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update kubelet_running_pods metrics comments: pods that have a running pod sandbox

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Signed-off-by: pacoxu <paco.xu@daocloud.io>
Co-authored-by: Elana Hashman <ehashman@users.noreply.github.com>
This commit is contained in:
pacoxu 2021-04-21 15:51:02 +08:00
parent 425859b7d6
commit 650666406e
2 changed files with 4 additions and 3 deletions
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5
pkg/kubelet/metrics/metrics.go
View File

@ -412,12 +412,13 @@ var (
[]string{"runtime_handler"},
)
// RunningPodCount is a gauge that tracks the number of Pods currently running
// RunningPodCount is a gauge that tracks the number of Pods currently with a running sandbox
// It is used to expose the kubelet internal state: how many pods have running containers in the container runtime, and mainly for debugging purpose.
RunningPodCount = metrics.NewGauge(
&metrics.GaugeOpts{
Subsystem: KubeletSubsystem,
Name: RunningPodsKey,
Help: "Number of pods currently running",
Help: "Number of pods that have a running pod sandbox",
StabilityLevel: metrics.ALPHA,
},
)

2
pkg/kubelet/pleg/generic_test.go
View File

@ -702,7 +702,7 @@ kubelet_running_containers{container_state="unknown"} 2
name: "test pod count",
metricsName: "kubelet_running_pods",
wants: `
# HELP kubelet_running_pods [ALPHA] Number of pods currently running
# HELP kubelet_running_pods [ALPHA] Number of pods that have a running pod sandbox
# TYPE kubelet_running_pods gauge
kubelet_running_pods 2
`,