I have installed CentOS 5.5 minimal on my VPS. Then I installed mysql (yum mysql mysql-server) and started as a service (service mysqld start) After that I installed PHP (yum install php). And finally I installed Cherokee and ProFTPD. (service cherokee start) (service proftpd start). However, it is eating about 360MB of memory! I think it should consume much less as I don't even have a website running yet. I've been reading about optimizing the server so that it would consume less memory, however I'm quite new to VPS and even though I modified some config files, it is still eating that much memory. Memory usage (top):
Mem: 508716k total, 393896k used, 114820k free, 43456k buffers
Swap: 524280k total, 0k used, 524280k free, 282408k cached
This is the process list (ps aux):
USER PID %CPU %MEM VSZ RSS TTY STAT START TIME COMMAND
root 1 0.0 0.1 10356 672 ? Ss Sep01 0:00 init [3]
root 2 0.0 0.0 0 0 ? S Sep01 0:00 [kthreadd]
root 3 0.0 0.0 0 0 ? S Sep01 0:00 [migration/0]
root 4 0.0 0.0 0 0 ? S Sep01 0:00 [ksoftirqd/0]
root 5 0.0 0.0 0 0 ? S Sep01 0:00 [watchdog/0]
root 6 0.0 0.0 0 0 ? S Sep01 0:00 [migration/1]
root 7 0.0 0.0 0 0 ? S Sep01 0:00 [ksoftirqd/1]
root 8 0.0 0.0 0 0 ? S Sep01 0:00 [watchdog/1]
root 9 0.0 0.0 0 0 ? S Sep01 0:00 [migration/2]
root 10 0.0 0.0 0 0 ? S Sep01 0:00 [ksoftirqd/2]
root 11 0.0 0.0 0 0 ? S Sep01 0:00 [watchdog/2]
root 12 0.0 0.0 0 0 ? S Sep01 0:00 [migration/3]
root 13 0.0 0.0 0 0 ? S Sep01 0:00 [ksoftirqd/3]
root 14 0.0 0.0 0 0 ? S Sep01 0:00 [watchdog/3]
root 15 0.0 0.0 0 0 ? S Sep01 0:00 [events/0]
root 16 0.0 0.0 0 0 ? S Sep01 0:00 [events/1]
root 17 0.0 0.0 0 0 ? S Sep01 0:00 [events/2]
root 18 0.0 0.0 0 0 ? S Sep01 0:00 [events/3]
root 19 0.0 0.0 0 0 ? S Sep01 0:00 [khelper]
root 22 0.0 0.0 0 0 ? S Sep01 0:00 [async/mgr]
root 28 0.0 0.0 0 0 ? S Sep01 0:00 [xenwatch]
root 29 0.0 0.0 0 0 ? S Sep01 0:00 [xenbus]
root 80 0.0 0.0 0 0 ? S Sep01 0:00 [sync_supers]
root 82 0.0 0.0 0 0 ? S Sep01 0:00 [bdi-default]
root 83 0.0 0.0 0 0 ? S Sep01 0:00 [kblockd/0]
root 84 0.0 0.0 0 0 ? S Sep01 0:00 [kblockd/1]
root 85 0.0 0.0 0 0 ? S Sep01 0:00 [kblockd/2]
root 86 0.0 0.0 0 0 ? S Sep01 0:00 [kblockd/3]
root 94 0.0 0.0 0 0 ? S Sep01 0:00 [kseriod]
root 148 0.0 0.0 0 0 ? S Sep01 0:00 [khungtaskd]
root 149 0.0 0.0 0 0 ? S Sep01 0:00 [kswapd0]
root 150 0.0 0.0 0 0 ? S Sep01 0:00 [aio/0]
root 151 0.0 0.0 0 0 ? S Sep01 0:00 [aio/1]
root 152 0.0 0.0 0 0 ? S Sep01 0:00 [aio/2]
root 153 0.0 0.0 0 0 ? S Sep01 0:00 [aio/3]
root 154 0.0 0.0 0 0 ? S Sep01 0:00 [crypto/0]
root 155 0.0 0.0 0 0 ? S Sep01 0:00 [crypto/1]
root 156 0.0 0.0 0 0 ? S Sep01 0:00 [crypto/2]
root 157 0.0 0.0 0 0 ? S Sep01 0:00 [crypto/3]
root 368 0.0 0.0 0 0 ? S Sep01 0:00 [khvcd]
root 444 0.0 0.0 0 0 ? S Sep01 0:00 [kpsmoused]
root 454 0.0 0.0 0 0 ? S Sep01 0:00 [ksuspend_usbd]
root 455 0.0 0.0 0 0 ? S Sep01 0:00 [khubd]
root 464 0.0 0.0 0 0 ? S Sep01 0:00 [ata/0]
root 465 0.0 0.0 0 0 ? S Sep01 0:00 [ata/1]
root 466 0.0 0.0 0 0 ? S Sep01 0:00 [ata/2]
root 467 0.0 0.0 0 0 ? S Sep01 0:00 [ata/3]
root 468 0.0 0.0 0 0 ? S Sep01 0:00 [ata_aux]
root 471 0.0 0.0 0 0 ? S Sep01 0:00 [kstriped]
root 477 0.0 0.0 0 0 ? S Sep01 0:00 [ksnapd]
root 505 0.0 0.0 0 0 ? S Sep01 0:00 [kjournald]
root 558 0.0 0.1 12612 752 ? S<s Sep01 0:00 /sbin/udevd -d
root 1412 0.0 0.0 0 0 ? S Sep01 0:00 [kmpathd/0]
root 1413 0.0 0.0 0 0 ? S Sep01 0:00 [kmpathd/1]
root 1414 0.0 0.0 0 0 ? S Sep01 0:00 [kmpathd/2]
root 1415 0.0 0.0 0 0 ? S Sep01 0:00 [kmpathd/3]
root 1416 0.0 0.0 0 0 ? S Sep01 0:00 [kmpath_handle]
root 1708 0.0 0.1 5916 664 ? Ss Sep01 0:00 syslogd -m 0
root 1711 0.0 0.0 3812 432 ? Ss Sep01 0:00 klogd -x
root 1722 0.0 0.2 62632 1216 ? Ss Sep01 0:00 /usr/sbin/sshd
root 1730 0.0 0.2 19712 1148 ? Ss Sep01 0:00 crond
root 1799 0.0 0.2 10904 1320 ? Ss Sep01 0:00 /bin/sh
root 1804 0.0 0.0 0 0 ? S Sep01 0:00 [kauditd]
root 1993 0.0 0.2 10768 1256 ? S Sep01 0:00 /bin/sh /usr/bin/mysqld_safe --datadir=/var/lib/mysql --socket=/var/lib/mysql/mysql.sock --l
mysql 2043 0.0 4.9 164128 25204 ? Sl Sep01 0:10 /usr/libexec/mysqld --basedir=/usr --datadir=/var/lib/mysql --user=mysql --pid-file=/var/run
root 2161 0.0 0.1 23836 692 ? Ssl Sep01 0:00 /usr/sbin/cherokee --config=/etc/cherokee/cherokee.conf -d pidfile /var/run/cherokee.pid
nobody 2220 0.0 0.3 49468 1572 ? Ss Sep01 0:00 proftpd: (accepting connections)
root 2325 0.0 0.6 273476 3340 ? Sl Sep01 0:04 /usr/sbin/cherokee-worker --config=/etc/cherokee/cherokee.conf pidfile /var/run/cherokee.pi
root 2345 0.0 1.1 78316 5820 ? Ss Sep01 0:00 /usr/bin/php-cgi -b 127.0.0.1:47990
root 2346 0.0 0.7 78664 3732 ? S Sep01 0:00 /usr/bin/php-cgi -b 127.0.0.1:47990
root 2347 0.0 0.7 78600 3600 ? S Sep01 0:00 /usr/bin/php-cgi -b 127.0.0.1:47990
root 2348 0.0 0.7 78600 3604 ? S Sep01 0:00 /usr/bin/php-cgi -b 127.0.0.1:47990
root 2349 0.0 0.7 78664 3692 ? S Sep01 0:00 /usr/bin/php-cgi -b 127.0.0.1:47990
root 2350 0.0 0.7 78664 3664 ? S Sep01 0:00 /usr/bin/php-cgi -b 127.0.0.1:47990
root 12288 0.0 0.6 90164 3392 ? Ss 07:35 0:00 sshd: root@pts/0
root 12290 0.0 0.2 10900 1448 pts/0 Ss 07:35 0:00 -bash
root 12323 0.0 0.1 10464 900 pts/0 R+ 07:53 0:00 ps aux
Can you help me to know what to configure to eat less memory?