Re: Which raid card to buy for Sarge

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* Richard Scobie (richard@sauce.co.nz) [20040401 08:19]:

> 3ware hardware RAID 10: Reads - 92.8MB/s    Writes - 88.9MB/s
> Software RAID 10:  Reads - 53.7MB/s   Writes - 94.9 MB/s

> If anyone is running similar hardware and is able to get better
> software RAID performance, I would be very interested to hear
> the parameters.

I've tested some configurations with 128 GiB streams (iozone) on a
dual Xeon 2.4GHz 2G RAM machine (running XFS).

3ware HW-RAID1, Linux SW-RAID0:	read 263 MiB/s, write 157 MiB/s
3ware HW-RAID5, Linux SW-RAID0:	read 243 MiB/s, write 135 MiB/s
Linux SW-RAID5:			read 225 MiB/s, write 135 MiB/s
3ware HW-RAID10:		read 119 MiB/s, write  91 MiB/s

Peter

-- 
    .+'''+.         .+'''+.         .+'''+.         .+'''+.         .+''
 Kelemen Péter     /       \       /       \     Peter.Kelemen@cern.ch
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