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| author | Takashi Iwai <tiwai@suse.de> | 2012-11-22 21:22:39 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2012-11-22 21:22:39 +0100 |
| commit | 2ba509a6baac097cc8ae4f9741a09ba7c1c0d916 (patch) | |
| tree | 08470935de327cb438cc9ec738b0e025c3c0b556 /Documentation/cgroups/memory.txt | |
| parent | 2efa1d59fe5af81456393472121623c9502548ce (diff) | |
| parent | 947d299686aa9cc8aecf749d54e8475c6e498956 (diff) | |
| download | linux-2ba509a6baac097cc8ae4f9741a09ba7c1c0d916.tar.bz2 | |
Merge branch 'for-linus' into for-next
Diffstat (limited to 'Documentation/cgroups/memory.txt')
| -rw-r--r-- | Documentation/cgroups/memory.txt | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/Documentation/cgroups/memory.txt b/Documentation/cgroups/memory.txt index c07f7b4fb88d..71c4da413444 100644 --- a/Documentation/cgroups/memory.txt +++ b/Documentation/cgroups/memory.txt @@ -466,6 +466,10 @@ Note: 5.3 swappiness Similar to /proc/sys/vm/swappiness, but affecting a hierarchy of groups only. +Please note that unlike the global swappiness, memcg knob set to 0 +really prevents from any swapping even if there is a swap storage +available. This might lead to memcg OOM killer if there are no file +pages to reclaim. Following cgroups' swappiness can't be changed. - root cgroup (uses /proc/sys/vm/swappiness). |