See my next post to the list<br><br><div><span class="gmail_quote">On 6/20/07, <b class="gmail_sendername">Anuj Singh</b> <<a href="mailto:anujhere@gmail.com">anujhere@gmail.com</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
On 6/20/07, Mike Tewner <<a href="mailto:tewner@gmail.com">tewner@gmail.com</a>> wrote:<br>> Do <a href="http://pr0005.prolo.com">pr0005.prolo.com</a> and <a href="http://pr0009.prolo.com">pr0009.prolo.com</a> <
<a href="http://pr0005.prolo.com/">http://pr0005.prolo.com/</a>><br>> resolve on both machines?<br>Yes entries of both machines is in /etc/hosts file, and resolving<br>> did you so a sync?<br>I used this command from pr009
<br>drbdadm -- --overwrite-data-of-peer primary all<br><br><br>> Do you have a rule in the drbd.conf telling drbd what do in case of a<br>> splitbrain?<br>no it is not.<br>my drbd.conf file is<br>global { usage-count yes; }
<br> common { syncer { rate 10M; } }<br> resource r0 {<br> protocol C;<br> startup { wfc-timeout 12; degr-wfc-timeout 120; }<br> net {<br> cram-hmac-alg sha1;<br> shared-secret "prolog";
<br> allow-two-primaries;<br><br> }<br> on <a href="http://pr009.prolo.com">pr009.prolo.com</a> {<br> device /dev/drbd1;<br> disk /dev/hdb10;<br>
address <a href="http://192.168.10.38:7789">192.168.10.38:7789</a>;<br> meta-disk internal;<br> }<br> on <a href="http://pr0005.prolo.com">pr0005.prolo.com</a> {<br>
device /dev/drbd1;<br> disk /dev/hda6;<br> address <a href="http://192.168.10.31:7789">192.168.10.31:7789</a>;<br> meta-disk internal;<br> }
<br><br>how do i synchronize both primary/primary nodes?<br><br>i found that if i unmount and remount after a while i can see pr009<br>machine updated.<br>How to define sync timing?<br>What about /etc/ha.d/resource.d/drbddisk script
<br>i started it with<br>/etc/ha.d/resource.d/drbddisk r0 start<br><br>thanks and regards<br>anugunj "anuj singh"<br>><br>><br>> On 6/20/07, Anuj Singh <<a href="mailto:anujhere@gmail.com">anujhere@gmail.com
</a>> wrote:<br>> ><br>> > On 6/20/07, Mike Tewner <<a href="mailto:tewner@gmail.com">tewner@gmail.com</a>> wrote:<br>> > > you can start by setting<br>> > > allow-two-primaries;<br>
> > > in your drbd.conf file, under net{}<br>> > ><br>> > > On 6/20/07, Anuj Singh <<a href="mailto:anujhere@gmail.com">anujhere@gmail.com</a>> wrote:<br>> > > ><br>> > > > hi,
<br>> > > > I am using drbd-8.0.3 version on redhat enterprise 4 linux.<br>> > > > my /etc/drdb.conf is<br>> > > > global { usage-count yes; }<br>> > > > common { syncer { rate 10M; } }
<br>> > > > resource r0 {<br>> > > > protocol C;<br>> > > > net {<br>> > > > cram-hmac-alg sha1;<br>> > > > shared-secret "prolog";
<br>> > > > }<br>> > > > on <a href="http://pr009.prolo.com">pr009.prolo.com</a> {<br>> > > > device /dev/drbd1;<br>> > > > disk /dev/hdb10;
<br>> > > > address <a href="http://192.168.10.38:7789">192.168.10.38:7789</a>;<br>> > > > meta-disk internal;<br>> > > > }<br>> > > > on
<a href="http://pr0005.prolo.com">pr0005.prolo.com</a> {<br>> > > > device /dev/drbd1;<br>> > > > disk /dev/hda6;<br>> > > > address
<a href="http://192.168.10.31:7789">192.168.10.31:7789</a>;<br>> > > > meta-disk internal;<br>> > > > }<br>> > > > }<br>> > > ><br>> > > > while making primary both the nodes, second node gives me this error
<br>> > > > act_log: used:0/127 hits:0 misses:0 starving:0 dirty:0<br>> > changed:0<br>> > > > [root@pr009 scripts]# drbdadm primary r0<br>> > > > State change failed: (-1) Multiple primaries not allowed by config
<br>> > > > Command 'drbdsetup /dev/drbd1 primary' terminated with exit code 11<br>> > > > how to make both nodes primary/primary simultaneously? in drbdsetup<br>> > > > man pages there is one option with -m . but i am unable to use it.
<br>> > > ><br>> > > > target is to mount gfs on both nodes for cluster HA.<br>> > > > drbdsetup /dev/drbd1 primary -o<br>> > > > State change failed: (-1) Multiple primaries not allowed by config
<br>> > > > Using -m option<br>> > Thank you Mike,<br>> > it is working, I mounted both patritions, able to write on both,<br>> > unmonted again and restarting service gave me splitbrain error.
<br>> > most probably some other mistake i made, going threw<br>> > <a href="http://lists.linbit.com/pipermail/drbd-user/2007-June/006950.html">http://lists.linbit.com/pipermail/drbd-user/2007-June/006950.html
</a><br>> > it is not continuously updating, my drbd.conf<br>> > global { usage-count yes; }<br>> > common { syncer { rate 10M; } }<br>> > resource r0 {<br>> > protocol C;
<br>> > startup { wfc-timeout 12; degr-wfc-timeout 120; }<br>> > net {<br>> > cram-hmac-alg sha1;<br>> > shared-secret "prolog";<br>> > allow-two-primaries;
<br>> ><br>> > }<br>> > on <a href="http://pr009.prolo.com">pr009.prolo.com</a> {<br>> > device /dev/drbd1;<br>> > disk /dev/hdb10;
<br>> > address <a href="http://192.168.10.38:7789">192.168.10.38:7789</a>;<br>> > meta-disk internal;<br>> > }<br>> > on <a href="http://pr0005.prolo.com">
pr0005.prolo.com</a> {<br>> > device /dev/drbd1;<br>> > disk /dev/hda6;<br>> > address <a href="http://192.168.10.31:7789">192.168.10.31:7789</a>
;<br>> > meta-disk internal;<br>> > }<br>> > }<br>> ><br>> > cat /proc/drbd on pr0005 (<a href="http://192.168.10.31">192.168.10.31</a>)<br>> > cs:StandAlone st:Primary/Unknown ds:UpToDate/DUnknown r---
<br>> > ns:0 nr:0 dw:272 dr:269 al:0 bm:4 lo:0 pe:0 ua:0 ap:0<br>> > resync: used:0/31 hits:18 misses:4 starving:0 dirty:0 changed:4<br>> > act_log: used:0/127 hits:25 misses:0 starving:0 dirty:0 changed:0
<br>> ><br>> > and cat /proc/drbd on pr009 (<a href="http://192.168.10.38">192.168.10.38</a>)is<br>> ><br>> > 1: cs:WFConnection st:Primary/Unknown ds:UpToDate/DUnknown C r---<br>> > ns:0 nr:0 dw:0 dr:0 al:0 bm:0 lo:0 pe:0 ua:0 ap:0
<br>> > resync: used:0/31 hits:0 misses:0 starving:0 dirty:0 changed:0<br>> > act_log: used:0/127 hits:0 misses:0 starving:0 dirty:0 changed:0<br>> ><br>> > what am i missing in this configuration, I tried to restart sevice and
<br>> > check if it is updating data if one node restarts.<br>> ><br>> > Thanks and regards<br>> > anugunj "anuj singh"<br>> ><br>> ><br>> > > > drbdsetup /dev/drbd1 primary -m
<br>> > > > drbdsetup: unrecognized option '-m'<br>> > > ><br>> > > > how to make it primary primary ,<br>> > > ><br>> > > > thanks and regards<br>> > > > anugunj "anuj singh"
<br>> > > > _______________________________________________<br>> > > > drbd-user mailing list<br>> > > > <a href="mailto:drbd-user@lists.linbit.com">drbd-user@lists.linbit.com</a><br>> > > >
<a href="http://lists.linbit.com/mailman/listinfo/drbd-user">http://lists.linbit.com/mailman/listinfo/drbd-user</a><br>> > > ><br>> > ><br>> ><br>><br></blockquote></div><br>