Skip to content

Modified expression for CephNodeDiskspaceWarning rule to reduce noise #1

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

Open
kanha-gupta wants to merge 1 commit into
base: main
Choose a base branch
from
Open

Modified expression for CephNodeDiskspaceWarning rule to reduce noise #1

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
6 changes: 3 additions & 3 deletions monitoring/ceph-mixin/prometheus_alerts.libsonnet
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -560,11 +560,11 @@
},
{
alert: 'CephNodeDiskspaceWarning',
expr: 'predict_linear(node_filesystem_free_bytes{device=~"/.*"}[2d], 3600 * 24 * 5) * on(cluster, instance) group_left(nodename) node_uname_info < 0',
expr: '(predict_linear(node_filesystem_free_bytes{device=~"/.*"}[2d], 3600 * 24 * 5) < 0 and (node_filesystem_free_bytes{device=~"/.*"} / node_filesystem_size_bytes{device=~"/.*"} < 0.2)) * on(cluster, instance) group_left(nodename) node_uname_info',
labels: { severity: 'warning', type: 'ceph_default', oid: '1.3.6.1.4.1.50495.1.2.1.8.4' },
annotations: {
summary: 'Host filesystem free space is getting low%(cluster)s' % $.MultiClusterSummary(),
description: 'Mountpoint {{ $labels.mountpoint }} on {{ $labels.nodename }} will be full in less than 5 days based on the 48 hour trailing fill rate.',
description: 'Mountpoint {{ $labels.mountpoint }} on {{ $labels.nodename }} will be full in less than 5 days based on the 48 hour trailing fill rate, and is currently over 80% full.',
},
},
{
Expand Down Expand Up @@ -756,7 +756,7 @@
{
alert: 'PrometheusJobMissing',
'for': '30s',
expr: 'absent(up{job="ceph"})',
expr: 'absent(up{job="rook-ceph-mgr"})',
labels: { severity: 'critical', type: 'ceph_default', oid: '1.3.6.1.4.1.50495.1.2.1.12.1' },
annotations: {
summary: 'The scrape job for Ceph is missing from Prometheus',
Expand Down
Loading