hardware / software:

Celeron 1.8ghz
1g ram
120gig HD
Linux isis 2.6.32-5-686 #1 SMP Mon Jan 16 16:04:25 UTC 2012 i686 GNU/Linux

mail stats:

MSP statistics...
Statistics from Wed Feb  9 10:41:11 2011
 M   msgsfr  bytes_from   msgsto    bytes_to  msgsrej msgsdis msgsqur  Mailer
 3     2170      17938K        0          0K        0       0       0  local
 8        0          0K     2110      13092K        0       0       0  relay
=====================================================================
 T     2170      17938K     2110      13092K        0       0       0
 C        0                 2110                    0
MTA statistics...
Statistics from Sat May  9 00:02:39 2009
 M   msgsfr  bytes_from   msgsto    bytes_to  msgsrej msgsdis msgsqur  Mailer
 0        0          0K      522       5734K        0       0       0  prog
 4   119806    2416655K    23060     246003K     3013       0      10  esmtp
 9    52931     443125K   150915    2725885K      642       0     124  local
=====================================================================
 T   172737    2859780K   174497    2977622K     3655       0     134
 C   252316                23648                33564

drive stats:

Filesystem           1K-blocks      Used Available Use% Mounted on
/dev/sda1              9614116    689536   8436208   8% /
tmpfs                   489956         0    489956   0% /lib/init/rw
udev                    485512       208    485304   1% /dev
tmpfs                   489956         0    489956   0% /dev/shm
/dev/sda6             28834716   4602676  22767316  17% /home
/dev/sda7             28834716   1130976  26239016   5% /usr
/dev/sda8              8673100    474420   7758100   6% /var

memory stats:

             total       used       free     shared    buffers     cached
Mem:        979912     949400      30512          0      93596     396604
-/+ buffers/cache:     459200     520712
Swap:       979924      14544     965380