RAM Usage

More information about memory usage thresholds

The RAM Usage service checks RAM memory usage on each node and generates an alert if memory used is greater than one of the threshold values. The thresholds are percentages of used memory.

Default Thresholds

NodeStatusThresholds
ALLWarning80% memory used
Critical90% memory used

Metrics: total memory, used, free, caches

Status Information Example

Status Information:	OK - 23.4% (15234536 kB) used.
Performance Data:	TOTAL=65064012KB;;;; USED=15234536KB;;;; FREE=49829476KB;;;; CACHES=33020716KB;;;;