Date: Fri, 24 Jan 2003 09:17:20 -0700 From: Scott Long <scott_long@btc.adaptec.com> To: Josh Brooks <user@mail.econolodgetulsa.com> Cc: freebsd-scsi@freebsd.org Subject: Re: PERCs more tolerant under FreeBSD than Linux ? Message-ID: <3E316710.9030201@btc.adaptec.com> In-Reply-To: <20030124064316.K64423-100000@mail.econolodgetulsa.com> References: <20030124064316.K64423-100000@mail.econolodgetulsa.com>
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Josh Brooks wrote: > I have several linux systems running a slightly outdated PERC firmware > (PERC 3si, 2.1-3 firmware) with Hitachi 73gig drives. I keep getting > drive failures - containers breaking, drives going offline, and lots of > errors from the card when the systems are up. > > The smoking gun _seems_ to be that I am running 73gig drives on an older > firmware - the firmware _predates_ 73gig drives. Further, hitachi > firmwares are relatively new and there may be little workarounds or > compatibilities built into these older firmwares. > > The only problem I have with this diagnosis is that I have several FreeBSD > machines running in the same configuration - same old firmware version, > and same 73gig hitachi drives - and they have never crashed or broken > containers or anything like that. > > So my question is, is the fact that my FreeBSD systems tolerate this a > good indication that I am _wrong_ about what is happening with my linux > systems, and I should look for some other smoking gun ? OR, is FreeBSD > more tolerant to these types of errors and it's possible that what is > hurting Linux is NOT hurting FreeBSD ? > > thanks. Further details available if needed. > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-scsi" in the body of the message It's entirely possible that the older firmware is having a bad interaction with the newer drives. The differences between FreeBSD and Linux could be due to differences in filesystem access patterns, caching, etc. In other words, it's probably just a coincidence =-) Scott To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-scsi" in the body of the message
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