Memory Consumption

Julien Tane jta at aifb.uni-karlsruhe.de
Sun Feb 1 18:19:13 UTC 2004


Hello,

Can anyone tell me what in my computer  takes so much RAM?
             total       used       free     shared    buffers     cached
Mem:        514592     390860     123732          0      23684     215796
-/+ buffers/cache:     151380     363212
Swap:      1020088          0    1020088


bash $ ps -Aeo pmem,args |sort gives me

 0.0 [bdflush]
 0.0 gpm -m /dev/mouse -t ps/2
 0.0 init [5]
 0.0 [kapmd]
 0.0 [keventd]
 0.0 [khubd]
 0.0 [kjournald]
 0.0 [kjournald]
 0.0 [kjournald]
 0.0 klogd -x
 0.0 [ksoftirqd/0]
 0.0 [kswapd]
 0.0 [kupdated]
 0.0 [mdrecoveryd]
 0.0 [netstat <defunct>]
 0.0 [netstat <defunct>]
 0.0 /sbin/mingetty tty1
 0.0 /sbin/mingetty tty2
 0.0 /sbin/mingetty tty3
 0.0 /sbin/mingetty tty4
 0.0 /sbin/mingetty tty5
 0.0 /sbin/mingetty tty6
 0.0 /usr/bin/esd -terminate -nobeeps -as 2 -spawnfd 17
 0.0 /usr/sbin/apmd -p 10 -w 5 -W -P /etc/sysconfig/apm-scripts/apmscript
 0.1 /bin/sh /usr/local/mozilla-firebird/run-mozilla.sh 
/usr/local/mozilla-firebird/MozillaFirebird-bin
 0.1 /bin/sh /usr/local/thunderbird/run-mozilla.sh 
/usr/local/thunderbird/thunderbird-bin
 0.1 crond
 0.1 dbus-daemon-1 --system
 0.1 gnome-pty-helper
 0.1 portmap
 0.1 ps -Aeo pmem,args
 0.1 /sbin/cardmgr
 0.1 /sbin/dhclient -1 -q -lf /var/lib/dhcp/dhclient-eth0.leases -pf 
/var/run/dhclient-eth0.pid -cf /etc/dhclient-eth0.conf eth0
 0.1 /sbin/pam_timestamp_check -d root
 0.1 sort
 0.1 syslogd -m 0
 0.1 /usr/bin/lisa --quiet --config=/etc/lisarc
 0.1 /usr/bin/ssh-agent /etc/X11/xinit/Xclients
 0.1 /usr/libexec/mapping-daemon
 0.1 /usr/sbin/atd
 0.1 /usr/sbin/smartd
 0.1 xinetd -stayalive -pidfile /var/run/xinetd.pid
 0.2 bash
 0.2 fam
 0.2 /usr/sbin/sshd
 0.3 /usr/bin/gdm-binary -nodaemon
 0.4 sendmail: Queue runner at 01:00:00 for /var/spool/clientmqueue
 0.4 /usr/libexec/bonobo-activation-server --ac-activate --ior-output-fd=19
 0.4 xscreensaver -nosplash
 0.5 sendmail: accepting connections
 0.5 /usr/bin/gdm-binary -nodaemon
 0.7 pam-panel-icon --sm-client-id default0
 1.0 magicdev --sm-client-id default4
 1.1 /usr/bin/gnome-session
 1.1 xmms
 1.2 eggcups --sm-client-id default6
 1.2 /usr/libexec/notification-area-applet 
--oaf-activate-iid=OAFIID:GNOME_NotificationAreaApplet_Factory 
--oaf-ior-fd=28
 1.3 gnome-settings-daemon 
--oaf-activate-iid=OAFIID:GNOME_SettingsDaemon --oaf-ior-fd=22
 1.3 /usr/libexec/mixer_applet2 
--oaf-activate-iid=OAFIID:GNOME_MixerApplet_Factory --oaf-ior-fd=30
 1.4 /usr/bin/metacity --sm-client-id=default1
 1.5 /usr/libexec/wnck-applet 
--oaf-activate-iid=OAFIID:GNOME_Wncklet_Factory --oaf-ior-fd=32
 1.6 xfs -droppriv -daemon
 2.0 gnome-panel --sm-client-id default2
 2.4 gnome-terminal
 3.0 nautilus --no-default-window --sm-client-id default3
 3.2 /usr/bin/python /usr/bin/rhn-applet-gui --sm-client-id default5
 3.6 /usr/X11R6/bin/X :0 -audit 0 -auth /var/gdm/:0.Xauth -nolisten tcp vt7
 4.0 /usr/libexec/gconfd-2 5
 8.2 /usr/local/thunderbird/thunderbird-bin
 8.8 /usr/local/mozilla-firebird/MozillaFirebird-bin

And
bash]$  for file  in `ps -aeo pmem --noheader` ; do sum=$file+$sum; done 
; echo $sum 0 | bc
159.9

So where are the 200M  missing memory ?

Can you give me a hint?






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