Vault cluster health critical
Vault cluster is not healthy {{ $labels.instance }}: {{ $value | printf "%.2f"}}%
>>>
sum
(
) /
count
(
) <= 0.5
The query calculates the fraction of Vault nodes that are active (sum(vault_core_active) / count(vault_core_active)). The alert fires when this ratio is 0.5 or lower, meaning 50 % or fewer nodes are active, indicating the Vault cluster is unhealthy.
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