Re: Help: very slow software RAID 5.

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Dean S. Messing wrote:

Also (as I asked) what is the downside?  From what I have read, random
access reads will take a hit.  Is this correct?

Thanks very much for your help!

Dean


Besides bonnie++ you should probably check iozone. It will allow you to test very specific settings quite thoroughly. Although with current multi-gigabyte memory systems the test runs may take a bit time.

http://www.iozone.org/

There's nice introduction to the progam there, along with some example graph results.


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