Steps: touch file on client2, echo hello to the file on client2, cat the file on client2, cat the file on client1. kill glusterfsd on server2, cat file on client1 doesnt work, cat file on client2 transport endpoint not connected [root@client2 gfs]# touch file.txt [root@client2 gfs]# echo "hello" >> file.txt [root@client2 gfs]# cat file.txt hello [root@client2 gfs]# cat file.txt cat: file.txt: Transport endpoint is not connected [root@client1 mnt]# mount gfs [root@client1 mnt]# cd gfs [root@client1 gfs]# cat file.txt hello [root@client1 gfs]# cat file.txt cat: file.txt: Input/output error