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Change memory formula in prometheus

certbot_on_virtu
Alexandre Iooss 2020-12-28 12:54:12 +01:00
parent b437cac248
commit acf63fd300
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1 changed files with 2 additions and 1 deletions
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3
roles/prometheus/templates/prometheus/alert.rules.yml.j2
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@ -16,8 +16,9 @@ groups:
summary: "{{ $labels.instance }} ({{ $labels.job }}) est invisible depuis plus de 3 minutes !"
# Alert for out of memory
# Do not take into account memory not used by apps
- alert: OutOfMemory
expr: (node_memory_MemFree_bytes + node_memory_Cached_bytes + node_memory_Buffers_bytes) / node_memory_MemTotal_bytes * 100 < 10
expr: (node_memory_MemFree_bytes + node_memory_Cached_bytes + node_memory_Buffers_bytes + node_memory_PageTables_bytes + node_memory_VmallocUsed_bytes + node_memory_SwapCached_bytes + node_memory_Slab_bytes) / node_memory_MemTotal_bytes * 100 < 10
for: 5m
labels:
severity: warning