commit 797e79663dbb4e3e88c18536e4bc7dfdb978995f parent c954bb2404934c32680362daaa0c943f94e178ce Author: Christian Grothoff <christian@grothoff.org> Date: Tue, 3 Jun 2025 01:22:26 +0200 these rules make no sense for us: not a VM, cannot reduce RAM or CPUs Diffstat:
| M | roles/monitoring/files/etc/prometheus/node-exporter-rules.yml | | | 18 | ------------------ |
1 file changed, 0 insertions(+), 18 deletions(-)
diff --git a/roles/monitoring/files/etc/prometheus/node-exporter-rules.yml b/roles/monitoring/files/etc/prometheus/node-exporter-rules.yml @@ -22,15 +22,6 @@ groups: summary: Host memory under memory pressure (instance {{ $labels.instance }}) description: "The node is under heavy memory pressure. High rate of loading memory pages from disk.\n VALUE = {{ $value }}\n LABELS = {{ $labels }}" - - alert: HostMemoryIsUnderutilized - expr: 'min_over_time(node_memory_MemFree_bytes[1w]) > node_memory_MemTotal_bytes * .8' - for: 0m - labels: - severity: info - annotations: - summary: Host Memory is underutilized (instance {{ $labels.instance }}) - description: "Node memory usage is < 20% for 1 week. Consider reducing memory space. (instance {{ $labels.instance }})\n VALUE = {{ $value }}\n LABELS = {{ $labels }}" - - alert: HostUnusualNetworkThroughputIn expr: '((rate(node_network_receive_bytes_total[5m]) / on(instance, device) node_network_speed_bytes) > .80)' for: 0m @@ -130,15 +121,6 @@ groups: summary: Host high CPU load (instance {{ $labels.instance }}) description: "CPU load is > 80%\n VALUE = {{ $value }}\n LABELS = {{ $labels }}" - - alert: HostCpuIsUnderutilized - expr: '(min by (instance) (rate(node_cpu_seconds_total{mode="idle"}[1h]))) > 0.8' - for: 1w - labels: - severity: info - annotations: - summary: Host CPU is underutilized (instance {{ $labels.instance }}) - description: "CPU load has been < 20% for 1 week. Consider reducing the number of CPUs.\n VALUE = {{ $value }}\n LABELS = {{ $labels }}" - - alert: HostCpuStealNoisyNeighbor expr: 'avg by(instance) (rate(node_cpu_seconds_total{mode="steal"}[5m])) * 100 > 10' for: 0m