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alerts: update TooHighMemoryUsage threshold (#4256)

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It appears that 90% usage for anonymous mem usage
is already concerning. So we lowering the threshold to 80%.

Signed-off-by: hagen1778 <roman@victoriametrics.com>
This commit is contained in:
Roman Khavronenko 2023-05-07 22:18:56 +02:00 committed by GitHub
parent 8f4de6fa47
commit 01520d3e5d
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2 changed files with 3 additions and 2 deletions
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4
deployment/docker/alerts-health.yml
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@ -34,12 +34,12 @@ groups:
Consider to increase the limit as fast as possible."
- alert: TooHighMemoryUsage
expr: (process_resident_memory_anon_bytes / vm_available_memory_bytes) > 0.9
expr: (process_resident_memory_anon_bytes / vm_available_memory_bytes) > 0.8
for: 5m
labels:
severity: critical
annotations:
summary: "It is more than 90% of memory used by \"{{ $labels.job }}\"(\"{{ $labels.instance }}\") during the last 5m"
summary: "It is more than 80% of memory used by \"{{ $labels.job }}\"(\"{{ $labels.instance }}\") during the last 5m"
description: "Too high memory usage may result into multiple issues such as OOMs or degraded performance.
Consider to either increase available memory or decrease the load on the process."

1
docs/CHANGELOG.md
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@ -55,6 +55,7 @@ The following tip changes can be tested by building VictoriaMetrics components f
* BUGFIX: [vmagent](https://docs.victoriametrics.com/vmagent.html): add `__meta_kubernetes_endpoints_name` label for all ports discovered from endpoint. Previously, ports not matched by `Service` did not have this label. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/4154) for details. Thanks to @thunderbird86 for discovering and [fixing](https://github.com/VictoriaMetrics/VictoriaMetrics/pull/4253) the issue.
* BUGFIX: fix indexdb rotation getting in infinite loop when using `retentionTimezoneOffset` and local timezone is not UTC. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/4207) for details. Thanks to @faceair for the fix.
* BUGFIX: max value for `memory.allowedPercent` changed from 200 to 100. See [this issue](https://github.com/VictoriaMetrics/VictoriaMetrics/issues/4171).
* BUGFIX: [alerts-health](https://github.com/VictoriaMetrics/VictoriaMetrics/blob/master/deployment/docker/alerts-health.yml): update threshold for TooHighMemoryUsage from 90% to 80%.
## [v1.90.0](https://github.com/VictoriaMetrics/VictoriaMetrics/releases/tag/v1.90.0)