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["Narvekar, Sunil M" <address@concealed>]

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Sunil


On 7/31/12 10:37 AM, "Tornóci László"
<address@concealed> wrote:

>Hi,
>
>I have been running sympa for a few years now without major problems
>(currently using 6.1.7 on RHEL 6.3). There was a blackout on July 25,
>the server suddenly lost electricity then later restarted. Since then
>task_manager.pl takes 98% of CPU, and consumes more and more RAM to the
>point that it consumes all, and the system will kill the process. This
>happens all the time I restart sympa. I have about 160 tasks in
>sympa/spool/tasks, their dates are mostly July 25. I tried to remove all
>tasks from sympa/spool/tasks (stopped sympa, moved all the files to
>another dir, then restarted sympa) but that didn't change anything. So I
>guess the problem is not the tasks themselves.
>There is nothing special in the logs (/var/log/messages):
>
>Jul 31 16:48:52 lists bounced[7867]: notice bounced exited normally due
>to signal
>Jul 31 16:48:58 lists archived[7861]: notice archived exited normally
>due to signal
>Jul 31 16:49:03 lists bulk[7854]: notice main::sigterm() signal TERM
>received, still processing current task
>Jul 31 16:49:03 lists bulk[7854]: notice bulk.pl exited normally due to
>signal
>Jul 31 16:49:07 lists sympa[7848]: notice main::sigterm() signal TERM
>received, still processing current task
>Jul 31 16:49:07 lists sympa[7848]: notice Sympa exited normally due to
>signal
>Jul 31 16:49:15 lists sympa[8173]: info Configuration file read, default
>log level 4
>Jul 31 16:49:16 lists sympa[8173]: info Server started for all, pid 8175
>Jul 31 16:49:16 lists sympa[8175]: notice Sympa 6.1.7 started
>Jul 31 16:49:16 lists bulk[8179]: info Configuration file read, default
>log level 4
>Jul 31 16:49:16 lists bulk[8179]: info Starting bulk master daemon, pid
>8181
>Jul 31 16:49:17 lists bulk[8181]: notice bulk.pl 6.1.7 Started
>Jul 31 16:49:17 lists archived.pl: info Configuration file read, default
>log level 4
>Jul 31 16:49:17 lists archived[8188]: notice archived 6.1.7 Started
>Jul 31 16:49:18 lists bounced.pl: info Configuration file read, default
>log level 4
>Jul 31 16:49:18 lists bounced[8194]: notice bounced Started
>Jul 31 16:49:19 lists task_manager.pl: notice tools::write_pid()
>Previous process 17702 died suddenly ; notifying listmaster
>Jul 31 16:49:41 lists rsyslogd-2177: imuxsock begins to drop messages
>from pid 8175 due to rate-limiting
>Jul 31 16:49:46 lists rsyslogd-2177: imuxsock lost 860 messages from pid
>8175 due to rate-limiting
>Jul 31 16:55:04 lists rsyslogd-2177: imuxsock lost 102 messages from pid
>6243 due to rate-limiting
>Jul 31 16:55:05 lists wwsympa[6243]: info [robot
>lists.semmelweis-univ.hu] [session 4157943275349] [client 85.238.78.230]
>main::do_home() do_home
>Jul 31 16:55:06 lists rsyslogd-2177: imuxsock begins to drop messages
>...
>Jul 31 17:01:34 lists kernel: task_manager.pl invoked oom-killer:
>gfp_mask=0x280da, order=0, oom_adj=0, oom_score_adj=0
>Jul 31 17:01:34 lists kernel: task_manager.pl cpuset=/ mems_allowed=0
>Jul 31 17:01:34 lists kernel: Pid: 8200, comm: task_manager.pl Not
>tainted 2.6.32-279.2.1.el6.x86_64 #1
>Jul 31 17:01:34 lists kernel: Call Trace:
>...
>Jul 31 17:01:34 lists kernel: Out of memory: Kill process 8200
>(task_manager.pl) score 817 or sacrifice child
>Jul 31 17:01:34 lists kernel: Killed process 8200, UID 0,
>(task_manager.pl) total-vm:5343504kB, anon-rss:3572544kB, file-rss:80kB
>
>
>Process 8175 that the logger rate limits is /opt/sympa/bin/sympa.pl
>itself. /var/log/httpd/ssl_error_log is flooded with lines like this:
>[Tue Jul 31 16:46:11 2012] [warn] [client 65.52.109.147] mod_fcgid:
>stderr: Use of uninitialized value $_[1] in sprintf at
>/usr/local/lib64/perl5/Sys/Syslog.pm line 400.
>[Tue Jul 31 16:46:11 2012] [warn] [client 65.52.109.147] mod_fcgid:
>stderr: Use of uninitialized value $_[4] in sprintf at
>/usr/local/lib64/perl5/Sys/Syslog.pm line 400.
>[Tue Jul 31 16:46:11 2012] [warn] [client 65.52.109.147] mod_fcgid:
>stderr: Use of uninitialized value $_[4] in sprintf at
>/usr/local/lib64/perl5/Sys/Syslog.pm line 400.
>
>So the logging for sympa is practically useless. But that is not new
>here, it has been going like this for more than a year now. I complained
>about it on this list, but no one could help me.
>
>But no being able to run task_manager.pl is a big problem. Do you have
>an idea what I can do about it?
>
>                                       Yours: Laszlo
>
>

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