[OpenAFS] Re: Solaris 10 SPARC hang on shutdown

Jeff Blaine jblaine@kickflop.net
Mon, 28 Feb 2011 13:49:16 -0500

On 2/28/2011 1:31 PM, Andrew Deason wrote:
> On Mon, 28 Feb 2011 13:13:24 -0500
> Jeff Blaine<jblaine@kickflop.net>  wrote:
>> Has anyone experienced hangs at OS shutdown with OpenAFS 1.4.11 and
>> higher on Solaris 10 SPARC and recent recommended patch clusters
>> (recent = the last 2 months)?
> Yes. Oracle in update 9 has changed something with the uadmin() system
> call, and it _looks_ like Solaris now waits forever trying to kill all
> processes during shutdown for whatever reason. Since a few AFS processes
> are unkillable (and deliberately so), it makes the shutdown hang.
> The way around this is to stop the AFS client before shutdown. This is
> not currently safe with any 1.4 release (on Solaris), but there are
> patches in the 1.4 tree that make it so. But by 'not safe' I mean it may
> panic the machine; if you stop AFS as late as possible before reboot, it
> makes it less likely.
> Complain to Oracle, if you like. I know they have already been told
> about this, but the more the merrier. In the meantime, you can try to
> umount /afs in the init scripts for runlevel 6/5/0 (and/or SMF, etc).

Thanks Andrew

Glad I asked before wasting more time trying to figure out
what it was.

Unmounting /afs let the test box go down for us.

How does one gauge which workaround to use?

Patty's saying the patches don't work ?