Description of problem:
glusterfs-fuse : sometimes FUSE mount of volume says  'Transport endpoint is not connected', able to access data using NFS mount of same volume

Version-Release number of selected component (if applicable):
3.4.0.12rhs.beta6-1.el6rhs.x86_64; 3.4.0.12rhs.beta5-2.el6rhs.x86_64

How reproducible:


Steps to Reproduce:
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Actual results:
all bricks/servers were up and running; same volume is mounted on same client as FUSE and NFS.
face this issue few times, FUSE mount gives error

[root@rhs-client22 rpm]# df -h /mnt/master1
df: `/mnt/master1': Transport endpoint is not connected
df: no file systems processed
[root@rhs-client22 rpm]# cd /mnt/master1
-bash: cd: /mnt/master1: Transport endpoint is not connected
[root@rhs-client22 rpm]# cd /mnt/nfsmaster1
[root@rhs-client22 nfsmaster1]# ls
0  n0  n2
[root@rhs-client22 nfsmaster1]# mount | grep master1
10.70.37.47:/master1 on /mnt/master1 type fuse.glusterfs (rw,default_permissions,allow_other,max_read=131072)
10.70.37.47:/master1 on /mnt/nfsmaster1 type nfs (rw,vers=3,addr=10.70.37.47)


Expected results:


Additional info: