Date: Tue, 15 Mar 2005 19:37:24 -0600 From: "Mike Loiterman" <mike@ascendency.net> To: "'Danny Howard'" <dannyman@toldme.com> Cc: freebsd-questions@freebsd.org Subject: RE: <$100 SATA RAID Card 5.3 compatible Message-ID: <200503160140.j2G1eQC18725@fat_man.ascendency.net> In-Reply-To: <20050316002941.GG44253@ratchet.nebcorp.com>
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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Danny Howard <mailto:dannyman@toldme.com> wrote: > On Tue, Mar 15, 2005 at 05:53:30PM -0600, Mike Loiterman wrote: > >>>> Can anyone recommend a SATA RAID card that is compatible with 5.3? The >>>> 3ware ones listed in the hardware notes are pretty >>>> expensive...over a hundred dollars for the lowest end card. Is 5.3 >>>> compatible with any of the adpatec or promise cards? >>>> >>> What kind of RAID do you want? For a simple system-level RAID1, >>> skip the hardware and go with gmirror. >> >> RAID1. I'm looking into gmirror, but it seems like it might be >> messy if one of the drives dies. > > Mike, > > Messy how? You keep an eye on "gmirror list" and it will tell you if > one of the disks has died. If a disk dies, you swap in an RMA, and > rebuild the mirror. If "swap in the RMA" involves downtime, then > gmirror will see the new disk at boot and DTRT. > > Or have you seen too many horror stories on the mailing lists? > > Currently, I have a whole bunch of systems with one-off 3ware > or Adaptec > controllers, and I don't know how to monitor them reliably. I tried > doing a 3ware a month or two back, and there was this crazy > race between > how old the binary versus the kernel module versus the > firmware was and > I just gave up. Grr! As RAID1 solutions go, gmirror take a > lot of the > headache out of administration. > > IMO, YMMV, and I have daily backups ... I tried following the instructions at: http://people.freebsd.org/~rse/mirror/ and couldn't make it work. I ended up installing a minimal installation on one disk, reooting to the new install, doing atacontrol create RAID1 ad4 ad6, then rebooting to the install CD and installing into ar0. This seems to have worked. Is your solution better? - ------------------------------ Mike Loiterman grantADLER Tel: 630-302-4944 Fax: 773-442-0992 Email: mike@ascendency.net PGP Key: 0xD1B9D18E -----BEGIN PGP SIGNATURE----- Version: PGP 8.1 iQA/AwUBQjeMnWjZbUnRudGOEQJc9QCg2HAycZ+65GrsJsdEAdinpX/oCOIAnAxn 4jrBbh1vGKr/aNeB93+2VxrP =9Q3N -----END PGP SIGNATURE-----
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