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Memcached

This section lists the alerts for the Memcached service.

MemcachedClusterDown

Severity

Critical

Summary

Memcached cluster is down.

Description

The Memcached {{ $labels.cluster }} cluster in the {{ $labels.namespace }} namespace is down.

MemcachedConnectionsNoneWarning

Severity

Warning

Summary

Memcached has no open connections.

Description

The Memcached database cluster {{ $labels.cluster }} in the {{ $labels.namespace }} namespace has no open connections.

MemcachedConnectionsNoneMajor

Severity

Warning

Summary

Memcached has no open connections on all nodes.

Description

The Memcached database cluster {{ $labels.cluster }} in the {{ $labels.namespace }} namespace has no open connections on all nodes.

MemcachedEvictionsLimit

Severity

Warning

Summary

10 Memcached evictions.

Description

An average of {{ $value }} evictions occurred in the Memcached database cluster {{ $labels.cluster }} in the {{ $labels.namespace }} namespace during the last minute.

MemcachedExporterTargetDown

Since 23.3 to replace MemcachedExporterClusterTargetsOutage

Severity

Critical

Summary

Memcached Exporter cluster Prometheus target down.

Description

Prometheus fails to scrape metrics from the {{ $labels.pod }} Pod of the {{ $labels.cluster }} cluster on the {{ $labels.node }} node.

MemcachedExporterClusterTargetsOutage

Replaced with MemcachedExporterTargetDown in 23.3

Severity

Critical

Summary

Memcached Exporter cluster Prometheus targets outage.

Description

Prometheus fails to scrape metrics from 2/3 of the {{ $labels.cluster }} cluster exporters endpoints (more than 1/10 failed scrapes).