On Sat, Jun 5, 2010 at 6:08 PM, Vadim Zhukov <persg...@gmail.com> wrote:
> 2010/6/6 Neal Hogan <nealho...@gmail.com>:
>> Hello,
>>
>> I just tried to upgrade my machine to 4.7 (release) and it IDs my hard
>> drives differently than 4.6 did. That is, when asked (during upgrade)
>> which disk the root partition is on it offers: sd0 wd0 wd1 wd2.
>> However, what I'm expecting is: wd0 wd1 wd2 wd3
>>
>> Thus, fsck fails and therefore the upgrade does too. Will upgrading
>> via source work? Fresh install? Note that I tried ramdisks from two
>> different mirrors and was attempting a net install. I found no
>> discussion/docs concerning this . . . I'm not even sure what to search
>> for.
>
> As it was already pointed, one disk is connected to AHCI-compatible 
> controller.
>
>> ahci0 at pci0 dev 17 function 0 "ATI SBx00 SATA" rev 0x00: apic 4 int
>> 22 (irq 10), AHCI 1.1
>> scsibus0 at ahci0: 32 targets
>> sd0 at scsibus0 targ 1 lun 0: <ATA, ST3750528AS, CC38> SCSI3 0/direct fixed
>> sd0: 715404MB, 512 bytes/sec, 1465149168 sec total
>
> This one, actually.
>
>> pciide0 at pci0 dev 20 function 1 "ATI SB700 IDE" rev 0x00: DMA,
>> channel 0 configured to compatibility, channel 1 configured to
>> compatibility
>> wd0 at pciide0 channel 0 drive 1: <ST3500418AS>
>> wd0: 16-sector PIO, LBA48, 476940MB, 976773168 sectors
>> wd0(pciide0:0:1): using PIO mode 4, DMA mode 2, Ultra-DMA mode 6

This is not AHCI-compatible? What's the diff (besides size)?

I've no problem going into single user mode (as per suggestion) and
dickin' around, but I find this a bit odd . . . no?

>> wd1 at pciide0 channel 1 drive 0: <WDC WD2500AAJB-00J3A0>
>> wd1: 16-sector PIO, LBA48, 238475MB, 488397168 sectors
>> wd2 at pciide0 channel 1 drive 1: <WDC WD1600JB-00GVC0>
>> wd2: 16-sector PIO, LBA48, 152627MB, 312581808 sectors
>> wd1(pciide0:1:0): using PIO mode 4, DMA mode 2, Ultra-DMA mode 6
>> wd2(pciide0:1:1): using PIO mode 4, DMA mode 2, Ultra-DMA mode 5
>
> Those drives are connected to another, non-AHCI controller (or AHCI
> isn't supported on it).
>
> You can go in your BIOS and try to disable AHCI mode, boot normally,
> save a backup copy of /etc/fstab, edit current /etc/fstab, reboot, go
> in BIOS again and re-enable AHCI mode - as it should be faster and,
> sometimes, even more reliable.

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