From mboxrd@z Thu Jan 1 00:00:00 1970 From: Moshe Yudkowsky Subject: Re: In this partition scheme, grub does not find md information? Date: Tue, 29 Jan 2008 19:00:53 -0600 Message-ID: <479FCC45.7050207@pobox.com> References: <479F0AAB.3090702@rabbit.us> <479F331F.7080902@msgid.tls.msk.ru> <479F3C74.1050605@rabbit.us> <479F42A5.8040007@msgid.tls.msk.ru> <479F5177.6060206@pobox.com> <479F557D.20502@rabbit.us> <479F7FCD.7030106@pobox.com> <479FBA54.6010009@tmr.com> <20080130002237.GC7975@rap.rap.dk> <479FC5B6.10308@pobox.com> <20080130005311.GA12717@rap.rap.dk> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: In-Reply-To: <20080130005311.GA12717@rap.rap.dk> Sender: linux-raid-owner@vger.kernel.org To: =?ISO-8859-1?Q?Keld_J=F8rn_Simonsen?= Cc: linux-raid@vger.kernel.org List-Id: linux-raid.ids Keld J=F8rn Simonsen wrote: > On Tue, Jan 29, 2008 at 06:32:54PM -0600, Moshe Yudkowsky wrote: >>> Hmm, why would you put swap on a raid10? I would in a production >>> environment always put it on separate swap partitions, possibly a n= umber, >>> given that a number of drives are available. >> In a production server, however, I'd use swap on RAID in order to=20 >> prevent server downtime if a disk fails -- a suddenly bad swap can=20 >> easily (will absolutely?) cause the server to crash (even though you= can=20 >> boot the server up again afterwards on the surviving swap partitions= ). >=20 > I see. Which file system type would be good for this? > I normally use XFS but maybe other FS is better, given that swap is u= sed > very randomly 8read/write). >=20 > Will a bad swap crash the system? Well, Peter says it will, and that's good enough for me. :-) As for which file system: I would use fdisk to partition the md disk an= d=20 then use mkswap on the partition to make it into a swap partition. It's= =20 a naive approach but I suspect it's almost certainly the correct one. --=20 Moshe Yudkowsky * moshe@pobox.com * www.pobox.com/~moshe "There are more ways to skin a cat than nuking it from orbit -- but it's the only way to be sure." -- Eliezer Yudkowsky - To unsubscribe from this list: send the line "unsubscribe linux-raid" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html