[OpenAFS] Summary of recommended configuration options from the workshop

Derrick Brashear shadow@gmail.com
Tue, 27 May 2008 12:52:46 -0400


On Tue, May 27, 2008 at 12:34 PM, Kim Kimball <dhk@ccre.com> wrote:
> OTOH, I've used fastrestart with great success.  In fact, we started using
> fastrestart when we migrated to 1.4.0 due to some unrememberable defect that
> caused the fileserver to crash [hard] periodically.
> After rebuilding with fastrestart the fileserver continued to crash but the
> users stopped caring -- since there wasn't any impact, or at least no impact
> that any one reported.
>
> I use the 'notifier' script option to automatically run a script to look for
> volumes that need to be salvaged, and salvage them individually.  If there
> are more than X% I the script invokes "bos salvage" instead.
>
> The only caveat here is that the notifier script is executed multiple times
> -- as it 'fires' for both the fileserver and volserver processes.  I've been
> meaning to report this as a defect -- it's almost certainly not
> intentionally coded this way.

actually, i think it is, and that you get different arguments in each
case; it's important for the case where one dies uncleanly and the
other is merely restarted in the process of restoring service.