<div dir="ltr"><div>To enable shared storage I used next command:</div><div># gluster volume set all cluster.enable-shared-storage enable</div><div><br></div><div>But it seems that it doesn&#39;t create gluster_shared_storage automatically.</div><div><br></div><div># gluster volume status gluster_shared_storage</div><div>Volume gluster_shared_storage does not exist</div><div><br></div><div>Do I need to manually create a volume &quot;gluster_shared_storage&quot;? Do I need to manually create a folder &quot;/var/run/gluster/shared_storage&quot;? Do I need to manually mount it? Or something I don&#39;t need to do?</div><div><br></div><div>If I use 6 cluster nodes and I need to have a shared storage on all of them then how to create a shared storage? </div><div>It says that it have to be with replication 2 or replication 3. But if we use shared storage on all of 6 nodes then we have only 2 ways to create a volume:</div><div>1. Use replication 6</div><div>2. Use replication 3 with distribution.</div><div><br></div><div>Which way I need to use?</div><div><br></div><div>Sincerely,</div><div>Alexandr</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Sun, Nov 20, 2016 at 9:07 AM, Jiffin Tony Thottan <span dir="ltr">&lt;<a href="mailto:jthottan@redhat.com" target="_blank">jthottan@redhat.com</a>&gt;</span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
  
    
  
  <div bgcolor="#FFFFFF" text="#000000"><span class="">
    <p><br>
    </p>
    <br>
    <div class="m_1748935029945796892moz-cite-prefix">On 19/11/16 21:47, Alexandr Porunov
      wrote:<br>
    </div>
    <blockquote type="cite">
      <div dir="ltr">
        <div>Unfortunately I haven&#39;t this log file but I have
          &#39;run-gluster-shared_storage.<wbr>log&#39; and it has errors I don&#39;t
          know why.</div>
        <div><br>
        </div>
        <div>Here is the content of the
          &#39;run-gluster-shared_storage.<wbr>log&#39;:</div>
        <div><br>
        </div>
      </div>
    </blockquote>
    <br></span>
    Make sure shared storage is up and running using &quot;gluster volume
    status  gluster_shared_storage&quot;<br>
    <br>
    May be the issue is related to firewalld or iptables. Try it after
    disabling them.<br>
    <br>
    --<br>
    <br>
    Jiffin<br>
    <blockquote type="cite"><div><div class="h5">
      <div dir="ltr">
        <div>
          <div><font size="1">[2016-11-19 10:37:01.581737] I [MSGID:
              100030] [glusterfsd.c:2454:main] 0-/usr/sbin/glusterfs:
              Started running /usr/sbin/glusterfs version 3.8.5 (args:
              /usr/sbin/glusterfs --volfile-server=127.0.0.1
              --volfile-id=gluster_shared_<wbr>storage
              /run/gluster/shared_storage)</font></div>
          <div><font size="1">[2016-11-19 10:37:01.641836] I [MSGID:
              101190] [event-epoll.c:628:event_<wbr>dispatch_epoll_worker]
              0-epoll: Started thread with index 1</font></div>
          <div><font size="1">[2016-11-19 10:37:01.642311] E
              [glusterfsd-mgmt.c:1586:mgmt_<wbr>getspec_cbk] 0-glusterfs:
              failed to get the &#39;volume file&#39; from server</font></div>
          <div><font size="1">[2016-11-19 10:37:01.642340] E
              [glusterfsd-mgmt.c:1686:mgmt_<wbr>getspec_cbk] 0-mgmt: failed
              to fetch volume file (key:gluster_shared_storage)</font></div>
          <div><font size="1">[2016-11-19 10:37:01.642592] W
              [glusterfsd.c:1327:cleanup_<wbr>and_exit]
              (--&gt;/lib64/libgfrpc.so.0(rpc_<wbr>clnt_handle_reply+0x90)
              [0x7f95cd309770]
              --&gt;/usr/sbin/glusterfs(mgmt_<wbr>getspec_cbk+0x536)
              [0x7f95cda3afc6]
              --&gt;/usr/sbin/glusterfs(<wbr>cleanup_and_exit+0x6b)
              [0x7f95cda34b4b] ) 0-: received signum (0), shutting down</font></div>
          <div><font size="1">[2016-11-19 10:37:01.642638] I
              [fuse-bridge.c:5793:fini] 0-fuse: Unmounting
              &#39;/run/gluster/shared_storage&#39;.</font></div>
          <div><font size="1">[2016-11-19 10:37:18.798787] I [MSGID:
              100030] [glusterfsd.c:2454:main] 0-/usr/sbin/glusterfs:
              Started running /usr/sbin/glusterfs version 3.8.5 (args:
              /usr/sbin/glusterfs --volfile-server=127.0.0.1
              --volfile-id=gluster_shared_<wbr>storage
              /run/gluster/shared_storage)</font></div>
          <div><font size="1">[2016-11-19 10:37:18.813011] I [MSGID:
              101190] [event-epoll.c:628:event_<wbr>dispatch_epoll_worker]
              0-epoll: Started thread with index 1</font></div>
          <div><font size="1">[2016-11-19 10:37:18.813363] E
              [glusterfsd-mgmt.c:1586:mgmt_<wbr>getspec_cbk] 0-glusterfs:
              failed to get the &#39;volume file&#39; from server</font></div>
          <div><font size="1">[2016-11-19 10:37:18.813386] E
              [glusterfsd-mgmt.c:1686:mgmt_<wbr>getspec_cbk] 0-mgmt: failed
              to fetch volume file (key:gluster_shared_storage)</font></div>
          <div><font size="1">[2016-11-19 10:37:18.813592] W
              [glusterfsd.c:1327:cleanup_<wbr>and_exit]
              (--&gt;/lib64/libgfrpc.so.0(rpc_<wbr>clnt_handle_reply+0x90)
              [0x7f96ba4c7770]
              --&gt;/usr/sbin/glusterfs(mgmt_<wbr>getspec_cbk+0x536)
              [0x7f96babf8fc6]
              --&gt;/usr/sbin/glusterfs(<wbr>cleanup_and_exit+0x6b)
              [0x7f96babf2b4b] ) 0-: received signum (0), shutting down
                                                                       
                                                 </font></div>
          <div><font size="1">[2016-11-19 10:37:18.813633] I
              [fuse-bridge.c:5793:fini] 0-fuse: Unmounting
              &#39;/run/gluster/shared_storage&#39;.                           </font></div>
          <div><font size="1">[2016-11-19 10:40:33.115685] I [MSGID:
              100030] [glusterfsd.c:2454:main] 0-/usr/sbin/glusterfs:
              Started running /usr/sbin/glusterfs version 3.8.5 (args:
              /usr/sbin/glusterfs --volfile-server=127.0.0.1
              --volfile-id=gluster_shared_<wbr>storage
              /run/gluster/shared_storage)   </font></div>
          <div><font size="1">[2016-11-19 10:40:33.124218] I [MSGID:
              101190] [event-epoll.c:628:event_<wbr>dispatch_epoll_worker]
              0-epoll: Started thread with index 1  </font></div>
          <div><font size="1">[2016-11-19 10:40:33.124722] E
              [glusterfsd-mgmt.c:1586:mgmt_<wbr>getspec_cbk] 0-glusterfs:
              failed to get the &#39;volume file&#39; from server    </font></div>
          <div><font size="1">[2016-11-19 10:40:33.124738] E
              [glusterfsd-mgmt.c:1686:mgmt_<wbr>getspec_cbk] 0-mgmt: failed
              to fetch volume file (key:gluster_shared_storage)        
                                                                       
                                                                       
                  </font></div>
          <div><font size="1">[2016-11-19 10:40:33.124869] W
              [glusterfsd.c:1327:cleanup_<wbr>and_exit]
              (--&gt;/lib64/libgfrpc.so.0(rpc_<wbr>clnt_handle_reply+0x90)
              [0x7f23576a9770]
              --&gt;/usr/sbin/glusterfs(mgmt_<wbr>getspec_cbk+0x536)
              [0x7f2357ddafc6]
              --&gt;/usr/sbin/glusterfs(<wbr>cleanup_and_exit+0x6b)
              [0x7f2357dd4b4b] ) 0-: received signum (0), shutting down
                                                                       
                                                 </font></div>
          <div><font size="1">[2016-11-19 10:40:33.124896] I
              [fuse-bridge.c:5793:fini] 0-fuse: Unmounting
              &#39;/run/gluster/shared_storage&#39;.                           </font></div>
          <div><font size="1">[2016-11-19 10:44:36.029838] I [MSGID:
              100030] [glusterfsd.c:2454:main] 0-/usr/sbin/glusterfs:
              Started running /usr/sbin/glusterfs version 3.8.5 (args:
              /usr/sbin/glusterfs --volfile-server=127.0.0.1
              --volfile-id=gluster_shared_<wbr>storage
              /run/gluster/shared_storage)   </font></div>
          <div><font size="1">[2016-11-19 10:44:36.043705] I [MSGID:
              101190] [event-epoll.c:628:event_<wbr>dispatch_epoll_worker]
              0-epoll: Started thread with index 1  </font></div>
          <div><font size="1">[2016-11-19 10:44:36.044082] E
              [glusterfsd-mgmt.c:1586:mgmt_<wbr>getspec_cbk] 0-glusterfs:
              failed to get the &#39;volume file&#39; from server    </font></div>
          <div><font size="1">[2016-11-19 10:44:36.044106] E
              [glusterfsd-mgmt.c:1686:mgmt_<wbr>getspec_cbk] 0-mgmt: failed
              to fetch volume file (key:gluster_shared_storage)        
                                                                       
                                                                       
                  </font></div>
          <div><font size="1">[2016-11-19 10:44:36.044302] W
              [glusterfsd.c:1327:cleanup_<wbr>and_exit]
              (--&gt;/lib64/libgfrpc.so.0(rpc_<wbr>clnt_handle_reply+0x90)
              [0x7fbd9dced770]
              --&gt;/usr/sbin/glusterfs(mgmt_<wbr>getspec_cbk+0x536)
              [0x7fbd9e41efc6]
              --&gt;/usr/sbin/glusterfs(<wbr>cleanup_and_exit+0x6b)
              [0x7fbd9e418b4b] ) 0-: received signum (0), shutting down
                                                                       
                                                 </font></div>
          <div><font size="1">[2016-11-19 10:44:36.044356] I
              [fuse-bridge.c:5793:fini] 0-fuse: Unmounting
              &#39;/run/gluster/shared_storage&#39;.<wbr> </font></div>
        </div>
        <div><font size="1"><br>
          </font></div>
        <div>
          <div>Can you help me to figure out what I am doing wrong?</div>
          <div><br>
          </div>
          <div>Sincerely,</div>
          <div>Alexandr</div>
        </div>
      </div>
      <div class="gmail_extra"><br>
        <div class="gmail_quote">On Sat, Nov 19, 2016 at 3:18 PM,
          Saravanakumar Arumugam <span dir="ltr">&lt;<a href="mailto:sarumuga@redhat.com" target="_blank">sarumuga@redhat.com</a>&gt;</span> wrote:<br>
          <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">
            <div text="#000000" bgcolor="#FFFFFF"><span> <br>
                <br>
                <div class="m_1748935029945796892m_-5622734281375389035moz-cite-prefix">On
                  11/19/2016 04:13 PM, Alexandr Porunov wrote:<br>
                </div>
                <blockquote type="cite">
                  <div dir="ltr">It still doesn&#39;t work..
                    <div><br>
                    </div>
                    <div>I have created that dir:</div>
                    <div># mkdir -p /var/run/gluster/shared_storag<wbr>e<br>
                    </div>
                    <div><br>
                    </div>
                    <div>and then:</div>
                    <div>
                      <div># mount -t glusterfs
                        127.0.0.1:gluster_shared_stora<wbr>ge
                        /var/run/gluster/shared_storag<wbr>e</div>
                      <div>Mount failed. Please check the log file for
                        more details.</div>
                    </div>
                    <div><br>
                    </div>
                    <div>Where to find a proper file to read logs?
                      Because &quot;/var/log/glusterfs/&quot; has a lot of log
                      files.</div>
                  </div>
                </blockquote>
                <br>
              </span> You can  find mount logs like this : 
              &quot;directory_mounted&quot;.log inside /var/log/glusterfs<br>
              There is some issue in your setup...check this log and
              share it here.<span><br>
                <blockquote type="cite">
                  <div dir="ltr">
                    <div><br>
                    </div>
                    <div>Sincerely,</div>
                    <div>Alexandr</div>
                  </div>
                  <div class="gmail_extra"><br>
                    <div class="gmail_quote">On Sat, Nov 19, 2016 at
                      11:16 AM, Saravanakumar Arumugam <span dir="ltr">&lt;<a class="m_1748935029945796892m_-5622734281375389035moz-txt-link-abbreviated" href="mailto:sarumuga@redhat.com" target="_blank">sarumuga@redhat.com</a>&gt;</span>
                      wrote:<br>
                      <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><span><br>
                          On 11/19/2016 01:39 AM, Alexandr Porunov
                          wrote:<br>
                          <blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"> Hello,<br>
                            <br>
                            I try to enable shared storage for
                            Geo-Replication but I am not sure that I do
                            it properly.<br>
                            <br>
                            Here is what I do:<br>
                            # gluster volume set all
                            cluster.enable-shared-storage enable<br>
                            volume set: success<br>
                            <br>
                            # mount -t glusterfs
                            127.0.0.1:gluster_shared_stora<wbr>ge
                            /var/run/gluster/shared_storag<wbr>e<br>
                            ERROR: Mount point does not exist<br>
                            Please specify a mount point<br>
                            Usage:<br>
                            man 8 /sbin/mount.glusterfs<br>
                            <br>
                            <br>
                          </blockquote>
                        </span> This error means
                        /var/run/gluster/shared_storag<wbr>e directory
                        does NOT exists.<br>
                        <br>
                        But, running the  command (gluster volume set
                        all cluster.enable-shared-storage enable)<br>
                        should carry out the mounting automatically.
                        (so, there is no need to manually mount).<br>
                        <br>
                        Check after running &quot;gluster volume set all
                        cluster.enable-shared-storage enable&quot;<br>
                            1. gluster volume info<br>
                             2. glusterfs process started with
                        volfile-id as gluster_shared_storage.<br>
                        <br>
                        Thanks,<br>
                        Saravana<br>
                        <br>
                      </blockquote>
                    </div>
                    <br>
                  </div>
                </blockquote>
                <br>
              </span></div>
          </blockquote>
        </div>
        <br>
      </div>
      <br>
      <fieldset class="m_1748935029945796892mimeAttachmentHeader"></fieldset>
      <br>
      </div></div><pre>______________________________<wbr>_________________
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    </blockquote>
    <br>
  </div>

</blockquote></div><br></div>