<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><div class="">I have used the add-brick command in the past but I’m not sure how to go about using it to do this…</div><div class=""><br class=""></div><div class="">Could anyone provide an example?</div><div class=""><br class=""></div><div class="">As shown below, the current setup, xs141 is replica with xs138. xs139 is replica with xs140. I would like to have 139 serve as arbiter for 141 and 138. And I’d like 141 to serve as arbiter for 139 and 140.</div><br class=""><div><blockquote type="cite" class=""><div class="">On Mar 29, 2016, at 1:07 PM, Atin Mukherjee <<a href="mailto:atin.mukherjee83@gmail.com" class="">atin.mukherjee83@gmail.com</a>> wrote:</div><div class=""><p dir="ltr" class="">-Atin<br class="">
Sent from one plus one<br class="">
On 29-Mar-2016 10:21 pm, "Russell Purinton" <<a href="mailto:russell.purinton@gmail.com" class="">russell.purinton@gmail.com</a>> wrote:<br class="">
><br class="">
> I have several existing volumes configured in the following way:<br class="">
><br class="">
> Volume Name: sonic001<br class="">
> Type: Distributed-Replicate<br class="">
> Volume ID: 362eb3a8-c211-4f35-bcd3-87785c51f15c<br class="">
> Status: Started<br class="">
> Number of Bricks: 4 x 2 = 8<br class="">
> Transport-type: tcp<br class="">
> Bricks:<br class="">
> Brick1: xs141:/brick1/sonic001p0r0<br class="">
> Brick2: xs138:/brick1/sonic001p0r1<br class="">
> Brick3: xs139:/brick1/sonic001p1r0<br class="">
> Brick4: xs140:/brick1/sonic001p1r1<br class="">
> Brick5: xs141:/brick0/sonic001p2r0<br class="">
> Brick6: xs138:/brick0/sonic001p2r1<br class="">
> Brick7: xs139:/brick0/sonic001p4r0<br class="">
> Brick8: xs140:/brick0/sonic001p3r1<br class="">
><br class="">
> I recently learned that replica 2 can’t be considered HA because of the split brain scenario that would occur if a network partition occurred. I also recently learned that using replica 3 arbiter 1 was a way to solve this problem without consuming additional space.<br class="">
><br class="">
> Is there a way I can change this existing volume to be replica 3 arbiter 1, or do I need to create new volumes and rsync the data?<br class=""></p><p dir="ltr" class="">I think you should be able to convert the volume topology using add-brick command.</p><p dir="ltr" class="">><br class="">
> Thanks,<br class="">
><br class="">
> Russ<br class="">
><br class="">
> _______________________________________________<br class="">
> Gluster-users mailing list<br class="">
> <a href="mailto:Gluster-users@gluster.org" class="">Gluster-users@gluster.org</a><br class="">
> <a href="http://t.sidekickopen04.com/e1t/c/5/f18dQhb0S7lC8dDMPbW2n0x6l2B9nMJW7t5XYg4WrRszW5vMG9n4Ws1JHW8qlQyH56dN-Qf7FpX5q02?si=6102096971038720&pi=A151817F-3672-4C85-B806-C83520AA51A5&t=http%3A%2F%2Fwww%2Egluster%2Eorg%2Fmailman%2Flistinfo%2Fgluster%2Dusers" class="">http://www.gluster.org/mailman/listinfo/gluster-users</a><br class=""></p><p dir="ltr" class="">-Atin<br class="">
Sent from one plus one</p>
</div></blockquote></div><br class=""><img src="http://t.sidekickopen04.com/e1t/o/5/f18dQhb0S7ks8dDMPbW2n0x6l2B9gXrN7sKj6v4LN9-W2z8_hM5wLWr-N7dSKlbd3_yKW6jq8hk1k1H6H0?si=6102096971038720&pi=A151817F-3672-4C85-B806-C83520AA51A5" width="1" height="1" style="display:none!important"></body></html>