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    <br>
    Hi Soumya,<br>
    <br>
    We just had the opportunity to try the option of disabling the
    kernel-NFS and restarting glusterd to start gNFS.  However the
    gluster demon crashes immediately on startup.  What additional
    information besides what we provide below would help debugging this?<br>
    <br>
    Thanks,<br>
    <br>
    Pat<br>
    <div class="moz-forward-container"><br>
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            <th valign="BASELINE" align="RIGHT" nowrap="nowrap">Subject:
            </th>
            <td>gluster-nfs crashing on start</td>
          </tr>
          <tr>
            <th valign="BASELINE" align="RIGHT" nowrap="nowrap">Date: </th>
            <td>Mon, 7 Aug 2017 16:05:09 +0000</td>
          </tr>
          <tr>
            <th valign="BASELINE" align="RIGHT" nowrap="nowrap">From: </th>
            <td>Steve Postma <a class="moz-txt-link-rfc2396E" href="mailto:SPostma@ztechnet.com">&lt;SPostma@ztechnet.com&gt;</a></td>
          </tr>
          <tr>
            <th valign="BASELINE" align="RIGHT" nowrap="nowrap">To: </th>
            <td>Pat Haley <a class="moz-txt-link-rfc2396E" href="mailto:phaley@mit.edu">&lt;phaley@mit.edu&gt;</a></td>
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          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt"><b>To
              disable kernal-nfs and enable nfs through Gluster we:</b></p>
          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt"><br>
          </p>
          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt">gluster
            volume set data-volume nfs.export-volumes on<br>
            gluster volume set data-volume nfs.disable off</p>
          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt"><span>/etc/init.d/glusterd
              stop</span></p>
          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt"><span></span><br>
          </p>
          <div>
            <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:12.0pt;color:black">
              service nfslock stop</p>
            <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:12.0pt;color:black">
              service rpcgssd stop</p>
            <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:12.0pt;color:black">
              service rpcidmapd stop</p>
            <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:12.0pt;color:black">
              service portmap stop</p>
            <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:12.0pt;color:black">
              service nfs stop</p>
          </div>
          <br>
          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt"> <span>/etc/init.d/glusterd
              stop</span></p>
          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt"><br>
          </p>
          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt"><br>
          </p>
          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt"><br>
          </p>
          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt"><b>the
              <span>/var/log/glusterfs/nfs.log</span> immediately
              reports a crash:</b></p>
          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt"><b><br>
            </b></p>
          <div>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">[root@mseas-data2
              glusterfs]# cat nfs.log</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">[2017-08-07
              15:20:16.327026] I [MSGID: 100030]
              [glusterfsd.c:2332:main] 0-/usr/sbin/glusterfs: Started
              running /usr/sbin/glusterfs version 3.7.11 (args:
              /usr/sbin/glusterfs -s localhost --volfile-id gluster/nfs
              -p /var/lib/glusterd/nfs/run/nfs.pid -l
              /var/log/glusterfs/nfs.log -S
              /var/run/gluster/7db74f19472511d20849e471bf224c1a.socket)</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">[2017-08-07
              15:20:16.345166] I [MSGID: 101190]
              [event-epoll.c:632:event_dispatch_epoll_worker] 0-epoll:
              Started thread with index 1</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">[2017-08-07
              15:20:16.351290] I
              [rpcsvc.c:2215:rpcsvc_set_outstanding_rpc_limit]
              0-rpc-service: Configured rpc.outstanding-rpc-limit with
              value 16</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">pending
              frames:</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">frame
              : type(0) op(0)</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">patchset:
              git://git.gluster.com/glusterfs.git</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">signal
              received: 11</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">time
              of crash:</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">2017-08-07
              15:20:17</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">configuration
              details:</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">argp
              1</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">backtrace
              1</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">dlfcn
              1</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">libpthread
              1</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">llistxattr
              1</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">setfsid
              1</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">spinlock
              1</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">epoll.h
              1</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">xattr.h
              1</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">st_atim.tv_nsec
              1</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">package-string:
              glusterfs 3.7.11</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/libglusterfs.so.0(_gf_msg_backtrace_nomem+0xb8)[0x3889625a18]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/libglusterfs.so.0(gf_print_trace+0x32f)[0x38896456af]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/lib64/libc.so.6[0x34a1c32660]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/lib64/libc.so.6[0x34a1d3382f]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/glusterfs/3.7.11/xlator/nfs/server.so(+0x53307)[0x7f8d071b3307]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/glusterfs/3.7.11/xlator/nfs/server.so(exp_file_parse+0x302)[0x7f8d071b3742]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/glusterfs/3.7.11/xlator/nfs/server.so(mnt3_auth_set_exports_auth+0x45)[0x7f8d071b47a5]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/glusterfs/3.7.11/xlator/nfs/server.so(_mnt3_init_auth_params+0x91)[0x7f8d07183e41]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/glusterfs/3.7.11/xlator/nfs/server.so(mnt3svc_init+0x218)[0x7f8d07184228]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/glusterfs/3.7.11/xlator/nfs/server.so(nfs_init_versions+0xd7)[0x7f8d07174a37]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/glusterfs/3.7.11/xlator/nfs/server.so(init+0x77)[0x7f8d071767c7]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/libglusterfs.so.0(xlator_init+0x52)[0x3889622a82]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/libglusterfs.so.0(glusterfs_graph_init+0x31)[0x3889669aa1]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/libglusterfs.so.0(glusterfs_graph_activate+0x57)[0x3889669bd7]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/sbin/glusterfs(glusterfs_process_volfp+0xed)[0x405c0d]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/sbin/glusterfs(mgmt_getspec_cbk+0x312)[0x40dbd2]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/libgfrpc.so.0(rpc_clnt_handle_reply+0xa5)[0x3889e0f7b5]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/libgfrpc.so.0(rpc_clnt_notify+0x1a1)[0x3889e10891]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/libgfrpc.so.0(rpc_transport_notify+0x28)[0x3889e0bbd8]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/glusterfs/3.7.11/rpc-transport/socket.so(+0x94cd)[0x7f8d088e04cd]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/glusterfs/3.7.11/rpc-transport/socket.so(+0xa79d)[0x7f8d088e179d]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/usr/lib64/libglusterfs.so.0[0x388968b2f0]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/lib64/libpthread.so.0[0x34a2007aa1]</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/lib64/libc.so.6(clone+0x6d)[0x34a1ce8aad]</p>
          </div>
          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt"><br>
          </p>
          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt"><br>
          </p>
          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt"><br>
          </p>
          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt"><br>
          </p>
          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt"><br>
          </p>
          <div>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">[root@mseas-data2
              glusterfs]# gluster volume info</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt"> </p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">Volume
              Name: data-volume</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">Type:
              Distribute</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">Volume
              ID: c162161e-2a2d-4dac-b015-f31fd89ceb18</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">Status:
              Started</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">Number
              of Bricks: 2</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">Transport-type:
              tcp</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">Bricks:</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">Brick1:
              mseas-data2:/mnt/brick1</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">Brick2:
              mseas-data2:/mnt/brick2</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">Options
              Reconfigured:</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">nfs.export-volumes:
              on</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">nfs.disable:
              off</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">performance.readdir-ahead:
              on</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">diagnostics.brick-sys-log-level:
              WARNING</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">nfs.exports-auth-enable:
              on</p>
          </div>
          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt"><br>
          </p>
          <p
style="margin:0in;margin-left:.375in;font-family:Calibri;font-size:11.0pt"><br>
          </p>
          <div>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">"/var/lib/glusterd/nfs/exports"</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt">/gdata
              172.16.1.0/255.255.255.0(rw)</p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt"><br>
            </p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt"><br>
            </p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt"><br>
            </p>
            <p style="margin:0in;font-family:Calibri;font-size:11.0pt"><b>What
                else can we do to identify why this is failing?</b><b><br>
              </b>
            </p>
            <b>
            </b></div>
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          </b><br>
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