Plesk control panel and websites are so slow

[Mohammed_ELkaffas]

My Plesk installation and websites are slow

OVH VPS
8G ram
100 G Harddisk

 

[IgorG]

Any results of troubleshooting? Error messages, logs, steps to reproduce, etc?
Sorry, but statements like "It doesn't work as expected! Please help me!" is really not enough for help you.

 

[Mohammed_ELkaffas]

the server (control panel & website ) slow to response

crash every 2 hours or 3 hours

what logs you need to get?

 

[Mohammed_ELkaffas]

first this last lines of /var/log/httpd/error_log

PHP Warning:  PHP Startup: apc.shm_size now uses M/G suffixes, please update your ini files in Unknown on line 0
PHP Warning:  PHP Startup: apc.shm_size now uses M/G suffixes, please update your ini files in Unknown on line 0
[Sat Mar 28 13:31:40 2015] [notice] caught SIGTERM, shutting down
[Sat Mar 28 13:31:42 2015] [notice] suEXEC mechanism enabled (wrapper: /usr/sbin/suexec)
[Sat Mar 28 13:31:43 2015] [warn] RSA server certificate CommonName (CN) `Parallels Panel' does NOT match server name!?
[Sat Mar 28 13:31:43 2015] [warn] RSA server certificate CommonName (CN) `Parallels Panel' does NOT match server name!?
[Sat Mar 28 13:31:43 2015] [warn] RSA server certificate CommonName (CN) `Parallels Panel' does NOT match server name!?
[Sat Mar 28 13:31:43 2015] [warn] RSA server certificate CommonName (CN) `Parallels Panel' does NOT match server name!?
[Sat Mar 28 13:31:43 2015] [warn] RSA server certificate CommonName (CN) `Parallels Panel' does NOT match server name!?
[Sat Mar 28 13:31:43 2015] [warn] RSA server certificate CommonName (CN) `Parallels Panel' does NOT match server name!?
[Sat Mar 28 13:31:43 2015] [warn] RSA server certificate CommonName (CN) `Parallels Panel' does NOT match server name!?
[Sat Mar 28 13:31:43 2015] [warn] Init: Name-based SSL virtual hosts only work for clients with TLS server name indication support (RFC 4366)
[Sat Mar 28 13:31:43 2015] [notice] Digest: generating secret for digest authentication ...
[Sat Mar 28 13:31:43 2015] [notice] Digest: done
[Sat Mar 28 13:31:43 2015] [warn] RSA server certificate CommonName (CN) `Parallels Panel' does NOT match server name!?
[Sat Mar 28 13:31:43 2015] [warn] RSA server certificate CommonName (CN) `Parallels Panel' does NOT match server name!?
[Sat Mar 28 13:31:43 2015] [warn] RSA server certificate CommonName (CN) `Parallels Panel' does NOT match server name!?
[Sat Mar 28 13:31:43 2015] [warn] RSA server certificate CommonName (CN) `Parallels Panel' does NOT match server name!?
[Sat Mar 28 13:31:43 2015] [warn] RSA server certificate CommonName (CN) `Parallels Panel' does NOT match server name!?
[Sat Mar 28 13:31:43 2015] [warn] RSA server certificate CommonName (CN) `Parallels Panel' does NOT match server name!?
[Sat Mar 28 13:31:43 2015] [warn] RSA server certificate CommonName (CN) `Parallels Panel' does NOT match server name!?
[Sat Mar 28 13:31:43 2015] [warn] Init: Name-based SSL virtual hosts only work for clients with TLS server name indication support (RFC 4366)
[Sat Mar 28 13:31:43 2015] [notice] Apache/2.2.15 (Unix) DAV/2 mod_fcgid/2.3.9 mod_ssl/2.2.15 OpenSSL/1.0.1e-fips mod_perl/2.0.4 Perl/v5.10.1 configured -- resuming normal oper$
PHP Warning:  PHP Startup: apc.shm_size now uses M/G suffixes, please update your ini files in Unknown on line 0
PHP Warning:  PHP Startup: apc.shm_size now uses M/G suffixes, please update your ini files in Unknown on line 0

second

[root@server ]#  ps aux | grep httpd
root     31119  0.2  0.4 399100 41916 ?        Ss   13:31   0:00 /usr/sbin/httpd.worker
apache   31121  0.0  0.1 206816 10412 ?        S    13:31   0:00 /usr/sbin/httpd.worker
apache   31123  0.6  0.5 2421092 47472 ?       Sl   13:31   0:01 /usr/sbin/httpd.worker
apache   31167  0.0  0.2 993616 24532 ?        Sl   13:31   0:00 /usr/sbin/httpd.worker
root     31254  0.0  0.0 103248   872 pts/1    S+   13:35   0:00 grep httpd

 

[Mohammed_ELkaffas]

i think its mysql and httpd tuning ~!!!

can help me in tuning prefork.c and worker.c and my.cnf

 

[24x7serversupports]

Try to checkout logs, checkout with command ps -aufx and find which process take taking more resources.

 

[Mohammed_ELkaffas]

root 2017 0.0 0.1 352236 8844 ? Ss 17:23 0:00 sw-engine-fpm: master process (/etc/sw-engine/sw-engine-fpm.conf)
psaadm 6443 19.4 0.7 469628 65936 ? S 18:51 0:03 \_ sw-engine-fpm: pool plesk
root 2909 0.0 0.0 11436 304 pts/0 S 17:36 0:00 /bin/sh /usr/bin/mysqld_safe --datadir=/var/lib/mysql --pid-file=/var/lib/mysql/vps146268.ovh.net.pid
mysql 3430 3.5 2.1 1153220 182012 pts/0 Sl 17:36 2:39 \_ /usr/sbin/mysqld --basedir=/usr --datadir=/var/lib/mysql --plugin-dir=/usr/lib64/mysql/plugin --user=mysql -
root 6335 0.2 0.2 594476 24584 ? Ss 18:50 0:00 /usr/sbin/httpd