# check if entropy is too low
# the alarm is checked every 1 minute
-# and examines the last 30 minutes of data
+# and examines the last hour of data
- alarm: min_30min_entropy
+ alarm: lowest_entropy
on: system.entropy
- lookup: min -30m unaligned
- every: 1m
- warn: $this < 200
- crit: $this < 100
+ lookup: min -10m unaligned
+ units: entries
+ every: 5m
+ warn: $this < (($status >= $WARNING) ? (200) : (100))
+ delay: down 1h multiplier 1.5 max 2h
+ info: minimum entries in the random numbers pool in the last 10 minutes
+ to: silent