[OpenAFS] Re: [OpenAFS-devel] 1.6 and post-1.6 OpenAFS branch management and schedule

Jeffrey Hutzelman jhutz@cmu.edu
Mon, 21 Jun 2010 19:25:01 -0400


--On Friday, June 18, 2010 11:23:08 AM +0200 Harald Barth <haba@kth.se> 
wrote:

>
>> >> Chris, to check, are you currently using --enable-fast-restart or
>> >> --enable-bitmap-later?
>
>> > Yes, both of them.
>
>> Aie.
>
> We use both of them, too. Restart times would otherwise be very
> painful, especially as the salvager has been running after clean
> shutdowns. Salvage still takes almost an hour, so what is the
> salvager doing during that hour?

The same thing that a long fsck run does -- checking that the filesystem 
state is consistent.  The time-consuming part isn't fixing what's broken; 
it's cross-checking everything to be sure nothing is wrong.

A better question is, why is the salvager running after a clean shutdown?