Hard disk bottle neck.

Diego F. Arias R. dak.col at gmail.com
Sun Sep 28 16:25:22 UTC 2008

On Sun, Sep 28, 2008 at 11:17 AM, Bill Moran <wmoran at potentialtech.com> wrote:
> Wojciech Puchar <wojtek at wojtek.tensor.gdynia.pl> wrote:
>> after you recompile the kernel with that patch, check your disk
>> performance in some directory consisting of many large files
>> cd that_dir
>> for x in *;do (cat $x >/dev/null &);done
>> while running systat,:vmstat on another console
> More specifically, do this before and after you make the change, to
> demonstrate whether or not you actually fixed the problem.
> --
> Bill Moran
> http://www.potentialtech.com
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do you check gstat?

If the patch dont works, maybe yoy may try to split the raid (2 raid
5) or better use a raid 10. The raid 5 isnt a top performance raid.

mmm, interesante.....

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