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| author |  Frank Riley <fhriley@gmail.com>
| 2021-03-21 08:58:16 -0700 |
|---|---|---|
| committer |  GitHub <noreply@github.com>
| 2021-03-21 16:58:16 +0100 |
| commit | 5b9b079dabc7f71463cea3f0c6a92f338935039d (patch) | |
| tree | f592af3c022675642e62e959b42803635799da26 /plugin/cache/metrics.go | |
| parent | ed3f287fe8114255739b2c1757a7621ba913244c (diff) | |
| download | coredns-5b9b079dabc7f71463cea3f0c6a92f338935039d.tar.gz coredns-5b9b079dabc7f71463cea3f0c6a92f338935039d.tar.zst coredns-5b9b079dabc7f71463cea3f0c6a92f338935039d.zip | |
Add cache eviction metrics to the cache plugin (#4411)
Signed-off-by: Frank Riley <fhriley@gmail.com>
Diffstat (limited to 'plugin/cache/metrics.go')
| -rw-r--r-- | plugin/cache/metrics.go | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/plugin/cache/metrics.go b/plugin/cache/metrics.go index b4b11ae26..f502c238d 100644 --- a/plugin/cache/metrics.go +++ b/plugin/cache/metrics.go @@ -50,4 +50,11 @@ var ( Name: "served_stale_total", Help: "The number of requests served from stale cache entries.", }, []string{"server"}) + // evictions is the counter of cache evictions. + evictions = promauto.NewCounterVec(prometheus.CounterOpts{ + Namespace: plugin.Namespace, + Subsystem: "cache", + Name: "evictions_total", + Help: "The count of cache evictions.", + }, []string{"server", "type"}) ) |