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Unable to understand ps output.

 
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# 1  
Old 05-03-2011
Unable to understand ps output.
I m executing ps command and sorting it according to memory usage.

Please find the output of the command.

Code:
# ps aux --sort pmem
USER       PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
root         1  0.0  0.0   2060   624 ?        Ss   01:54   0:00 init [5]
root         2  0.0  0.0      0     0 ?        S<   01:54   0:00 [migration/0]
root         3  0.0  0.0      0     0 ?        SN   01:54   0:00 [ksoftirqd/0]
root         4  0.0  0.0      0     0 ?        S<   01:54   0:00 [watchdog/0]
root         5  0.0  0.0      0     0 ?        S<   01:54   0:00 [migration/1]
root         6  0.0  0.0      0     0 ?        SN   01:54   0:00 [ksoftirqd/1]
root         7  0.0  0.0      0     0 ?        S<   01:54   0:00 [watchdog/1]
root         8  0.0  0.0      0     0 ?        S<   01:54   0:04 [events/0]
root         9  0.0  0.0      0     0 ?        S<   01:54   0:00 [events/1]
root        10  0.0  0.0      0     0 ?        S<   01:54   0:00 [khelper]
root        11  0.0  0.0      0     0 ?        S<   01:54   0:00 [kthread]
root        15  0.0  0.0      0     0 ?        S<   01:54   0:00 [kblockd/0]
root        16  0.0  0.0      0     0 ?        S<   01:54   0:00 [kblockd/1]
root        17  0.0  0.0      0     0 ?        S<   01:54   0:00 [kacpid]
root        77  0.0  0.0      0     0 ?        S<   01:54   0:00 [cqueue/0]
root        78  0.0  0.0      0     0 ?        S<   01:54   0:00 [cqueue/1]
root        81  0.0  0.0      0     0 ?        S<   01:54   0:00 [khubd]
root        83  0.0  0.0      0     0 ?        S<   01:54   0:00 [kseriod]
root       153  0.0  0.0      0     0 ?        S    01:54   0:00 [pdflush]
root       154  0.0  0.0      0     0 ?        S    01:54   0:00 [pdflush]
root       155  0.0  0.0      0     0 ?        S<   01:54   0:00 [kswapd0]
root       156  0.0  0.0      0     0 ?        S<   01:54   0:00 [aio/0]
root       157  0.0  0.0      0     0 ?        S<   01:54   0:00 [aio/1]
root       314  0.0  0.0      0     0 ?        S<   01:54   0:00 [kpsmoused]
root       348  0.0  0.0      0     0 ?        S<   01:54   0:00 [ata/0]
root       349  0.0  0.0      0     0 ?        S<   01:54   0:00 [ata/1]
root       350  0.0  0.0      0     0 ?        S<   01:54   0:00 [ata_aux]
root       366  0.0  0.0      0     0 ?        S<   01:54   0:00 [ksnapd]
root       369  0.0  0.0      0     0 ?        S<   01:54   0:00 [kjournald]
root       397  0.0  0.0      0     0 ?        S<   01:54   0:00 [kauditd]
root       431  0.0  0.0   2440   908 ?        S<s  01:54   0:00 /sbin/udevd -d
root      3644  0.0  0.0      0     0 ?        S<   01:54   0:00 [kmpathd/0]
root      3645  0.0  0.0      0     0 ?        S<   01:54   0:00 [kmpathd/1]
root      3670  0.0  0.0      0     0 ?        S<   01:55   0:00 [kjournald]
root      3672  0.0  0.0      0     0 ?        S<   01:55   0:00 [kjournald]
root      4020  0.0  0.0  12128   632 ?        S<sl 01:55   0:00 auditd
root      4022  0.0  0.0  12048   648 ?        S<sl 01:55   0:00 /sbin/audispd
root      4046  0.0  0.0   1716   564 ?        Ss   01:55   0:00 syslogd -m 0
root      4049  0.0  0.0   1672   404 ?        Ss   01:55   0:00 klogd -x
root      4061  0.0  0.0   2428   364 ?        Ss   01:55   0:00 irqbalance
rpc       4082  0.0  0.0   1808   556 ?        Ss   01:55   0:00 portmap
root      4111  0.0  0.0   1920   808 ?        Ss   01:55   0:00 rpc.statd
root      4148  0.0  0.0   5436   584 ?        Ss   01:55   0:00 rpc.idmapd
dbus      4167  0.0  0.0   2744   804 ?        Ss   01:55   0:00 dbus-daemon --s
root      4178  0.0  0.0   2148   756 ?        Ss   01:55   0:00 /usr/sbin/hcid
root      4182  0.0  0.0   1740   500 ?        Ss   01:55   0:00 /usr/sbin/sdpd
root      4206  0.0  0.0      0     0 ?        S<   01:55   0:00 [krfcommd]
root      4245  0.0  0.1  22964  1268 ?        Ssl  01:55   0:00 pcscd
root      4267  0.0  0.0   1904   448 ?        Ss   01:55   0:00 /usr/bin/hidd -
root      4283  0.0  0.1  10828  1308 ?        Ssl  01:55   0:00 automount
root      4302  0.0  0.0   1664   536 ?        Ss   01:55   0:00 /usr/sbin/acpid
root      4313  0.0  0.0   5080   492 ?        Ss   01:55   0:00 ./hpiod
root      4318  0.0  0.4  13256  4692 ?        S    01:55   0:00 python ./hpssd.
root      4333  0.0  0.1   6988  1048 ?        Ss   01:55   0:00 /usr/sbin/sshd
root      4344  0.0  0.1   9744  2032 ?        Ss   01:55   0:00 cupsd
root      4356  0.0  0.0   2720   836 ?        Ss   01:55   0:00 xinetd -stayali
root      4390  0.0  0.1   9020  1860 ?        Ss   01:55   0:00 sendmail: accep
smmsp     4398  0.0  0.1   8072  1512 ?        Ss   01:55   0:00 sendmail: Queue
root      4409  0.0  0.0   1896   360 ?        Ss   01:55   0:00 gpm -m /dev/inp
root      4421  0.0  0.1   5260  1104 ?        Ss   01:55   0:00 crond
xfs       4452  0.0  0.1   3924  1704 ?        Ss   01:55   0:00 xfs -droppriv -
root      4473  0.0  0.0   2240   428 ?        Ss   01:55   0:00 /usr/sbin/atd
avahi     4509  0.0  0.1   2568  1328 ?        Ss   01:55   0:00 avahi-daemon: r
avahi     4510  0.0  0.0   2568   308 ?        Ss   01:55   0:00 avahi-daemon: c
68        4521  0.0  0.3   5540  3560 ?        Ss   01:55   0:00 hald
root      4522  0.0  0.0   3132   968 ?        S    01:55   0:00 hald-runner
68        4529  0.0  0.0   1992   796 ?        S    01:55   0:00 hald-addon-acpi
68        4534  0.0  0.0   1996   780 ?        S    01:55   0:00 hald-addon-keyb
root      4543  0.1  0.0   1948   612 ?        S    01:55   0:09 hald-addon-stor
root      4621  0.0  0.0   1932   344 ?        S    01:55   0:00 /usr/sbin/smart
root      4626  0.0  0.0   1652   424 tty1     Ss+  01:55   0:00 /sbin/mingetty
root      4627  0.0  0.0   1652   424 tty2     Ss+  01:55   0:00 /sbin/mingetty
root      4630  0.0  0.0   1652   424 tty3     Ss+  01:55   0:00 /sbin/mingetty
root      4635  0.0  0.0   1656   424 tty4     Ss+  01:55   0:00 /sbin/mingetty
root      4637  0.0  0.0   1656   448 tty5     Ss+  01:55   0:00 /sbin/mingetty
root      4638  0.0  0.0   1656   428 tty6     Ss+  01:55   0:00 /sbin/mingetty
root      4639  0.0  0.2  15448  2332 ?        Ss   01:55   0:00 /usr/sbin/gdm-b
root      4729  0.0  0.2  16168  2220 ?        S    01:55   0:00 /usr/sbin/gdm-b
root      4731  0.0  0.3  27392  3740 ?        Sl   01:55   0:00 /usr/libexec/gd
root      4732  0.0  0.4  10732  4848 tty7     Ss+  01:55   0:01 /usr/bin/Xorg :
root      4746  0.0  0.9  24444  9772 ?        SN   01:55   0:00 /usr/bin/python
gdm       4756  0.0  1.5  30488 15540 ?        Ss   01:55   0:00 /usr/libexec/gd
root      4758  0.0  0.1   2552  1104 ?        SN   01:55   0:00 /usr/libexec/ga
root      4763  0.0  0.2  10036  2936 ?        Ss   01:58   0:04 sshd: root@pts/
root      4765  0.0  0.1   4528  1396 pts/1    Ss   01:58   0:00 -bash
root      4797  0.0  0.2   9844  2836 ?        Ss   01:59   0:00 sshd: root@pts/
root      4799  0.0  0.1   4528  1408 pts/2    Ss+  01:59   0:00 -bash
root      5534  0.0  0.0   4216   900 pts/1    R+   04:04   0:00 ps aux --sort p

i dont think memory is sorted here .Please help.
# 2  
Old 05-03-2011
Not all keys are available for sorting, try
Code:
--sort sz

Last edited by Skrynesaver; 05-03-2011 at 08:00 AM.. Reason: Can't spell wurth a damn
 
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