The cost of malware

[gdt]

$ sudo ./ps_mem.py
 Private  +   Shared  =  RAM used	Program 

128.0 KiB +  28.0 KiB = 156.0 KiB	init
132.0 KiB +  29.0 KiB = 161.0 KiB	thd
160.0 KiB +  33.5 KiB = 193.5 KiB	anvil
168.0 KiB +  50.0 KiB = 218.0 KiB	ifplugd (2)
188.0 KiB +  36.0 KiB = 224.0 KiB	cron
216.0 KiB +  45.0 KiB = 261.0 KiB	spamass-milter
232.0 KiB +  50.5 KiB = 282.5 KiB	clamav-milter
276.0 KiB +  34.5 KiB = 310.5 KiB	log
276.0 KiB +  37.0 KiB = 313.0 KiB	dovecot
380.0 KiB + 201.5 KiB = 581.5 KiB	pickup
552.0 KiB +  30.5 KiB = 582.5 KiB	smartd
404.0 KiB + 195.5 KiB = 599.5 KiB	master
560.0 KiB +  45.0 KiB = 605.0 KiB	dbus-daemon
420.0 KiB + 206.5 KiB = 626.5 KiB	qmgr
552.0 KiB +  91.5 KiB = 643.5 KiB	ntpd
472.0 KiB + 204.5 KiB = 676.5 KiB	freshclam
644.0 KiB +  44.0 KiB = 688.0 KiB	udevd
668.0 KiB +  62.5 KiB = 730.5 KiB	rsyslogd
640.0 KiB + 177.5 KiB = 817.5 KiB	sudo
712.0 KiB + 343.0 KiB =   1.0 MiB	polkitd
864.0 KiB + 247.0 KiB =   1.1 MiB	getty (7)
  1.2 MiB + 212.0 KiB =   1.4 MiB	tlsmgr
  1.4 MiB + 503.5 KiB =   1.9 MiB	console-kit-daemon
  2.0 MiB +  20.5 KiB =   2.0 MiB	dhclient
  1.9 MiB +  86.5 KiB =   2.0 MiB	bash
  1.4 MiB +   1.3 MiB =   2.7 MiB	sshd (3)
  4.8 MiB +   3.4 MiB =   8.2 MiB	apache2 (4)
  9.1 MiB + 127.0 KiB =   9.2 MiB	named
  2.6 MiB +   9.8 MiB =  12.3 MiB	/usr/sbin/spamd
  3.1 MiB +  19.5 MiB =  22.6 MiB	spamd child (2)
162.0 MiB + 178.0 KiB = 162.1 MiB	clamd
---------------------------------
                        235.0 MiB
=================================

Useful operating system and mail server stuff: 37MB; countering malware: 198MB.