Thanks for the response.<div>Is it normal for when I change it on one node, the other node reflects the same UUID? <br><div><br></div><div><br><div><div>node1:</div><div><div>tunefs.ocfs2 -q -Q "BS=%5B\nUUID=%U\n" /dev/sdb1</div>
<div>BS= 4096</div><div>UUID=ea0778bd-bdaa-44af-8fbf-cb4a5d85e79f</div></div><div><br></div><div><br></div><div>node2:</div><div><div> tunefs.ocfs2 -q -Q "BS=%5B\nUUID=%U\n" /dev/sdb1</div><div>BS= 4096</div><div>
UUID=ea0778bd-bdaa-44af-8fbf-cb4a5d85e79f</div></div><div><br></div><div><br></div><div><br><br><div class="gmail_quote">On Wed, Nov 24, 2010 at 3:00 PM, Ulf Zimmermann <span dir="ltr"><<a href="mailto:ulf@openlane.com">ulf@openlane.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div lang="EN-US" link="blue" vlink="purple"><div><p class="MsoNormal"><span style="font-size:11.0pt;color:#1F497D">After the clone, you want to probably run tunefs.ocfs2 –U to reset the UUID. This is one of the steps we do when cloning volumes for database refreshes.</span></p>
<p class="MsoNormal"><span style="font-size:11.0pt;color:#1F497D"> </span></p><p class="MsoNormal"><span style="font-size:11.0pt;color:#1F497D"> </span></p><div style="border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0in 0in 0in">
<p class="MsoNormal"><b><span style="font-size:10.0pt">From:</span></b><span style="font-size:10.0pt"> <a href="mailto:ocfs2-users-bounces@oss.oracle.com" target="_blank">ocfs2-users-bounces@oss.oracle.com</a> [mailto:<a href="mailto:ocfs2-users-bounces@oss.oracle.com" target="_blank">ocfs2-users-bounces@oss.oracle.com</a>] <b>On Behalf Of </b>brad hancock<br>
<b>Sent:</b> Wednesday, November 24, 2010 12:35 PM<br><b>To:</b> <a href="mailto:ocfs2-users@oss.oracle.com" target="_blank">ocfs2-users@oss.oracle.com</a><br><b>Subject:</b> [Ocfs2-users] heartbeat and slot issues.</span></p>
</div><div><div></div><div class="h5"><p class="MsoNormal"> </p><p class="MsoNormal">I setup a host with an ocfs partition on a san and then cloned that host to another and renamed. Both machines mount their ocfs partitions but give the following errors.</p>
<div><p class="MsoNormal"> </p></div><div><p class="MsoNormal"> </p></div><div><p class="MsoNormal">Host that was cloned:</p></div><div><div><p class="MsoNormal">(1888,0):o2hb_do_disk_heartbeat:762 ERROR: Device "sdb1": another node is heartbeating in our slot!</p>
</div><div><p class="MsoNormal">[345413.242260] sd 1:0:0:0: reservation conflict</p></div><div><p class="MsoNormal">[345413.242270] sd 1:0:0:0: [sdb] Result: hostbyte=DID_OK driverbyte=DRIVER_OK,SUGGEST_OK</p></div><div><p class="MsoNormal">
[345413.242274] end_request: I/O error, dev sdb, sector 1735</p></div><div><p class="MsoNormal">[345413.242536] (0,0):o2hb_bio_end_io:225 ERROR: IO Error -5</p></div><div><p class="MsoNormal">[345413.242788] (1888,0):o2hb_do_disk_heartbeat:753 ERROR: status = -5</p>
</div><div><p class="MsoNormal">[345413.243159] sd 1:0:0:0: reservation conflict</p></div><div><p class="MsoNormal">[345413.243163] sd 1:0:0:0: [sdb] Result: hostbyte=DID_OK driverbyte=DRIVER_OK,SUGGEST_OK</p></div><div><p class="MsoNormal">
[345413.243166] end_request: I/O error, dev sdb, sector 1735</p></div><div><p class="MsoNormal">[345413.243401] (0,0):o2hb_bio_end_io:225 ERROR: IO Error -5</p></div><div><p class="MsoNormal">[345413.243639] (1888,0):o2hb_do_disk_heartbeat:753 ERROR: status = -5</p>
</div><div><p class="MsoNormal">[448460.370132] sd 1:0:0:0: reservation conflict</p></div><div><p class="MsoNormal">[448460.370145] sd 1:0:0:0: [sdb] Result: hostbyte=DID_OK driverbyte=DRIVER_OK,SUGGEST_OK</p></div><div><p class="MsoNormal">
[448460.370149] end_request: I/O error, dev sdb, sector 1735</p></div><div><p class="MsoNormal">[448460.370395] (0,0):o2hb_bio_end_io:225 ERROR: IO Error -5</p></div><div><p class="MsoNormal">[448460.370638] (1888,0):o2hb_do_disk_heartbeat:753 ERROR: status = -5</p>
</div></div><div><p class="MsoNormal"> </p></div><div><p class="MsoNormal"> </p></div><div><p class="MsoNormal">Clone: </p></div><div><p class="MsoNormal"> </p></div><div><div><p class="MsoNormal"> sd 1:0:0:0: reservation conflict</p>
</div><div><p class="MsoNormal">[17643.588011] sd 1:0:0:0: [sdb] Result: hostbyte=DID_OK driverbyte=DRIVER_OK,SUGGEST_OK</p></div><div><p class="MsoNormal">[17643.588011] end_request: I/O error, dev sdb, sector 1735</p></div>
<div><p class="MsoNormal">[17643.588011] (0,0):o2hb_bio_end_io:225 ERROR: IO Error -5</p></div><div><p class="MsoNormal">[17643.588011] (1859,0):o2hb_do_disk_heartbeat:753 ERROR: status = -5</p></div><div><p class="MsoNormal">
[17643.588011] sd 1:0:0:0: reservation conflict</p></div></div><div><p class="MsoNormal"> </p></div><div><p class="MsoNormal">This didn't seem to be a problem, but im noticing the host are no longer seeing the same data. I unmount the drives and remounted and they were the same again.</p>
</div><div><p class="MsoNormal"> </p></div><div><p class="MsoNormal"> </p></div><div><p class="MsoNormal">Thanks for any guidance,</p></div><div><p class="MsoNormal"> </p></div><div><p class="MsoNormal"> </p></div><div><div>
<p class="MsoNormal">cat /etc/ocfs2/cluster.conf</p></div><div><p class="MsoNormal">node:</p></div><div><p class="MsoNormal"> ip_port = 7777</p></div><div><p class="MsoNormal"> ip_address = 10.x.x.248</p></div>
<div><p class="MsoNormal"> number = 0</p></div><div><p class="MsoNormal"> name = smes01</p></div><div><p class="MsoNormal"> cluster = ocfs2</p></div><div><p class="MsoNormal"> </p></div><div><p class="MsoNormal">
node:</p></div><div><p class="MsoNormal"> ip_port = 7777</p></div><div><p class="MsoNormal"> ip_address = 10.x.x.249</p></div><div><p class="MsoNormal"> number = 1</p></div><div><p class="MsoNormal"> name = smes02</p>
</div><div><p class="MsoNormal"> cluster = ocfs2</p></div><div><p class="MsoNormal"> </p></div><div><p class="MsoNormal">cluster:</p></div><div><p class="MsoNormal"> node_count = 2</p></div><div><p class="MsoNormal">
name = ocfs2</p></div></div><div><p class="MsoNormal"> </p></div><div><p class="MsoNormal">cluster.conf same on both hosts.</p></div><div><p class="MsoNormal"> </p></div></div></div></div></div></blockquote></div>
<br></div></div></div></div>