Abnormal disk access

[Patrick Dupre]

Thank,

Then, it is kswap0 which takes 100%, 0.00% read, 0.00% write
Why that ?
However, firefox may interferes !

> On Fri, 31 Jul 2009 19:12:48 +0100 (BST)
> Patrick Dupre <pd520 at york.ac.uk> wrote:
>
>> Hello,
>>
>> Since I installed fedora 11 x86_64, I do periodically (every 15-20 mn)
>> disque access even when the machine is at rest. It does not appear
>> that the machine should swap (the memory is not full at all).
>> The major incovenient is that it also froze the machine without
>> clear increase of the CPU (again the machine is at rest).
>> I do not see what could cause this. I never appear on the
>> same machine before in i686 (I just set a brand new disk).
>>
>> What could cause this problem ?
>>
>
> On my system the two processes that cause similar symptoms are updatedb
> and prelink.  Both are accessing the hard drive as part of their
> regular processing.  It could also be other jobs run by cron running in
> the background.
>
> top will show running jobs, and iotop will show disk access.
>
>

-- 
---
==========================================================================
  Patrick DUPRÉ                      |   |
  Department of Chemistry            |   |    Phone: (44)-(0)-1904-434384
  The University of York             |   |    Fax:   (44)-(0)-1904-432516
  Heslington                         |   |
  York YO10 5DD  United Kingdom      |   |    email: pd520 at york.ac.uk
==========================================================================