On Sunday 30 November 2008 06:57:29 [EMAIL PROTECTED] wrote:
>>> Hello, everyone. This is the problem: our SCSI disk with FreeBSD
>>> 4.8 on it has been failing recently, so I copied its root partition
>>> to a fresh IDE disk with cp -pR and
>> You should use dump and restore to copy the root partition, see:
> I'd done that before trying cp -pR, as outlined by rse@:
> dump -L -0 -f- /old | (cd /new && restore -r -v -f-)
> which isn't too different. I think I know what the problem is: I made
> the new single slice and FreeBSD partition on it and ran newfs -U on
> it using the latest FreeBSD 5.x livecd toolkit, and later 4.8 can't
> even mount that partition (mount /dev/ad0s1a /mnt) failing with
> "incorrect superblock", so I think its /boot/loader can't load the
> kernel because of FS issues (but strangely enough pressing "?" at the
> boot loader prompt lists directory entries of the root FS just fine).
> It turns out UFS isn't upwards compatible from releases 4.8 -> 5.5.
> I'll try running newfs -U from 4.8. Last time I checked many 4.8
> binaries couldn't run due to disk errors, I hope newfs runs ok...
You need to create a UFS1 file system. Also, root file systems
usually don't have soft updates (-U) enabled.
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