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| author | KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> | 2009-09-21 17:01:32 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-22 07:17:27 -0700 |
| commit | c6a7f5728a1db45d30df55a01adc130b4ab0327c (patch) | |
| tree | 36649bc6ebb959841a5097c699968722cfd99c4d /mm/vmstat.c | |
| parent | 71de1ccbe1fb40203edd3beb473f8580d917d2ca (diff) | |
| download | op-kernel-dev-c6a7f5728a1db45d30df55a01adc130b4ab0327c.zip op-kernel-dev-c6a7f5728a1db45d30df55a01adc130b4ab0327c.tar.gz | |
mm: oom analysis: Show kernel stack usage in /proc/meminfo and OOM log output
The amount of memory allocated to kernel stacks can become significant and
cause OOM conditions. However, we do not display the amount of memory
consumed by stacks.
Add code to display the amount of memory used for stacks in /proc/meminfo.
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Reviewed-by: Christoph Lameter <cl@linux-foundation.org>
Reviewed-by: Minchan Kim <minchan.kim@gmail.com>
Reviewed-by: Rik van Riel <riel@redhat.com>
Cc: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/vmstat.c')
| -rw-r--r-- | mm/vmstat.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/vmstat.c b/mm/vmstat.c index 138bed5..ceda39b 100644 --- a/mm/vmstat.c +++ b/mm/vmstat.c @@ -639,6 +639,7 @@ static const char * const vmstat_text[] = { "nr_slab_reclaimable", "nr_slab_unreclaimable", "nr_page_table_pages", + "nr_kernel_stack", "nr_unstable", "nr_bounce", "nr_vmscan_write", |
