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Re: Server with hight IO Wait usage



What type of RAID do you have?

There is a known bug with 3ware RAID systems
that I'm not sure has been fixed (I lost
track of that thread a while back when an
upgrade of our RAID card fixed our problem).

Debbie

On Thu, Dec 14, 2006 at 06:29:16PM +0100, Salvador Santander Gutierrez wrote:
> Hello, list.
> 
> We have a great problem with our Oracle server (RedHat Linux 3 EL, Oracle
> 9i, Pentium Xeon ·ghz, RAID 5 SCSI, 8 Gb RAM, 16Gb swap). We've seen with
> the command 'top' that IO wait statistics is, frequently, about 90-100%.
> 
> This server only have the oracle service. Sendmail and others services is in
> another server.
> 
> Is there a bug with RedHat Enterprise 3 and Xeon proccesors?
> Anyone know how to solve this?
> 
> Thanks very much.
> 
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-- 
| Debbie Tropiano                            |  debbiet arlut utexas edu   |
| Environmental Sciences Laboratory          |     +1 512 835 3367 w       |
| Applied Research Laboratories of UT Austin |     +1 512 835 3544 fax     |
| P.O. Box 8029, Austin, TX 78713-8029       | home email: debbie icus com |



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