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authorBalbir Singh <balbir@linux.vnet.ibm.com>2009-04-02 16:57:39 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2009-04-02 19:04:55 -0700
commite222432bfa7dcf6ec008622a978c9f284ed5e3a9 (patch)
treeb006f569cb66523a5644ad0ef1669b051ccda907 /mm/oom_kill.c
parent0b7f569e45bb6be142d87017030669a6a7d327a1 (diff)
downloadop-kernel-dev-e222432bfa7dcf6ec008622a978c9f284ed5e3a9.zip
op-kernel-dev-e222432bfa7dcf6ec008622a978c9f284ed5e3a9.tar.gz
memcg: show memcg information during OOM
Add RSS and swap to OOM output from memcg Display memcg values like failcnt, usage and limit when an OOM occurs due to memcg. Thanks to Johannes Weiner, Li Zefan, David Rientjes, Kamezawa Hiroyuki, Daisuke Nishimura and KOSAKI Motohiro for review. Sample output ------------- Task in /a/x killed as a result of limit of /a memory: usage 1048576kB, limit 1048576kB, failcnt 4183 memory+swap: usage 1400964kB, limit 9007199254740991kB, failcnt 0 [akpm@linux-foundation.org: compilation fix] [akpm@linux-foundation.org: fix kerneldoc and whitespace] [akpm@linux-foundation.org: add printk facility level] Signed-off-by: Balbir Singh <balbir@linux.vnet.ibm.com> Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> Cc: Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp> Cc: Li Zefan <lizf@cn.fujitsu.com> Cc: Paul Menage <menage@google.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/oom_kill.c')
-rw-r--r--mm/oom_kill.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index d3b9bac..2f3166e 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -394,6 +394,7 @@ static int oom_kill_process(struct task_struct *p, gfp_t gfp_mask, int order,
cpuset_print_task_mems_allowed(current);
task_unlock(current);
dump_stack();
+ mem_cgroup_print_oom_info(mem, current);
show_mem();
if (sysctl_oom_dump_tasks)
dump_tasks(mem);
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