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I had the same issue with the PERC 5i card and gentoo. What happened |
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was the LiveCD saw the drive as /dev/sdb but when I installed and then |
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rebooted it came up as /dev/sda. I just pointed my grub.conf at the |
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/dev/sda and it booted correctly. |
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|
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--Brian |
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|
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Patrik Jansson wrote: |
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> Hi list, |
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> |
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> We're mostly running FreeBSD on our systems but now I'm supposed to |
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> install a dedicated MySQL server and some benchmarks has shown that |
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> MySQL runs a lot better in a Linux environment and I especially like |
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> Gentoo Linux (maybe because it's like FreeBSD in many ways). |
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> |
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> Anywho... |
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> The problem is that I can´t boot the system after a fresh install. |
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> I may boot the Live CD without problems and from there I can install the |
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> system. The drives (RAID-1) is shown as device /dev/sdb |
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> |
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> (sub question: this cannot be just one of the two drives in the RAID |
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> right? I guess the PERC won't allow direct access to just ONE drive) |
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> |
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> Installation goes just fine and in the kernel configuration I have |
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> enabled every LSI entry under Device Drivers. But when I boot the system |
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> it can't mount the root decice: |
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> |
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> >> Determining root device... |
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> !! Block device /dev/sdb3 is not a valid root device... |
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> !! The root block device is unspecified or not detected. |
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> |
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> I have compiled the drivers into the kernel (not as modules). |
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> I have even tried copying the Live CD kernel and just changed the LSI |
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> drivers to be compiled into the kernel as opposed to modules. Still no |
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> luck though. |
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> |
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> Here's a cut from the boot messages: |
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> megaraid cmm: 2.20.2.7 (Release Date: Sun Jul 16 00:01:03 EST 2006) |
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> megaraid: 2.20.4.9 (Release Date: Sun Jul 16 12:27:22 EST 2006) |
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> megasas: 00.00.03.05 Mon Oct 02 11:21:32 PDT 2006 |
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> megasas: 0x1028:0x0015:0x1028:0x1f03: bus 2:slot 14:func 0 |
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> ACPI: PCI Interrupt 0000:02:0e.0[A] -> GSI 78 (level, low) -> IRQ 17 |
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> megasas: FW now in Ready state |
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> scsi0 : LSI Logic SAS based MegaRAID driver |
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> scsi 0:0:0:0: Direct-Access FUJITSU MAX3147RC D206 PQ: 0 ANSI: 3 |
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> scsi 0:0:1:0: Direct-Access FUJITSU MAX3147RC D206 PQ: 0 ANSI: 3 |
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> scsi 0:0:8:0: Enclosure DP BACKPLANE 1.00 PQ: 0 ANSI: 5 |
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> scsi 0:2:0:0: Direct-Access DELL PERC 5/i 1.00 PQ: 0 ANSI: 5 |
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> SCSI device sda: 285474816 512-byte hdwr sectors (146163 MB) |
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> sda: test WP failed, assume Write Enabled |
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> sda: asking for cache data failed |
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> sda: assuming drive cache: write through |
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> SCSI device sda: 285474816 512-byte hdwr sectors (146163 MB) |
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> sda: test WP failed, assume Write Enabled |
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> sda: asking for cache data failed |
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> sda: assuming drive cache: write through |
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> sda: unknown partition table |
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> sd 0:2:0:0: Attached scsi disk sda |
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> scsi 0:0:8:0: Attached scsi generic sg0 type 13 |
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> sd: 0:2:0:0:: Attached scsi generic sg1 type 0 |
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> |
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> If I open the shell (when the kernel can't mount the root device) and |
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> look into /dev/ I see this: |
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> # ls /dev/sd* |
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> /dev/sda /dev/sdb |
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> |
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> I appreciate all help I can get |
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> |
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> Thanks, |
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> -Patrik |
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|
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-- |
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