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Re: dell 1650 perc3/di raid 5 18k rpm performance



On Sat, 22 Mar 2003 04:54, Doug Griswold wrote:
> Hey guys I am having a small performance problem with a dell 1650 with
> the perc3/di raid 5 card.  I had red hat on this box and was getting
> 70-75Mb/s when testing with hdparm -tT /dev/sda.

I suggest using anything other than hdparm for benchmarking.

> Now using Debian I am
> getting 40-50Mb/s.  I am using the 2.4.19-ac4 kernel and aacraid module.
>  I'm sure it is a tuning issue on my part but can't seem to figure it
> out.  If any of you have any experience with this controller I would
> appreciate the help.

Try using the Red Hat kernel on Debian and see how it goes.  Also did you 
re-create the RAID device in the process of installing Debian?

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