Hello, today owncloud webserver got too slow to even log-in. I did SSH and checked htop (top) - 100% CPU, load average around 23 (!)
OK, that is bad.
So I checked some log files and found this:
⚡ cat /var/log/messages | grep -i err | tail
Jul 21 13:28:32 cloud kernel: [ 5035.723242] php5-fpm[16002]: segfault
at 7fff795caed8 ip 0000000000690b2a sp 00007fff795cae90 error 6 in
php5-fpm[400000+85c000]
Jul 21 13:28:45 cloud kernel: [ 5048.958776] php5-fpm[16032]: segfault
at 7fff795caed8 ip 0000000000690b2a sp 00007fff795cae90 error 6 in
php5-fpm[400000+85c000]
Jul 21 13:28:47 cloud kernel: [ 5050.946225] php5-fpm[16033]: segfault
at 7fff795caed8 ip 0000000000690b2a sp 00007fff795cae90 error 6 in
php5-fpm[400000+85c000]
Jul 21 13:28:51 cloud kernel: [ 5055.286449] php5-fpm[16034]: segfault
at 7fff795caed8 ip 0000000000690b2a sp 00007fff795cae90 error 6 in
php5-fpm[400000+85c000]
Jul 21 13:28:56 cloud kernel: [ 5059.719135] php5-fpm[16062]: segfault
at 7fff795caed8 ip 0000000000690b2a sp 00007fff795cae90 error 6 in
php5-fpm[400000+85c000]
Jul 21 13:29:09 cloud kernel: [ 5073.420829] php5-fpm[16102]: segfault
at 7fff795caed8 ip 0000000000690b2a sp 00007fff795cae90 error 6 in
php5-fpm[400000+85c000]
Jul 21 13:29:15 cloud kernel: [ 5079.317363] php5-fpm[16114]: segfault
at 7fff795caed8 ip 0000000000690b2a sp 00007fff795cae90 error 6 in
php5-fpm[400000+85c000]
Jul 21 13:29:24 cloud kernel: [ 5087.786983] php5-fpm[16145]: segfault
at 7fff795caed8 ip 0000000000690b2a sp 00007fff795cae90 error 6 in
php5-fpm[400000+85c000]
Jul 21 13:29:28 cloud kernel: [ 5091.781061] php5-fpm[16144]: segfault
at 7fff795caed8 ip 0000000000690b2a sp 00007fff795cae90 error 6 in
php5-fpm[400000+85c000]
Jul 21 13:29:28 cloud kernel: [ 5091.867168] php5-fpm[16146]: segfault
at 7fff795caed8 ip 0000000000690b2a sp 00007fff795cae90 error 6 in
php5-fpm[400000+85c000]
And this:
⚡ cat /var/log/php5-fpm.log | grep -i warn | tail
[21-Jul-2016 13:30:19] WARNING: [pool owncloud.somedomain.here] child
16267 exited on signal 11 (SIGSEGV) after 174.181309 seconds from start
[21-Jul-2016 13:30:19] WARNING: [pool owncloud.somedomain.here] child
16261 exited on signal 11 (SIGSEGV) after 175.186522 seconds from start
[21-Jul-2016 13:30:20] WARNING: [pool owncloud.somedomain.here] child
16266 exited on signal 11 (SIGSEGV) after 175.229058 seconds from start
[21-Jul-2016 13:30:43] WARNING: [pool owncloud.somedomain.here] child
16303 exited on signal 11 (SIGSEGV) after 177.555848 seconds from start
[21-Jul-2016 13:31:04] WARNING: [pool owncloud.somedomain.here] child
16383 exited on signal 11 (SIGSEGV) after 175.119034 seconds from start
[21-Jul-2016 13:31:05] WARNING: [pool owncloud.somedomain.here] child
16377 exited on signal 11 (SIGSEGV) after 179.319993 seconds from start
[21-Jul-2016 13:31:09] WARNING: [pool owncloud.somedomain.here] child
16384 exited on signal 11 (SIGSEGV) after 173.453260 seconds from start
[21-Jul-2016 13:31:11] WARNING: [pool owncloud.somedomain.here] child
16385 exited on signal 11 (SIGSEGV) after 173.200730 seconds from start
[21-Jul-2016 13:31:15] WARNING: [pool owncloud.somedomain.here] child
16428 exited on signal 11 (SIGSEGV) after 168.492796 seconds from start
[21-Jul-2016 13:31:17] WARNING: [pool owncloud.somedomain.here] child
16426 exited on signal 11 (SIGSEGV) after 171.079030 seconds from start
And this:
[21-Jul-2016 13:28:56] WARNING: [pool owncloud.somedomain.here] child
16062 exited on signal 11 (SIGSEGV) after 173.474043 seconds from start
[21-Jul-2016 13:29:09] WARNING: [pool owncloud.somedomain.here] child
16102 exited on signal 11 (SIGSEGV) after 171.912835 seconds from start
[21-Jul-2016 13:29:15] WARNING: [pool owncloud.somedomain.here] child
16114 exited on signal 11 (SIGSEGV) after 173.574837 seconds from start
[21-Jul-2016 13:29:24] WARNING: [pool owncloud.somedomain.here] child
16145 exited on signal 11 (SIGSEGV) after 171.567673 seconds from start
[21-Jul-2016 13:29:28] WARNING: [pool owncloud.somedomain.here] child
16144 exited on signal 11 (SIGSEGV) after 175.886644 seconds from start
[21-Jul-2016 13:29:28] WARNING: [pool owncloud.somedomain.here] child
16146 exited on signal 11 (SIGSEGV) after 175.222437 seconds from start
[21-Jul-2016 13:30:19] WARNING: [pool owncloud.somedomain.here] child
16267 exited on signal 11 (SIGSEGV) after 174.181309 seconds from start
[21-Jul-2016 13:30:19] WARNING: [pool owncloud.somedomain.here] child
16261 exited on signal 11 (SIGSEGV) after 175.186522 seconds from start
[21-Jul-2016 13:30:20] WARNING: [pool owncloud.somedomain.here] child
16266 exited on signal 11 (SIGSEGV) after 175.229058 seconds from start
[21-Jul-2016 13:30:43] WARNING: [pool owncloud.somedomain.here] child
16303 exited on signal 11 (SIGSEGV) after 177.555848 seconds from start
Here is top output:
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+
COMMAND
3356 mysql 20 0 4589m 357m 15m S 93,6 14,9 54:31.44
mysqld
16884 owncloud 10 -10 375m 37m 25m S 24,9 1,6 0:00.75
php5-fpm
16732 owncloud 10 -10 390m 51m 24m S 16,9 2,2 0:10.47
php5-fpm
16618 owncloud 10 -10 400m 62m 25m S 16,3 2,6 0:17.30
php5-fpm
16742 owncloud 10 -10 391m 56m 30m S 15,9 2,4 0:09.20
php5-fpm
16616 owncloud 10 -10 402m 67m 30m R 15,6 2,8 0:17.17
php5-fpm
16543 owncloud 10 -10 410m 71m 24m S 15,3 3,0 0:25.70
php5-fpm
16617 owncloud 10 -10 399m 62m 25m S 14,6 2,6 0:17.61
php5-fpm
16672 owncloud 10 -10 395m 56m 24m S 14,3 2,3 0:13.62
php5-fpm
16733 owncloud 10 -10 390m 51m 24m S 14,3 2,2 0:10.24
php5-fpm
16879 owncloud 10 -10 377m 38m 24m S 14,3 1,6 0:01.59
php5-fpm
16790 owncloud 10 -10 383m 45m 25m S 13,9 1,9 0:06.02
php5-fpm
16791 owncloud 10 -10 384m 46m 25m S 13,9 1,9 0:06.10
php5-fpm
16830 owncloud 10 -10 382m 43m 24m S 13,9 1,8 0:04.67
php5-fpm
16789 owncloud 10 -10 386m 48m 25m S 13,6 2,0 0:07.85
php5-fpm
16880 owncloud 10 -10 375m 36m 24m S 13,3 1,5 0:01.02
php5-fpm
16740 owncloud 10 -10 389m 50m 24m S 12,9 2,1 0:09.45
php5-fpm
16741 owncloud 10 -10 388m 50m 24m S 12,9 2,1 0:09.08
php5-fpm
16831 owncloud 10 -10 381m 42m 24m R 12,9 1,8 0:04.30
php5-fpm
16836 owncloud 10 -10 379m 40m 24m S 12,9 1,7 0:02.81
php5-fpm
16739 owncloud 10 -10 390m 51m 24m S 12,3 2,2 0:10.11 php5-fpm
Where the problem might be, please? *What shall I do?*
Additional debug info:
PHP 5.5.36
mysql Ver 15.1 Distrib 10.0.25-MariaDB
owncloud:
- version: 8.2.5.2
- versionstring: 8.2.5
Apache/2.4.10 (Debian)
OS:
Description: Debian GNU/Linux 7.11 (wheezy)
Release: 7.11
Thanks a lot
McZ
--
/Martin crysman Zahradník/
/www:/ crysmanovo.blogspot.com <http://crysmanovo.blogspot.com>
/e-mail:/ crys...@seznam.cz
/jabber:/ crys...@jabber.org
/Google talk/hangout:/ crysman...@gmail.com
/facebook:/ no way!
/Skype:/ no way! using Ekiga - SIP:crys...@ekiga.net
running GNU/Linux Xubuntu
Jak kupovat zodpovědně vejce (nejen) o Velikonocích?
<http://crysmanovo.blogspot.com/2016/03/jak-kupovat-zodpovedne-vejce-nejen-o.html>
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