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 a75997bfb3c958e7fff914daa2796bd147e6535e
Author: Vladimir Davydov <vdavydov....@gmail.com>
Date: Mon Oct 4 16:43:18 2021 +0300
ve/mm: print OOM info to VE log
We cannot print to VE log from oom_kill_process as we do in RH6, because
there is no more set_exec_env, so do it from exit_mm.
Signed-off-by: Vladimir Davydov <vdavy...@parallels.com>
(cherry picked from vz8 commit 046f7c4bcc5a205de02c5193db33016f98f4c5a6)
Signed-off-by: Andrey Zhadchenko <andrey.zhadche...@virtuozzo.com>
---
kernel/exit.c | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/kernel/exit.c b/kernel/exit.c
index 6903dc21dc88..d7b901c6b07a 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -448,6 +448,20 @@ static void exit_mm(void)
if (!mm)
return;
sync_mm_rss(mm);
+
+#ifdef CONFIG_VE
+#define K(x) ((x) << (PAGE_SHIFT-10))
+ if (!ve_is_super(current->task_ve) &&
+ test_tsk_thread_flag(current, TIF_MEMDIE))
+ ve_printk(VE_LOG, KERN_ERR "OOM killed process %d (%s) "
+ "total-vm:%lukB, anon-rss:%lukB, file-rss:%lukB\n",
+ task_pid_vnr(current), current->comm,
+ K(mm->total_vm),
+ K(get_mm_counter(mm, MM_ANONPAGES)),
+ K(get_mm_counter(mm, MM_FILEPAGES)));
+#undef K
+#endif
+
/*
* Serialize with any possible pending coredump.
* We must hold mmap_lock around checking core_state
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