Skip to content

ROX-33228: Disable CPUThrottlingHigh alerts for config-reloader #338

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
kovayur merged 1 commit into from
Mar 31, 2026
Merged

ROX-33228: Disable CPUThrottlingHigh alerts for config-reloader #338

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
1 change: 1 addition & 0 deletions resources/mixins/kubernetes/generated/alerts.yml
View file
Open in desktop

Some generated files are not rendered by default. Learn more about how customized files appear on GitHub.

14 changes: 14 additions & 0 deletions resources/mixins/kubernetes/mixin.libsonnet
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -49,6 +49,20 @@ kubernetes {
group.rules
),
}
else if group.name == 'kubernetes-resources' then
group {
rules: std.map(
function(rule)
if rule.alert == 'CPUThrottlingHigh' then
rule {
// Exclude config-reloader in rhacs-observability namespace from false positive CPU throttling alerts.
expr: std.rstripChars(rule.expr, '\n') + '\nunless on(%(clusterLabel)s, container, pod, namespace) container_cpu_cfs_throttled_periods_total{namespace="rhacs-observability", container="config-reloader"}\n' % $._config,
}
else
rule,
group.rules
),
}
else if group.name == 'kubernetes-system-kubelet' then
group {
rules: std.filter(
Expand Down
1 change: 1 addition & 0 deletions resources/prometheus/generated/kubernetes-mixin-alerts.yaml
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -375,6 +375,7 @@ spec:
/
sum(increase(container_cpu_cfs_periods_total{namespace!~"openshift-.*"}[5m])) by (cluster, container, pod, namespace)
> ( 25 / 100 )
unless on(cluster, container, pod, namespace) container_cpu_cfs_throttled_periods_total{namespace="rhacs-observability", container="config-reloader"}
"for": "15m"
"labels":
"severity": "info"
Expand Down
Loading