[root@brick1 ~]# ls -l /proc/30418/fd
total 0
lrwx------ 1 root root 64 Aug 26 18:33 0 -> /dev/null
lrwx------ 1 root root 64 Aug 26 18:33 1 -> /dev/null
lrwx------ 1 root root 64 Aug 26 18:33 10 -> /export/export
lrwx------ 1 root root 64 Aug 26 18:33 11 -> /export/export/ubuntu1/ubuntu1-flat.vmdk
lrwx------ 1 root root 64 Aug 26 18:33 12 -> /export/export/ubuntu1/.lck-0c000001b30e0000
lrwx------ 1 root root 64 Aug 26 18:33 13 -> /export/export/ubuntu1/.lck-14000001b30e0000
lrwx------ 1 root root 64 Aug 26 18:33 2 -> /dev/null
lrwx------ 1 root root 64 Aug 26 18:33 3 -> anon_inode:[eventpoll]
l-wx------ 1 root root 64 Aug 26 18:33 4 -> /share/kris/install/var/log/glusterfs/share-kris-volfiles-vmstore-export1.vol.log
lr-x------ 1 root root 64 Aug 26 18:33 5 -> /share/kris/volfiles/vmstore/export1.vol
lrwx------ 1 root root 64 Aug 26 18:33 6 -> socket:[61096]
l-wx------ 1 root root 64 Aug 26 18:33 7 -> pipe:[61092]
lrwx------ 1 root root 64 Aug 26 18:33 8 -> socket:[72015]
lrwx------ 1 root root 64 Aug 26 18:33 9 -> socket:[72018]
[root@brick1 ~]#

lrwx------ 1 root root 64 Aug 26 18:33 10 -> /export/export

indicates that there is still dir fd leak on the export dir. This happens sometimes when nfs server is restarted.