Date: Wed, 26 Jan 2011 08:12:11 -0600 From: Josh Paetzel <josh@tcbug.org> To: freebsd-scsi@freebsd.org Cc: Peter Lai <cowbert@gmail.com> Subject: Re: ZFS and "internal" mfi RAID cards, the eternal question Message-ID: <201101260812.17434.josh@tcbug.org> In-Reply-To: <AANLkTimv4gBToLf3e4tX%2BfEZoDxueH9cqA3vXQtzks35@mail.gmail.com> References: <522B2387-1BE2-4AF7-B250-B1272D301C59@sarenet.es> <18831097-9113-4059-BAEB-71185849BD90@sarenet.es> <AANLkTimv4gBToLf3e4tX%2BfEZoDxueH9cqA3vXQtzks35@mail.gmail.com>
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--nextPart12003889.O776zbyQj6 Content-Type: Text/Plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable On Friday, January 14, 2011 08:03:01 am Peter Lai wrote: > On Fri, Jan 14, 2011 at 6:44 AM, Borja Marcos <borjam@sarenet.es> wrote: > > On Jan 14, 2011, at 12:50 PM, Peter Lai wrote: > >> Is there a reason you are ordering your Dells with H700 instead of > >> H200; do you really want the battery backed cache anyway? > >> http://www.dell.com/content/topics/topic.aspx/global/products/pvaul/to= pi > >> cs/en/us/raid_controller?c=3Dus&l=3Den&cs=3D555 suggests the H200 has = jbod > >> mode... > >=20 > > Indeed, it doesn't work under FreeBSD. Or am I wrong? >=20 > Good point. My guess here is that as an LSI card, it's not really > supposed be picked up by mfi, but mpt. But most of my experience with > dell has been to not even bother with the addon raid and just stick > with the mpt controllers. Of course, they only support up to 8 disks, > so if you need more than that...well :( The H200 is a 6 gbps LSI SAS HBA under the hood that is not supported by mp= t. =20 There is a new driver in HEAD called mps that supports the card. People ha= ve=20 had varying amounts of success running the driver ported to 8.x. I can=20 provide you with a .ko that works on 8.x, but it comes with a YMMV warranty. =46WIW, this driver won't be appearing in 8.2 due to various concerns the p= eople=20 working on it had with it. =2D-=20 Thanks, Josh Paetzel --nextPart12003889.O776zbyQj6 Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part. -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.15 (FreeBSD) iQEcBAABAgAGBQJNQCvBAAoJEKFq1/n1feG2oHQH/0uAiwZBywRJOdzzc9lFckva uXuPMemjl4/AXLRagwiSrmXfbwv64I61jGAAbpT2YjV/WFgAVTIPCuEjjo22sw8K VoXks9kodonfyFsvFjqy1YB88IN8NfCR95aU4rT8CAozfgg2L/mJ0RAce9nAMNAU aarp1zC4Fhbxd3T22eYdswhoDD7O02JlqUti2zAiJu/Hydm3v5ATi8eiXRWrx9iK 3Rk+b4BbQ5S67oI1iFpQp+4AtTbTEFKr1c31JPyr5IwCqd9d41tewbXuzMHPMITU AhdMnlrsJaj4yDLLGuxsHfV07gYRFi1dSCc9Cg6gpdTrm8d77/OPZH30fAclp48= =j3q/ -----END PGP SIGNATURE----- --nextPart12003889.O776zbyQj6--
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