SW RAID 1 (install) problem on FC3
Mark
msalists at gmx.net
Wed Apr 6 18:41:07 UTC 2005
Thanks, I will try putting them on different controller ports.
Problem is that I then have to put the HD and CDROM together on one controller, but I'll see how that turns out...
Guess it can only get better - or not work at all any more
MARK
> -----Original Message-----
> From: fedora-list-bounces at redhat.com
> [mailto:fedora-list-bounces at redhat.com] On Behalf Of Alexander Dalloz
> Sent: Wednesday, April 06, 2005 11:26 AM
> To: For users of Fedora Core releases
> Subject: Re: SW RAID 1 (install) problem on FC3
>
>
> Am Mi, den 06.04.2005 schrieb Mark um 19:42:
>
> > I had them running over night, more than 12 hours, but it's still
> > running.
>
> That sounds much too much time. Although, Brian made a good
> argument. 2 IDE hard drives on 1 controller have a very
> sub-optimal performance as always only 1 drive can send data
> over the wire (master / slave configuration). If any possible
> you should avoid that setup.
>
> > But the point is: there is nothing on there, it's a fresh install.
> > There should not be a sync in the first place, especially not right
> > after formatting them... Isn't strange?
>
> Not strange, but normal. The sync of the RAID array drives
> after the initial install has to happen.
>
> > MARK
>
> I recently installed a new server with a software RAID1 of
> ~200 GB (2 fast SATA drives) and the initial sync took about
> 60 minutes with sync rates between 60 MB/sec and 48 MB/sec. I
> did let it run and made a pause to not interfere it with
> other install and configuration tasks. On console I observed it with:
>
> watch -n 60 cat /proc/mdstat
>
> Alexander
>
>
> --
> Alexander Dalloz | Enger, Germany | GPG http://pgp.mit.edu
> 0xB366A773 legal statement: http://www.uni-x.org/legal.html
> Fedora Core 2 GNU/Linux on Athlon with kernel 2.6.10-1.771_FC2smp
> Serendipity 20:19:38 up 7 days, 17:46, load average: 0.71, 0.65, 0.57
>
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