Messages in this thread | | | From | "Mukker, Atul" <> | Subject | RE: Megaraid random loss of luns | Date | Fri, 8 Oct 2004 08:51:58 -0400 |
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I _highly_ recommend to replace the default driver with the latest 2.20.4.0 driver and retry.
Thanks -Atul Mukker LSI Logic
> -----Original Message----- > From: Sergey S. Kostyliov [mailto:rathamahata@ehouse.ru] > Sent: Friday, October 08, 2004 3:48 AM > To: comsatcat@earthlink.net > Cc: linux-kernel@vger.kernel.org > Subject: Re: Megaraid random loss of luns > > On Friday 01 October 2004 03:15, comsatcat wrote: > > I'm not sure if this is the correct list or not to ask about this, but > > it seemed proper. We have a machine running the megaraid module that > > came with vanilla 2.6.7. Earlier this morning all the luns suddenly > > disappeared for no apparent reason. > > > > The kernel logged the following messages: > <cut> > > Could someone provide an explanation of what exactly went wrong if > > possible (if the megaraid driver was at fault or the raid controller)? > > Are there any known bugs with large raid 5 volumes using the megaraid > > driver? The volumes are each 325G (4 total) in this situation. We've > > experienced other problems with the megaraid driver such as 1TB luns > > (two per controller) loosing almost all disks in them (I thought this > > was a controller problem at first, but we have 2 different models of > > controllers, 1 LSI PCI 320-4x and 2 LSI PCI 320-2x's, on 3 identical > > hardware configurations and have been experiencing problems on all of > > them). > I've got exactly the same issues for four of my machines under heavy IO > load > (all are raid1) with megaraid 320-{1,2} and megaraid 160 (Series 475). > kernel 2.6.8.1. For me it looks like a driver issue rather than a > particular > controller problem ... > > -- > Sergey S. Kostyliov <rathamahata@ehouse.ru> > Jabber ID: rathamahata@jabber.org > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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