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template: bcache_cache_errors
on: disk.bcache_cache_read_races
lookup: sum -10m unaligned absolute
units: errors
every: 1m
warn: $this > 0
crit: $this > ( ($status >= $CRITICAL) ? (0) : (10) )
delay: down 1h multiplier 1.5 max 2h
info: the number of times bcache had issues using the cache, during the last 10 mins (this usually means your SSD cache is failing)
to: sysadmin
template: bcache_cache_dirty
on: disk.bcache_cache_alloc
calc: $dirty + $metadata + $undefined
units: %
every: 1m
warn: $this > ( ($status >= $WARNING ) ? ( 70 ) : ( 90 ) )
crit: $this > ( ($status >= $CRITICAL) ? ( 90 ) : ( 95 ) )
delay: up 1m down 1h multiplier 1.5 max 2h
info: the percentage of cache space used for dirty and metadata (this usually means your SSD cache is too small)
to: sysadmin
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