etcdserver: add leaseExpired debugging metrics

Fix https://github.com/coreos/etcd/issues/8050.

Signed-off-by: Gyu-Ho Lee <gyuhox@gmail.com>
This commit is contained in:
Gyu-Ho Lee 2017-06-08 10:12:37 -07:00
parent 3a43afce5a
commit 12bc2bba36
2 changed files with 8 additions and 0 deletions

View File

@ -58,6 +58,12 @@ var (
Name: "proposals_failed_total",
Help: "The total number of failed proposals seen.",
})
leaseExpired = prometheus.NewCounter(prometheus.CounterOpts{
Namespace: "etcd_debugging",
Subsystem: "server",
Name: "lease_expired_total",
Help: "The total number of expired leases.",
})
)
func init() {
@ -67,6 +73,7 @@ func init() {
prometheus.MustRegister(proposalsApplied)
prometheus.MustRegister(proposalsPending)
prometheus.MustRegister(proposalsFailed)
prometheus.MustRegister(leaseExpired)
}
func monitorFileDescriptor(done <-chan struct{}) {

View File

@ -739,6 +739,7 @@ func (s *EtcdServer) run() {
lid := lease.ID
s.goAttach(func() {
s.LeaseRevoke(s.ctx, &pb.LeaseRevokeRequest{ID: int64(lid)})
leaseExpired.Inc()
<-c
})
}