Hey everyone. I have a 512 mb real / 512mb swap VPS that has pretty high memory usage. I'm running three domains (very low traffic), bind, mysql, apache, and openvpn. I believe openvpnas is the culprit, because I stop it and my free RAM nearly doubles. Here is what I am getting from top:
%Cpu(s): 0.0 us, 0.0 sy, 0.0 ni, 99.5 id, 0.0 wa, 0.0 hi, 0.0 si, 0.5 st
KiB Mem: 524288 total, 395352 used, 128936 free, 0 buffers
KiB Swap: 524288 total, 101308 used, 422980 free, 71452 cached
Sorted by Resident size
PID PPID UID USER RUSER TTY TIME+ %CPU %MEM S COMMAND SWAP RES
11586 1 0 root root ? 0:01.57 0.3 8.4 S python 1000 42m
7576 7128 103 mysql mysql pts/0 0:05.99 0.3 6.5 S mysqld 24m 33m
11819 11068 1001 docvital docvital ? 0:00.34 0.0 6.4 S php5-cgi 0 32m
11603 11586 1006 openvpn_ openvpn_ ? 0:00.95 0.0 6.1 S python 28 31m
11602 11586 0 root root ? 0:00.81 0.0 4.6 S python 1232 23m
11817 11068 1001 docvital docvital ? 0:00.07 0.0 3.2 S php5-cgi 0 16m
11251 11068 1002 andrewan andrewan ? 0:00.14 0.0 3.0 S php5-cgi 32 15m
11612 11586 0 root root ? 0:00.24 0.0 2.8 S python 0 14m
11611 11586 0 root root ? 0:00.26 0.0 2.8 S python 0 14m
11066 1 0 root root ? 0:00.19 0.0 1.8 S apache2 6880 9308
Any guidance as to what to do next?