The commit is pushed to "branch-rh9-5.14.vz9.1.x-ovz" and will appear at
https://src.openvz.org/scm/ovz/vzkernel.git
after ark-5.14
------>
commit 109835ee51a6e6775927f258bbcd3e0870794f9d
Author: Andrey Ryabinin <ryabinin....@gmail.com>
Date: Fri Sep 24 15:04:53 2021 +0300
ve/mm,oom: print information about ve of killed task
dmesg |grep Killed
Before:
Killed process 14892 (trinity-c271) total-vm:97920kB,
anon-rss:2508kB, file-rss:1060kB
After:
Killed process 14892 (trinity-c271) in ve 4 total-vm:97920kB,
anon-rss:2508kB, file-rss:1060kB
https://jira.sw.ru/browse/PSBM-40610
Signed-off-by: Andrey Ryabinin <aryabi...@virtuozzo.com>
Reviewed-by: Vladimir Davydov <vdavy...@virtuozzo.com>
khorenko@:
* s/ve/VE/g
* put VE name into quotes
(cherry picked from vz8 commit b4bbab464ac09fb7505893b376da0aa015044328)
Signed-off-by: Andrey Zhadchenko <andrey.zhadche...@virtuozzo.com>
---
mm/oom_kill.c | 13 +++++++++----
1 file changed, 9 insertions(+), 4 deletions(-)
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index c729a4c4a1ac..33577638a304 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -36,6 +36,7 @@
#include <linux/memcontrol.h>
#include <linux/mempolicy.h>
#include <linux/security.h>
+#include <linux/ve_proto.h>
#include <linux/ptrace.h>
#include <linux/freezer.h>
#include <linux/ftrace.h>
@@ -889,13 +890,17 @@ static void __oom_kill_process(struct task_struct
*victim, const char *message)
*/
do_send_sig_info(SIGKILL, SEND_SIG_PRIV, victim, PIDTYPE_TGID);
mark_oom_victim(victim);
- pr_err("%s: Killed process %d (%s) total-vm:%lukB, anon-rss:%lukB,
file-rss:%lukB, shmem-rss:%lukB, UID:%u pgtables:%lukB oom_score_adj:%hd\n",
- message, task_pid_nr(victim), victim->comm, K(mm->total_vm),
+ rcu_read_lock();
+ pr_err("%s: Killed process %d (%s) VE \"%s\" total-vm:%lukB,
anon-rss:%lukB, file-rss:%lukB, shmem-rss:%lukB, UID:%u pgtables:%lukB
oom_score_adj:%hd\n",
+ message, task_pid_nr(victim), victim->comm,
+ task_ve_name(victim),
+ K(mm->total_vm),
K(get_mm_counter(mm, MM_ANONPAGES)),
K(get_mm_counter(mm, MM_FILEPAGES)),
K(get_mm_counter(mm, MM_SHMEMPAGES)),
from_kuid(&init_user_ns, task_uid(victim)),
mm_pgtables_bytes(mm) >> 10, victim->signal->oom_score_adj);
+ rcu_read_unlock();
task_unlock(victim);
/*
@@ -916,8 +921,8 @@ static void __oom_kill_process(struct task_struct *victim,
const char *message)
if (is_global_init(p)) {
can_oom_reap = false;
set_bit(MMF_OOM_SKIP, &mm->flags);
- pr_info("oom killer %d (%s) has mm pinned by %d (%s)\n",
- task_pid_nr(victim), victim->comm,
+ pr_info("oom killer %d (%s) in VE \"%s\" has mm pinned
by %d (%s)\n",
+ task_pid_nr(victim), victim->comm,
task_ve_name(victim),
task_pid_nr(p), p->comm);
continue;
}
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