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Merge pull request #1357 from arajkumar/adjust-NodeFilesystemSpaceFillingUp-warning-threshold

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Adjust node filesystem space filling up warning threshold to 20%
This commit is contained in:
Damien Grisonnet
2021-09-06 19:04:29 +02:00
committed by GitHub
parent fc136a84f6 4de44139ec
commit 6f744e24a5
2 changed files with 7 additions and 1 deletions
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6
jsonnet/kube-prometheus/components/node-exporter.libsonnet
View File

@@ -28,6 +28,12 @@ local defaults = {
ruleLabels: {}, ruleLabels: {},
_config: { _config: {
nodeExporterSelector: 'job="' + defaults.name + '"', nodeExporterSelector: 'job="' + defaults.name + '"',
// Adjust NodeFilesystemSpaceFillingUp warning and critical thresholds according to the following default kubelet
// GC values,
// imageGCLowThresholdPercent: 80
// imageGCHighThresholdPercent: 85
// See https://kubernetes.io/docs/reference/config-api/kubelet-config.v1beta1/ for more details.
fsSpaceFillingUpWarningThreshold: 20,
fsSpaceFillingUpCriticalThreshold: 15, fsSpaceFillingUpCriticalThreshold: 15,
diskDeviceSelector: 'device=~"mmcblk.p.+|nvme.+|rbd.+|sd.+|vd.+|xvd.+|dm-.+|dasd.+"', diskDeviceSelector: 'device=~"mmcblk.p.+|nvme.+|rbd.+|sd.+|vd.+|xvd.+|dm-.+|dasd.+"',
runbookURLPattern: 'https://runbooks.prometheus-operator.dev/runbooks/node/%s', runbookURLPattern: 'https://runbooks.prometheus-operator.dev/runbooks/node/%s',

2
manifests/node-exporter-prometheusRule.yaml
View File

@@ -21,7 +21,7 @@ spec:
summary: Filesystem is predicted to run out of space within the next 24 hours. summary: Filesystem is predicted to run out of space within the next 24 hours.
expr: | expr: |
( (
node_filesystem_avail_bytes{job="node-exporter",fstype!=""} / node_filesystem_size_bytes{job="node-exporter",fstype!=""} * 100 < 40 node_filesystem_avail_bytes{job="node-exporter",fstype!=""} / node_filesystem_size_bytes{job="node-exporter",fstype!=""} * 100 < 20
and and
predict_linear(node_filesystem_avail_bytes{job="node-exporter",fstype!=""}[6h], 24*60*60) < 0 predict_linear(node_filesystem_avail_bytes{job="node-exporter",fstype!=""}[6h], 24*60*60) < 0
and and