[Gluster-users] [Gluster-devel] mixed 3.7 and 3.6 environment

[Bipin Kunal]

Hi David,

I don't think that is possible or recommended.

Client compatibility with server is only with client with same version or
lower version.

Thanks,
Bipin Kunal

On Thu, Nov 12, 2015 at 10:41 PM, David Robinson <
david.robinson at corvidtec.com> wrote:

> Is there anyway to force a mount of a 3.6 server using a 3.7.6 FUSE
> client?
> My production machine is 3.6.6 and my test platform is 3.7.6.  I would
> like to test the 3.7.6 FUSE client but would need for this client to be
> able to mount both a 3.6.6 and a 3.7.6 server.
>
> When I try to mount the 3.6.6 server using a 3.7.6 client, I get the
> following:
>
>
>
>
>
>
>
>
>
> *[root at ff01bkp glusterfs]# cat homegfs.log [2015-11-12 16:55:56.860663] I
> [MSGID: 100030] [glusterfsd.c:2318:main] 0-/usr/sbin/glusterfs: Started
> running /usr/sbin/glusterfs version 3.7.6 (args: /usr/sbin/glusterfs
> --volfile-server=gfsib01a.corvidtec.com <http://gfsib01a.corvidtec.com>
> --volfile-server-transport=tcp --volfile-id=/homegfs.tcp
> /homegfs)[2015-11-12 16:55:56.868032] I [MSGID: 101190]
> [event-epoll.c:632:event_dispatch_epoll_worker] 0-epoll: Started thread
> with index 1[2015-11-12 16:55:56.871923] W [socket.c:588:__socket_rwv]
> 0-glusterfs: readv on 10.200.70.1:24007 <http://10.200.70.1:24007> failed
> (No data available)[2015-11-12 16:55:56.872236] E
> [rpc-clnt.c:362:saved_frames_unwind] (-->
> /lib64/libglusterfs.so.0(_gf_log_callingfn+0x192)[0x7f9e5507ea82] (-->
> /lib64/libgfrpc.so.0(saved_frames_unwind+0x1de)[0x7f9e54e49a3e] (-->
> /lib64/libgfrpc.so.0(saved_frames_destroy+0xe)[0x7f9e54e49b4e] (-->
> /lib64/libgfrpc.so.0(rpc_clnt_connection_cleanup+0x7a)[0x7f9e54e4b4da] (-->
> /lib64/libgfrpc.so.0(rpc_clnt_notify+0x88)[0x7f9e54e4bd08] )))))
> 0-glusterfs: forced unwinding frame type(GlusterFS Handshake)
> op(GETSPEC(2)) called at 2015-11-12 16:55:56.871822 (xid=0x1)[2015-11-12
> 16:55:56.872254] E [glusterfsd-mgmt.c:1603:mgmt_getspec_cbk] 0-mgmt: failed
> to fetch volume file (key:/homegfs.tcp)[2015-11-12 16:55:56.872283] W
> [glusterfsd.c:1236:cleanup_and_exit]
> (-->/lib64/libgfrpc.so.0(saved_frames_unwind+0x205) [0x7f9e54e49a65]
> -->/usr/sbin/glusterfs(mgmt_getspec_cbk+0x490) [0x7f9e55556450]
> -->/usr/sbin/glusterfs(cleanup_and_exit+0x69) [0x7f9e555506d9] ) 0-:
> received signum (0), shutting down[2015-11-12 16:55:56.872299] I
> [fuse-bridge.c:5683:fini] 0-fuse: Unmounting '/homegfs'.[2015-11-12
> 16:55:56.872616] W [glusterfsd.c:1236:cleanup_and_exit]
> (-->/lib64/libpthread.so.0(+0x7df3) [0x7f9e53ee5df3]
> -->/usr/sbin/glusterfs(glusterfs_sigwaiter+0xe5) [0x7f9e55550855]
> -->/usr/sbin/glusterfs(cleanup_and_exit+0x69) [0x7f9e555506d9] ) 0-:
> received signum (15), shutting down*
> David
>
>
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