<font size=2 face="sans-serif">I think you would need 8.3 and above for
node stacking, also where is the 3rd node is it local or at a remote location.</font><br><br><font size=2 face="sans-serif">As far as upgrading goes.</font><br><br><font size=2 face="sans-serif">I would have thought this would be the
best method.</font><br><br><font size=2 face="sans-serif">node1 = Primary</font><br><font size=2 face="sans-serif">node2 = Secondary</font><br><br><font size=2 face="sans-serif">1) Stop DRBD on node2 ( Secondary ).
Upgrade DRBD. Start DRBD on node2. Wait for DRBD to resync data</font><br><font size=2 face="sans-serif">2) Once data has synced. Demote node1(
Current Primary ) to secondary. Bring up node2 as your new Primary.</font><br><font size=2 face="sans-serif">2) node1 is now a secondary, so your
safe to stop DRBD, upgrade DBRD, bring back online as secondary and wait
for resync to occur.....</font><br><br><br><br><br><table width=100%><tr valign=top><td><font size=1 color=#5f5f5f face="sans-serif">From:</font><td><font size=1 face="sans-serif">"Adam Taylor" <adam.taylor@wml.co.nz></font><tr valign=top><td><font size=1 color=#5f5f5f face="sans-serif">To:</font><td><font size=1 face="sans-serif"><drbd-user@lists.linbit.com></font><tr valign=top><td><font size=1 color=#5f5f5f face="sans-serif">Date:</font><td><font size=1 face="sans-serif">20/07/2009 22:09</font><tr valign=top><td><font size=1 color=#5f5f5f face="sans-serif">Subject:</font><td><font size=1 face="sans-serif">[DRBD-user] Adding a third drbd node</font><tr valign=top><td><font size=1 color=#5f5f5f face="sans-serif">Sent by:</font><td><font size=1 face="sans-serif">drbd-user-bounces@lists.linbit.com</font></table><br><hr noshade><br><br><br><font size=2 face="Arial">Hi Everyone,</font><br><font size=3> </font><br><font size=2 face="Arial">I currently have a two node cluster using
heartbeat in a Primary/Secondary mode. My question is:</font><br><font size=3> </font><br><font size=2 face="Arial">Is it possible to add a third node as a DR
server (act as a second secondary) using drbd version 8.2.5? Or will
I have to upgrade to 8.3? These two servers are live at the moment
and would rather not have to be taking them offline for a version upgrade.
</font><br><font size=3> </font><br><font size=2 face="Arial">However, if this is the case, is there a
"sure-fire" way to upgrading versions? </font><br><font size=3> </font><br><font size=2 face="Arial">Any help would be much appreciated.</font><br><font size=3> </font><br><font size=2 face="Arial">Cheers,</font><br><font size=3> </font><br><font size=2 face="Verdana">___________________________________________________</font><br><font size=3> </font><br><font size=3> </font><br><font size=2 face="Tahoma">Adam Taylor | Engineer </font><font size=2 color=#ff8100 face="Tahoma">|
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