RE: load level?

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> -----Original Message-----
> From: centos-bounces@xxxxxxxxxx [mailto:centos-bounces@xxxxxxxxxx] On
> Behalf Of Kevin Faulkner
> Sent: Friday, April 25, 2008 1:46 PM
> To: CentOS mailing list
> Subject: Re:  load level?
> 
> Perhaps you could run iotop find out if there is a process chewing up
> your hard disks. You aren't just limited to top, you can  also use
> vmstat and iostat in this situation.

After stoping httpd, sendmail and mysql:

# uptime 
 15:48:02 up 167 days,  9:20,  5 users,  load average: 0.52, 0.55, 0.92

# vmstat

procs -----------memory---------- ---swap-- -----io---- --system--
----cpu----
 r  b   swpd   free   buff  cache   si   so    bi    bo   in    cs us sy id
wa
 0  0    196 144668 153800 202860    0    0     3     9    1     2 13 12 75
0


init(1)-+-atd(3370)
        |-dbus-daemon-1(3392)
        |-events/0(6)-+-aio/0(68)
        |             |-aio/1(69)
        |             |-kauditd(1973)
        |             |-kblockd/0(9)
        |             |-kblockd/1(10)
        |             |-khelper(8)
        |             `-pdflush(66)
        |-events/1(7)-+-ata/0(450)
        |             |-ata/1(451)
        |             |-ata_aux(452)
        |             |-kedac(1832)
        |             `-pdflush(21556)
        |-gpm(3313)
        |-hald(3402)
        |-irqbalance(3087)
        |-khubd(11)
        |-kjournald(494)
        |-kjournald(2176)
        |-klogd(3074)
        |-kseriod(213)
        |-ksoftirqd/0(3)
        |-ksoftirqd/1(5)
        |-kswapd0(67)
        |-lockd(596)
        |-login(3509)---bash(19184)
        |-migration/0(2)
        |-migration/1(4)
        |-mingetty(3510)
        |-mingetty(3511)
        |-mingetty(3512)
        |-mingetty(3513)
        |-mingetty(3514)
        |-minilogd(20220)
        |-minilogd(22648)
        |-portmap(26404)
        |-rpciod(595)
        |-scsi_eh_0(456)
        |-scsi_eh_1(457)
        |-scsi_eh_2(465)
        |-scsi_eh_3(466)
        |-scsi_eh_4(1998)
        |-smartd(3155)
        |-sshd(21029)-+-sshd(11899)---bash(11911)-+-pstree(14050)
        |             |                           `-tail(12125)
        |             |-sshd(12900)---sshd(12902)---bash(12913)
        |             |-sshd(13882)---bash(13900)
        |             `-sshd(23839)---bash(23841)
        |-syslogd(3070)
        |-udevd(7922)
        |-usb-storage(1999)
        |-xfs(3353)
        |-xinetd(3215)
        `-ypbind(14008)

# up2date --whatprovides iostat
# up2date --whatprovides iotop
#

Where do I get iostat / iotop?


Starting sendmail back up puts me in the high 1's to low 2's


> 
> Jason Pyeron wrote:
> > I have a server holding a 2.5-4.0 load level consistently, where should
> I
> > start debugging it?
> >
> > top - 13:32:01 up 167 days,  5:45,  6 users,  load average: 2.87, 1.83,
> 1.51
> > Tasks: 111 total,   1 running, 110 sleeping,   0 stopped,   0 zombie
> > Cpu(s):  0.0% us,  0.0% sy,  0.2% ni, 99.8% id,  0.0% wa,  0.0% hi,
> 0.0% si
> > Mem:    895728k total,   871996k used,    23732k free,   190612k buffers
> > Swap:  1802232k total,      216k used,  1802016k free,    63776k cached
> >
> >   PID USER      PR  NI  VIRT  RES  SHR S %CPU %MEM    TIME+  COMMAND
> >     1 root      16   0  4756  556  460 S    0  0.1   0:35.34 init
> >     2 root      RT   0     0    0    0 S    0  0.0   0:02.83 migration/0
> >     3 root      34  19     0    0    0 S    0  0.0   0:27.27 ksoftirqd/0
> >     4 root      RT   0     0    0    0 S    0  0.0   0:05.03 migration/1
> >     5 root      34  19     0    0    0 S    0  0.0   0:22.88 ksoftirqd/1
> >     6 root       5 -10     0    0    0 S    0  0.0   0:03.15 events/0
> >     7 root       5 -10     0    0    0 S    0  0.0   0:01.98 events/1
> >     8 root       5 -10     0    0    0 S    0  0.0   0:00.00 khelper
> >     9 root       5 -10     0    0    0 S    0  0.0   0:00.00 kblockd/0
> >    10 root       5 -10     0    0    0 S    0  0.0   0:00.00 kblockd/1
> >    11 root      15   0     0    0    0 S    0  0.0   0:00.00 khubd
> >    66 root      15   0     0    0    0 S    0  0.0   0:16.14 pdflush
> >    67 root      15   0     0    0    0 S    0  0.0   2:30.44 kswapd0
> >    68 root      15 -10     0    0    0 S    0  0.0   0:00.00 aio/0
> >    69 root       5 -10     0    0    0 S    0  0.0   0:00.00 aio/1
> >   213 root      22   0     0    0    0 S    0  0.0   0:00.00 kseriod
> >   450 root       5 -10     0    0    0 S    0  0.0   0:00.00 ata/0
> >   451 root       5 -10     0    0    0 S    0  0.0   0:00.00 ata/1
> >   452 root       6 -10     0    0    0 S    0  0.0   0:00.00 ata_aux
> >   456 root      15   0     0    0    0 S    0  0.0   0:00.00 scsi_eh_0
> >   457 root      15   0     0    0    0 S    0  0.0   0:00.00 scsi_eh_1
> >   465 root      15   0     0    0    0 S    0  0.0   0:00.00 scsi_eh_2
> >   466 root      15   0     0    0    0 S    0  0.0   0:00.00 scsi_eh_3
> >   494 root      15   0     0    0    0 S    0  0.0   4:03.36 kjournald
> >   542 root      16   0 24192  596  416 S    0  0.1   0:36.55 ypbind
> >   595 root      15   0     0    0    0 S    0  0.0   0:00.00 rpciod
> >   596 root      18   0     0    0    0 S    0  0.0   0:00.00 lockd
> >   775 apache    15   0  185m  40m 3628 S    0  4.6   0:00.59 httpd
> >  1832 root       5 -10     0    0    0 S    0  0.0   0:00.00 kedac
> >  1904 root      16   0 10828 1072  856 S    0  0.1   0:00.00 pppd
> >  1973 root       6 -10     0    0    0 S    0  0.0   0:00.00 kauditd
> >  1998 root      20   0     0    0    0 S    0  0.0   0:00.00 scsi_eh_4
> >  1999 root      15   0     0    0    0 S    0  0.0   3:10.72 usb-storage
> >  2176 root      15   0     0    0    0 S    0  0.0   0:00.01 kjournald
> >  3070 root      15   0  3632  552  440 S    0  0.1   1:08.11 syslogd
> >  3074 root      15   0  2540  372  296 S    0  0.0   0:00.04 klogd
> >  3087 root      16   0  2552  300  200 S    0  0.0   0:30.06 irqbalance
> >  3155 root      15   0  2916  488  256 S    0  0.1   0:00.97 smartd
> >  3215 root      15   0  8716  776  612 S    0  0.1   0:00.00 xinetd
> >  3293 root      16   0 40836 2672  984 S    0  0.3   1:07.23 sendmail
> >  3303 smmsp     16   0 33504 2108  812 S    0  0.2   0:00.99 sendmail
> >  3313 root      16   0  4180  324  244 S    0  0.0   0:00.00 gpm
> >  3323 root      16   0  175m  35m 9064 S    0  4.0   0:13.24 httpd
> >  3332 root      16   0 57092  976  560 S    0  0.1   0:50.01 crond
> >  3353 xfs       16   0 10020 1472  756 S    0  0.2   0:00.17 xfs
> >
> > -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
> > -                                                               -
> > - Jason Pyeron                      PD Inc. http://www.pdinc.us -
> > - Principal Consultant              10 West 24th Street #100    -
> > - +1 (443) 269-1555 x333            Baltimore, Maryland 21218   -
> > -                                                               -
> > -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
> >
> > This message is for the designated recipient only and may contain
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> > have received it in error, purge the message from your system and
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> > is prohibited.
> >
> >
> >
> >
> > _______________________________________________
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> 
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-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
-                                                               -
- Jason Pyeron                      PD Inc. http://www.pdinc.us -
- Principal Consultant              10 West 24th Street #100    -
- +1 (443) 269-1555 x333            Baltimore, Maryland 21218   -
-                                                               -
-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
 
This message is for the designated recipient only and may contain
privileged, proprietary, or otherwise private information. If you
have received it in error, purge the message from your system and
notify the sender immediately.  Any other use of the email by you
is prohibited. 



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