On Sun, 1 Oct 2006 00:39:37 -0500 "Chris Lee" <labmonkey42@xxxxxxxxx> 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? - To unsubscribe from this list: send the line "unsubscribe linux-scsi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
