Re: clients suddenly start hanging (was: (no subject))

[Ian Kent <raven@themaw.net>]

On Sun, 2008-05-25 at 17:34 -0700, Jim Carter wrote:
> I applied autofs-5.0.3-expire-thread-create-cond-handling.patch.  There
> is still hanging, but I have the impression that it may be a bit less 
> than before: 4 hangs in 3+ hours, having mounted 247 filesystems.  Below 
> I've included backtraces from all 4 hangs (oink, oink).  
> 
> There was one confusing incident in this test run: after one of the
> filesystems was automounted, the host machine crashed (or more likely,
> the owner pulled the Ethernet cable so he could plug in his laptop).
> This caused every access to that machine to be very slow, which the test
> program interpreted as hung automount processes.  I snipped those out.
> Likely you won't see any evidence -- I don't see the string
> /net/rangers/m1 in any argument list -- but if you notice a thread
> working on that filesystem, ignore it.
> 
> (Re. Heads Up: I'm using the SuSE copy of the source, not GIT.  The 
> patch went on with no complaints.)

Hi Jim,

I've been working on this.

I believe there is still a problem somewhere but I'm going to send over
another test snapshot for testing.

Ian