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Fix oom-score-adj policy in kubelet.

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Docker daemon and kubelet needs to be protected by setting oom-score-adj to -999.

Signed-off-by: Vishnu kannan <vishnuk@google.com>
This commit is contained in:
Vishnu kannan
2016-09-07 18:32:38 -07:00
parent f59f4aecfa
commit e4acad7afb
9 changed files with 274 additions and 98 deletions
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docs/design/resource-qos.md
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@@ -226,6 +226,7 @@ Pod OOM score configuration
*Pod infra containers* or *Special Pod init process*
- OOM_SCORE_ADJ: -998
*Kubelet, Docker*
- OOM_SCORE_ADJ: -999 (won’t be OOM killed)
- Hack, because these critical tasks might die if they conflict with guaranteed containers. In the future, we should place all user-pods into a separate cgroup, and set a limit on the memory they can consume.