I'm not sure what the policy is on moderator approval for posts. AJ sent this a while ago and resent again on 4/27 (he is not subscribed, so both times the post was waiting moderator approval). Anyways, we've had this patch in our OpenSuSE version for a while.
Tony ----- Forwarded message from Andreas Jaeger <[email protected]> ----- Date: Wed, 27 Apr 2011 08:43:00 +0200 From: Andreas Jaeger <[email protected]> To: [email protected] Cc: Tony Jones <[email protected]> Subject: Fwd: Patch for using /proc/<id>oom_score_adj with newer kernels User-Agent: KMail/1.13.7 (Linux/2.6.37.6-0.0.30.67cfac5-desktop; KDE/4.6.2; x86_64; ; ) I send the following message some time ago but do not see it in the archives and it seems this patch is still needed, so let me resend it, Andreas ---------- Forwarded Message ---------- Subject: Patch for using /proc/<id>oom_score_adj with newer kernels Date: Tuesday, September 28, 2010, 09:25:02 From: Andreas Jaeger <[email protected]> To: [email protected] Hi, I see in dmesg on my 2.6.36 kernel: [ 19.424535] auditd (2576): /proc/2576/oom_adj is deprecated, please use /proc/2576/oom_score_adj instead. Since oom_adj is deprecated, let's use oom_score_adj. Patch appended, Andreas From: [email protected] Subject: Use oom_score_adj on newer kernels Date: 2010-09-27 Signed-Off-by: Andreas Jaeger <[email protected]> I see in dmesg on my 2.6.36 kernel: [ 19.424535] auditd (2576): /proc/2576/oom_adj is deprecated, please use /proc/2576/oom_score_adj instead. Since oom_adj is deprecated, let's use oom_score_adj. Index: src/auditd.c =================================================================== --- src/auditd.c.orig +++ src/auditd.c @@ -265,7 +265,15 @@ static int write_pid_file(void) static void avoid_oom_killer(void) { int oomfd; - + + /* Newer kernels (noticed in 2.6.36) */ + oomfd = open("/proc/self/oom_score_adj", O_NOFOLLOW | O_WRONLY); + if (oomfd >= 0) { + (void)write(oomfd, "0", 1); + close(oomfd); + return; + } + /* Older kernel */ oomfd = open("/proc/self/oom_adj", O_NOFOLLOW | O_WRONLY); if (oomfd >= 0) { (void)write(oomfd, "-17", 3); -- Andreas Jaeger, Program Manager openSUSE, aj@{novell.com,opensuse.org} Twitter: jaegerandi | Identica: jaegerandi SUSE LINUX Products GmbH, GF: Markus Rex, HRB 16746 (AG Nürnberg) Maxfeldstr. 5, 90409 Nürnberg, Germany GPG fingerprint = 93A3 365E CE47 B889 DF7F FED1 389A 563C C272 A126 -- Linux-audit mailing list [email protected] https://www.redhat.com/mailman/listinfo/linux-audit
