On Wed, 3 Feb 2021, 18:33 Diego Zuccato, <[email protected]> wrote:
> Hello all. > > What is the proper procedure to reduce a "replica 3 arbiter 1" volume? > Can you kindly elaborate the volume configuration. Is this a plain arbiter volume or is it a distributed arbiter volume? Please share the volume info so that we can help you better > The procedure I've found is: > 1) # gluster volume remove-brick VOLNAME BRICK start > (repeat for each brick to be removed, but being a r3a1 should I remove > both bricks and the arbiter in a single command or multiple ones?) > No , you can mention bricks of a distributed subvolume in one command. If you are having a 1x(2+1a) volume , then you should mention only one brick. Start by removing the arbiter brick > 2) # gluster volume remove-brick VOLNAME BRICK status > (to monitor migration) > 3) # gluster volume remove-brick VOLNAME BRICK commit > (to finalize the removal) > 4) umount and reformat the freed (now unused) bricks > Is this safe? What is the actual need to remove bricks? If you feel this volume is not needed anymore , then just delete the volume, instead of going through each brick deletion > > And once the bricks are removed I'll have to distribute arbiters across > the current two data servers and a new one (currently I'm using a > dedicated VM just for the arbiters). But that's another pie :) > > -- > Diego Zuccato > DIFA - Dip. di Fisica e Astronomia > Servizi Informatici > Alma Mater Studiorum - Università di Bologna > V.le Berti-Pichat 6/2 - 40127 Bologna - Italy > tel.: +39 051 20 95786 > ________ > > > > Community Meeting Calendar: > > Schedule - > Every 2nd and 4th Tuesday at 14:30 IST / 09:00 UTC > Bridge: https://meet.google.com/cpu-eiue-hvk > Gluster-users mailing list > [email protected] > https://lists.gluster.org/mailman/listinfo/gluster-users >
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