On Sun, 1 Oct 2006 00:39:37 -0500
"Chris Lee" <[email protected]> wrote:
> Thanks for your response Andrew. Comment responses in-line:
>
> >
> > > I am not subscribed to this list. Please CC me on replies.
> >
> > (more cc's added)
> >
>
> Outstanding; thank you.
>
> > > I have a machine I'm trying to use as a file server. I
> > have a RAID10 and a
> > > RAID5 on a single Dell PERC2/DC (AMI Megaraid 467)
> > controller. Both arrays
> > > are also on the same SCSI channel. The system runs fine
> > for days on end
> > > until I put some heavy I/O load on either array and sustain
> > it for a few
> > > seconds.
> >
> > We recently discovered that "The old megaraid driver is
> > apparently borken
> > for firmware newer than 6.61.". So please check that and see if a
> > downgrade is needed.
> >
>
> The Dell firmware version on the card currently is 1.06. I have not found a
> newer firmware version than that one.
>
> > Is there some reason why you cannot use the new megaraid driver?
> >
>
> The config help for the megaraid drivers suggested that the new megaraid
> driver would not support a PERC2. I had enabled both drivers in the kernel
> which is having this problem.:
>
> CONFIG_MEGARAID_NEWGEN=y
> CONFIG_MEGARAID_MM=y
> CONFIG_MEGARAID_MAILBOX=y
> CONFIG_MEGARAID_LEGACY=y
>
> After your suggestion I rebuilt the kernel with legacy disabled.:
>
> CONFIG_MEGARAID_NEWGEN=y
> CONFIG_MEGARAID_MM=y
> CONFIG_MEGARAID_MAILBOX=y
> # CONFIG_MEGARAID_LEGACY is not set
>
> The new megaraid driver does not detect the PERC2/DC just as I feared it
> would not. Unless I'm missing some kernel commandline arguments necessary
> to make the new driver find the card, I'm stuck with legacy.
Oh well. I was just guessing - I've never even seen a megaraid controller,
sorry.
> >
> > > Distro: Gentoo Linux
> > > Kernel: 2.6.17-gentoo-r7
> > >
> > > Hardware:
> > > Motherboard: Tyan Thunder i7501 Pro (S2721-533)
> > > CPUs: Dual 2.8Ghz P4 HT Xeons
> > > RAM: 4GB registered (3/1 split, flat model)
> > > RAID: Dell PERC2/DC (AMI Megaraid 467)
> > > SCSI: Adaptec AHA-2940U2/U2W PCI
> > > NICs: onboard e100 and dual onboard e1000
> > >
Did it work correctly under any earlier kernel version? If so, which?
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