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Old 05-02-2011, 06:10 AM   #1
pinga123
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How to detect process causing system load


Whenever someone copies a data Our system get very slow.

Load average of system starts increasing.

How would i find which process is causing the same.

I have tried following top 10 CPU utilizing process command but it didn't help much.
Code:
ps -auxf | sort -nr -k 3 | head -10
My distribution detail.

Code:
# lsb_release -a
LSB Version:    :core-3.1-ia32:core-3.1-noarch:graphics-3.1-ia32:graphics-3.1-noarch
Distributor ID: EnterpriseEnterpriseServer
Description:    Enterprise Linux Enterprise Linux Server release 5.2 (Carthage)
Release:        5.2
Codename:       Carthage
 
Old 05-02-2011, 06:16 AM   #2
repo
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The problem is the copy itself.
You could give a nice option to the copy command, or use
ionice

Kind regards
 
Old 05-02-2011, 06:28 AM   #3
pinga123
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Quote:
Originally Posted by repo View Post
The problem is the copy itself.
You could give a nice option to the copy command, or use
ionice

Kind regards
Yes but how would i determine it (Assume that copy is triggered by some other user and i m not aware of it).
 
Old 05-02-2011, 06:35 AM   #4
druuna
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Hi,

Have a look here: Disk I/O Analysis - Determining I/O Bottlenecks

Hope this helps.
 
Old 05-02-2011, 06:48 AM   #5
syg00
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See if iotop is available at that RHEL level.
 
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