mysql в основном. Хотя lighttpd + php-fcgi тоже прилично жрёт.
Mem: 2074160k total, 1960672k used, 113488k free, 88896k buffers
Swap: 2008116k total, 399892k used, 1608224k free, 652280k cached
PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND
11001 mysql 20 0 665m 184m 3568 S 2 9.1 9:57.59 /usr/sbin/mysqld --defaults-file=/etc/mysql/my.cnf --basedir=/usr --datadir=/home2/mysql --pid-file=/
8904 clamav 25 5 135m 107m 576 S 0 5.3 0:05.87 /usr/sbin/clamd
9233 lighttpd 21 1 143m 102m 16m S 2 5.1 1:52.34 /usr/bin/php-cgi
9010 lighttpd 30 10 90544 58m 3464 S 0 2.9 10:52.76 /usr/bin/python /usr/share/webapps/trac/0.11.5/hostroot/cgi-bin/trac.fcgi
9007 lighttpd 30 10 87216 54m 3472 S 0 2.7 4:13.87 /usr/bin/python /usr/share/webapps/trac/0.11.5/hostroot/cgi-bin/trac.fcgi
7307 balancer 22 2 105m 28m 13m S 8 1.4 0:00.25 /usr/sbin/apache2 -DDAV -DDEFAULT_VHOST -DX_INFO -DLANGUAGE -DMANUAL -DPROXY -DSSL -DSSL_DEFAULT_VHOS
8666 l2jx 20 0 184m 25m 2888 S 0 1.3 0:24.94 /usr/lib/jvm//sun-jdk-1.6/bin/java -Xmx32m -cp javolution.jar:c3p0-0.9.1.jar:mysql-connector-java-5.0
7306 root 25 5 26992 24m 1628 R 100 1.2 0:03.09 /usr/bin/perl /usr/bin/awstats.pl -config=balancer.ru -LogFile=/tmp/weban.tmp
1743 lighttpd 21 1 65888 24m 17m S 2 1.2 1:02.09 /usr/bin/php-cgi
1720 lighttpd 21 1 65880 24m 17m S 3 1.2 1:02.17 /usr/bin/php-cgi
9162 lighttpd 21 1 66196 24m 16m S 0 1.2 1:41.65 /usr/bin/php-cgi
1806 lighttpd 21 1 65992 24m 17m S 5 1.2 0:58.00 /usr/bin/php-cgi
1722 lighttpd 21 1 65344 23m 17m S 0 1.2 0:59.82 /usr/bin/php-cgi
9229 lighttpd 21 1 65808 23m 16m S 0 1.2 1:51.01 /usr/bin/php-cgi
9232 lighttpd 21 1 65456 23m 16m S 0 1.2 1:51.15 /usr/bin/php-cgi
9234 lighttpd 21 1 65380 23m 16m S 0 1.2 1:57.25 /usr/bin/php-cgi
9160 lighttpd 21 1 66168 23m 16m S 0 1.2 1:58.13 /usr/bin/php-cgi
1756 lighttpd 21 1 65592 23m 16m S 0 1.2 0:58.58 /usr/bin/php-cgi
9230 lighttpd 21 1 65476 23m 16m S 0 1.1 1:44.24 /usr/bin/php-cgi
9225 lighttpd 21 1 66072 23m 15m S 0 1.1 1:59.58 /usr/bin/php-cgi
1791 lighttpd 21 1 65924 22m 15m S 0 1.1 0:51.75 /usr/bin/php-cgi
9231 lighttpd 21 1 65840 22m 15m S 0 1.1 1:59.03 /usr/bin/php-cgi
1920 lighttpd 21 1 66360 22m 15m S 11 1.1 1:01.83 /usr/bin/php-cgi
9221 lighttpd 21 1 65876 22m 15m S 0 1.1 1:47.39 /usr/bin/php-cgi
1807 lighttpd 21 1 65764 22m 15m S 3 1.1 0:53.47 /usr/bin/php-cgi
1737 lighttpd 21 1 65804 22m 15m S 2 1.1 0:57.92 /usr/bin/php-cgi
1829 lighttpd 21 1 65300 21m 14m S 4 1.1 1:00.35 /usr/bin/php-cgi
9012 lighttpd 30 10 54640 21m 3008 S 0 1.1 3:22.37 /usr/bin/python /usr/share/webapps/trac/0.11.5/hostroot/cgi-bin/trac.fcgi
9166 lighttpd 21 1 72988 21m 7256 S 0 1.0 0:01.11 /usr/bin/php-cgi
9135 lighttpd 21 1 65444 21m 14m S 0 1.0 0:24.89 /usr/bin/php-cgi
9220 lighttpd 21 1 64968 20m 14m S 0 1.0 0:23.64 /usr/bin/php-cgi
9140 lighttpd 21 1 72220 20m 7264 S 0 1.0 0:00.91 /usr/bin/php-cgi
Total DISK READ: 162.65 K/s | Total DISK WRITE: 596.37 K/s
PID USER DISK READ DISK WRITE SWAPIN IO> COMMAND
7459 mysql 39.76 K/s 72.29 K/s 0.00 % 21.03 % mysqld --defaults-file=/etc/mysql/my.cnf --basedir=/usr --datadir=/home2/mysql --pid-file=/var/run/mysqld/
7353 mysql 25.30 K/s 32.53 K/s 0.00 % 14.37 % mysqld --defaults-file=/etc/mysql/my.cnf --basedir=/usr --datadir=/home2/mysql --pid-file=/var/run/mysqld/
7460 mysql 18.07 K/s 46.99 K/s 0.00 % 11.19 % mysqld --defaults-file=/etc/mysql/my.cnf --basedir=/usr --datadir=/home2/mysql --pid-file=/var/run/mysqld/
7322 mysql 32.53 K/s 68.67 K/s 0.00 % 8.74 % mysqld --defaults-file=/etc/mysql/my.cnf --basedir=/usr --datadir=/home2/mysql --pid-file=/var/run/mysqld/
7438 postfix 0 B/s 83.13 K/s 0.00 % 5.39 % bounce -z -n defer -t unix -u
9024 lighttpd 7.23 K/s 0 B/s 0.00 % 4.86 % lighttpd -f /etc/lighttpd/lighttpd.conf
7383 postfix 0 B/s 75.90 K/s 0.00 % 2.50 % cleanup -z -t unix -u
7455 mysql 14.46 K/s 32.53 K/s 0.00 % 2.17 % mysqld --defaults-file=/etc/mysql/my.cnf --basedir=/usr --datadir=/home2/mysql --pid-file=/var/run/mysqld/
9021 lighttpd 7.23 K/s 0 B/s 0.00 % 1.56 % lighttpd -f /etc/lighttpd/lighttpd.conf
9022 lighttpd 14.46 K/s 0 B/s 0.00 % 1.53 % lighttpd -f /etc/lighttpd/lighttpd.conf
1720 lighttpd 3.61 K/s 126.50 K/s 0.00 % 0.94 % php-cgi
9018 lighttpd 0 B/s 7.23 K/s 0.00 % 0.00 % lighttpd -f /etc/lighttpd/lighttpd.conf
9160 lighttpd 0 B/s 14.46 K/s 0.00 % 0.00 % php-cgi
9219 lighttpd 0 B/s 3.61 K/s 0.00 % 0.00 % php-cgi
7463 mysql 0 B/s 10.84 K/s 0.00 % 0.00 % mysqld --defaults-file=/etc/mysql/my.cnf --basedir=/usr --datadir=/home2/mysql --pid-file=/var/run/mysqld/
1829 lighttpd 0 B/s 10.84 K/s 0.00 % 0.00 % php-cgi
1 root 0 B/s 0 B/s 0.00 % 0.00 % init [3]