[Gluster-users] glusterd daemon dead, but glusterfsd still running

[Atin Mukherjee]

On Friday 26 August 2016, Matthew Wade <matthew.wade at iop.org> wrote:

>
>
> HI,
>
> We are currently running a three node cluster, on Gluster 3.6.4.
>
>  On one of our nodes we noticed that the glusterd daemon is dead.
>
> But the glusterfsd daemons are still running, and we believe clients are
> connecting and retrieving data
>
> We noticed that the daemon has been dead for a week, and we didn't see it.
>
> We would like to know are we safe to just go ahead and start the glusterd
> service again.
>

It can be started safely as mgmt & i/o path do not interfere with each
other.

>
>
> If so would this trigger a self-heal on all volumes? As this would cause a
> performance issue.
>

Why would you need a self heal trigger if all of your bricks w(a)are
running.

>
>
> The logs for this node is as follows::
>
> [2016-08-19 18:01:52.804453] E [rpc-clnt.c:362:saved_frames_unwind] (-->
> /usr/lib64/libglusterfs.so.0(_gf_log_callingfn+0x1e0)[0x7f4f3ffca550]
> (--> /usr/lib64/libgfrpc.so.0(saved_frames_unwind+0x1e7)[0x7f4f3fd9f787]
> (--> /usr/lib64/libgfrpc.so.0(saved_frames_destroy+0xe)[0x7f4f3fd9f89e]
> (--> /usr/lib64/libgfrpc.so.0(rpc_clnt_connection_cleanup+0x91)[0x7f4f3fd9f951]
> (--> /usr/lib64/libgfrpc.so.0(rpc_clnt_notify+0x15f)[0x7f4f3fd9ff1f]
> ))))) 0-DAOS-client-4: forced unwinding frame type(GF-DUMP) op(DUMP(1))
> called at 2016-08-19 18:01:51.886737 (xid=0x144a1d)
> [2016-08-19 18:01:52.804480] W [client-handshake.c:1588:client_dump_version_cbk]
> 0-DAOS-client-4: received RPC status error
> [2016-08-19 18:01:52.804504] W [socket.c:620:__socket_rwv] 0-glusterfs:
> readv on 127.0.0.1:24007 failed (No data available)
> [2016-08-19 18:02:02.900863] E [socket.c:2276:socket_connect_finish]
> 0-glusterfs: connection to 127.0.0.1:24007 failed (Connection refused)
>
> If we aren't safe to do so, what else should we do to resolve this?
>
> *Matt Wade*
> IT Operations Analyst
>
> IOP Publishing
> Temple Circus, Temple Way, Bristol
> BS1 6HG, UK
>
> Direct line +44 (0)117 930 1136
>
> ioppublishing.org
>
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-- 
--Atin
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