github/kubernetes
1
0
Fork 0
mirror of https://github.com/k3s-io/kubernetes.git synced 2025-09-28 21:55:48 +00:00
Code Issues Projects Releases Wiki Activity

Fix oom-score-adj policy in kubelet.

Browse Source 
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
Download Patch File Download Diff File Expand all files Collapse all files

1
docs/design/resource-qos.md
View File

@@ -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.

2
docs/proposals/kubelet-systemd.md
View File

@@ -365,7 +365,7 @@ The `kubelet` will set the following:
The `kubelet` at bootstrapping will set the `oom_score_adj` value for Kubernetes
daemons, and any dependent container-runtime daemons.
If `container-runtime` is set to `docker`, then set its `oom_score_adj=-900`
If `container-runtime` is set to `docker`, then set its `oom_score_adj=-999`
## Implementation concerns