upgrade 7.2 to 8.0 problems

[Aristedes Maniatis]

On 4/01/10 5:02 PM, Aristedes Maniatis wrote:
> # AMD64, Supermicro hardware. ZFS filesystem (booting to UFS, then rest
> of the file system /usr /var /tmp on ZFS).
>
> I used "freebsd-update upgrade -r 8.0-RELEASE" and all went well for the
> usual first install of the kernel with "freebsd-update install". After
> rebooting into single user mode, I manually mounted the ZFS partitions
> (which needs to be done as follows since the ZFS userland tools are
> incompatible with 8.0):
>
> mount -uw /
> mount -t zfs tank/usr /usr
> mount -t zfs tank/var /var
> mount -t zfs tank/tmp /tmp
> mount /bootdir
>
> Then I ran "freebsd-update install" for the second time to install the
> userland. The disk lights flashed a lot at the start, but then the
> system came to an almost complete halt.
>
> Looking at 'systat -vmstat' I can see that the disk and cpu are both
> almost idle. 'top' doesn't work (since it probably is the old userland).
> 'ps ax' shows that freebsd-install is running and has spawned an
> 'install' command. It is installing files at the rate of about one per 5
> minutes. At this rate it should be done by next Christmas.
>
> I can see that the files it completes have their modified date changed
> to the current date. There is nothing interesting in /var/log/messages.
>
> It is still working, and I don't want to kill it for fear of ending up
> with a completely non-functional system. Any thoughts about this
> problem? I'm really stumped.


Just for the archives... the problem was a non-functional LDAP. I had thought that in single user mode nsswitch was bypassed, but I was wrong and the (non-running) LDAP server was being queried for every 'install'. The timeout (5 minutes?) was the delay before it then proceeded to the next file.

Ari Maniatis




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