[Gluster-devel] Problem with autofs configuration - sometimes mount does not complete fast enough?

Mark Mielke mark at mark.mielke.cc
Mon Sep 7 03:19:10 UTC 2009

On 09/06/2009 10:42 PM, Mark Mielke wrote:
> This seems to happen about 50% of the time:
> [root at wcarh035 ~]# ls /gluster/data
> ls: cannot open directory /gluster/data: No such file or directory
> [root at wcarh035 ~]# ls /gluster/data
> 00      06.fun  15      23.fun  32      40.fun  47      55.fun  64
> 00.fun  07      15.fun  24      32.fun  41      47.fun  56      64.fun

> My current guess is that GlusterFS is saying the mount is complete to 
> AutoFS before the actual mount operation takes effect. 50% of the time 
> GlusterFS is able to complete the mount before AutoFS let's the user 
> continue, and all is well. The other 50% of the time, GlusterFS does 
> not quite finish the mount, and AutoFS gives the user a broken directory.
> I might try and prove this by adding a sleep 5 to 
> /sbin/mount.glusterfs, although I do not consider this a valid 
> solution, as it just reduces the effect of the race - it does not 
> eliminate the race.

Uhh... Hmm... It already has a "sleep 3", and changing it to "sleep 5" 
does not reduce the frequency of the problem. Changing it to "sleep 10" 
also has no effect.

Why does it sometimes work and sometimes not?


Mark Mielke<mark at mielke.cc>

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