDUsage()
Expand Down