replacing PERC5/i by PERC6/i for performance?

G-man gman at
Mon Sep 15 22:05:06 CDT 2008

Hi tino. were you ever able to replace the perc5? I want to try a
similar thing. I have a couple of 2950s that just aren't performing as
expected. I want to upgrade to perc6/i to see if that would help out

On Thu, 2008-09-04 at 09:19 +0200, Tino Schwarze wrote:
> Hi there,
> I heard that the PERC6 controllers are faster than PERC5. I've got a
> PE2900 here which does I/O mainly (it's our BackupPC server). To
> optimize performance, I'm going to do:
> 1. add some more memory - the machine currently has 2 GB (I hope that
>    some more disk cache will speed things up)
> 2. convert RAID5 to RAID10 by adding one disk to each of my two internal 
>    arrays
> 3. replace PERC5/i by PERC6/i
> My questions:
> 1. Is the PERC5/i (and 6/i) able to reconfigure a RAID5 to RAID10
>    on-the-fly without losing data? I've got OMSA 5.2 installed.
> 2. Will I get any speed improvement by switching to PERC6? I suppose it
>    is able to take over the existing configuration?
> Thanks,
> Tino.

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