<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Is this not a split brain?<div><br></div><div><div># <a href="http://www.drbd.org/users-guide-8.3/s-resolve-split-brain.html">http://www.drbd.org/users-guide-8.3/s-resolve-split-brain.html</a></div><div><br></div><div># make a secondary node (it's there already)</div><div># Do this on the secondary only</div><div>drbdadm secondary main</div><div>drbdadm -- --discard-my-data connect main</div><div><br></div><div># do this on the primary</div><div>drbdadm connect main</div><div><br></div><div>Sometimes you need to disconnect first..</div><div>disconnect main</div><div><br></div><div><br></div><div><br></div><div><br></div><div><div>On 12 jun. 2012, at 07:15, <a href="mailto:y@yas.ch">y@yas.ch</a> wrote:</div><br class="Apple-interchange-newline"><blockquote type="cite"><div style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; "><div><div><span class="Apple-style-span" style="font-family: Helvetica; ">Hi all</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">I want to upgrade a two node cluster, without downtime of the complete drbd node.</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">The two different versions should only run a short time.</span><span class="Apple-style-span" style="font-family: Helvetica; "><span class="Apple-converted-space"> </span></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">One node is already upgraded to ubuntu 12.04 - drbd 8.3.11 - kernel 3.2.0</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">The other node is running ubuntu 10.04 - drbd 8.3.7, as primary. </span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">When I try to connect the node running drbd 8.3.11 to sync to the node running 8.3.7.</span><span class="Apple-style-span" style="font-family: Helvetica; "><span class="Apple-converted-space"> </span></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">I get some errors.</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">The sync gets started, but stops.</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">root@host /var/log # cat /proc/drbd</span><span class="Apple-style-span" style="font-family: Helvetica; "><span class="Apple-converted-space"> </span></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">version: 8.3.11 (api:88/proto:86-96)</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">srcversion: 71955441799F513ACA6DA60</span><span class="Apple-style-span" style="font-family: Helvetica; "><span class="Apple-converted-space"> </span></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">1: cs:SyncTarget ro:Secondary/Primary ds:Inconsistent/UpToDate C r-----</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; "> ns:0 nr:32 dw:32 dr:0 al:0 bm:0 lo:0 pe:120 ua:0 ap:0 ep:1 wo:f oos:524281120</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; "><span class="Apple-tab-span" style="white-space: pre; "> </span></span><span class="Apple-style-span" style="font-family: Helvetica; ">[>....................] sync'ed: 0.1% (511992/511992)Mfinish: 364:05:02 speed: 0 (0) want: 76,800 K/sec</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">version: 8.3.11 (api:88/proto:86-96)</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">srcversion: 71955441799F513ACA6DA60</span><span class="Apple-style-span" style="font-family: Helvetica; "><span class="Apple-converted-space"> </span></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">1: cs:BrokenPipe ro:Secondary/Unknown ds:Inconsistent/DUnknown C r-----</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; "> ns:0 nr:32 dw:32 dr:0 al:0 bm:0 lo:2 pe:120 ua:0 ap:0 ep:1 wo:f oos:524281120</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">conn( WFBitMapT -> WFSyncUUID )</span><span class="Apple-style-span" style="font-family: Helvetica; "><span class="Apple-converted-space"> </span></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">updated sync uuid 4521C444BE77EC04:0000000000000000:0000000000000000:0000000000000000</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">helper command: /sbin/drbdadm before-resync-target minor-1</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">helper command: /sbin/drbdadm before-resync-target minor-1 exit code 0 (0x0)</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">conn( WFSyncUUID -> SyncTarget )</span><span class="Apple-style-span" style="font-family: Helvetica; "><span class="Apple-converted-space"> </span></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">Began resync as SyncTarget (will sync 524281096 KB [131070274 bits set]).</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">sock was shut down by peer</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">meta connection shut down by peer.</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">peer( Primary -> Unknown ) conn( SyncTarget -> BrokenPipe ) pdsk( UpToDate -> DUnknown )</span><span class="Apple-style-span" style="font-family: Helvetica; "><span class="Apple-converted-space"> </span></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">short read expecting header on sock: r=0</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">asender terminated</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">Terminating drbd1_asender</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">bitmap WRITE of 4000 pages took 53 jiffies</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">conn( BrokenPipe -> Disconnecting )</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">Somebody already run into this issue?</span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; "><br></span><span class="Apple-style-span" style="font-family: Helvetica; ">yves</span></div></div><br></div>_______________________________________________<br>drbd-user mailing list<br><a href="mailto:drbd-user@lists.linbit.com">drbd-user@lists.linbit.com</a><br>http://lists.linbit.com/mailman/listinfo/drbd-user<br></blockquote></div><br></div></body></html>