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etcdserver/api: add "etcd_network_snapshot_send_inflights_total", "etcd_network_snapshot_receive_inflights_total"

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Signed-off-by: Gyuho Lee <leegyuho@amazon.com>
This commit is contained in:
Gyuho Lee 2019-08-08 15:12:08 -07:00
parent 789ff21b18
commit 1c8fab7365
3 changed files with 28 additions and 0 deletions
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4
rafthttp/http.go
View File

@ -203,6 +203,10 @@ func (h *snapshotHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
return
}
snapshotReceiveInflights.WithLabelValues(from).Inc()
defer func() {
snapshotReceiveInflights.WithLabelValues(from).Dec()
}()
plog.Infof("receiving database snapshot [index:%d, from %s] ...", m.Snapshot.Metadata.Index, types.ID(m.From))
// save incoming database snapshot.
n, err := h.snapshotter.SaveDBFrom(r.Body, m.Snapshot.Metadata.Index)

20
rafthttp/metrics.go
View File

@ -62,6 +62,15 @@ var (
[]string{"To"},
)
snapshotSendInflights = prometheus.NewGaugeVec(prometheus.GaugeOpts{
Namespace: "etcd",
Subsystem: "network",
Name: "snapshot_send_inflights_total",
Help: "Total number of inflight snapshot sends",
},
[]string{"To"},
)
snapshotSendFailures = prometheus.NewCounterVec(prometheus.CounterOpts{
Namespace: "etcd",
Subsystem: "network",
@ -93,6 +102,15 @@ var (
[]string{"From"},
)
snapshotReceiveInflights = prometheus.NewGaugeVec(prometheus.GaugeOpts{
Namespace: "etcd",
Subsystem: "network",
Name: "snapshot_receive_inflights_total",
Help: "Total number of inflight snapshot receives",
},
[]string{"From"},
)
snapshotReceiveFailures = prometheus.NewCounterVec(prometheus.CounterOpts{
Namespace: "etcd",
Subsystem: "network",
@ -133,9 +151,11 @@ func init() {
prometheus.MustRegister(recvFailures)
prometheus.MustRegister(snapshotSend)
prometheus.MustRegister(snapshotSendInflights)
prometheus.MustRegister(snapshotSendFailures)
prometheus.MustRegister(snapshotSendSeconds)
prometheus.MustRegister(snapshotReceive)
prometheus.MustRegister(snapshotReceiveInflights)
prometheus.MustRegister(snapshotReceiveFailures)
prometheus.MustRegister(snapshotReceiveSeconds)

4
rafthttp/snapshot_sender.go
View File

@ -76,6 +76,10 @@ func (s *snapshotSender) send(merged snap.Message) {
req := createPostRequest(u, RaftSnapshotPrefix, body, "application/octet-stream", s.tr.URLs, s.from, s.cid)
plog.Infof("start to send database snapshot [index: %d, to %s]...", m.Snapshot.Metadata.Index, types.ID(m.To))
snapshotSendInflights.WithLabelValues(to).Inc()
defer func() {
snapshotSendInflights.WithLabelValues(to).Dec()
}()
err := s.post(req)
defer merged.CloseWithError(err)