On Wed, Mar 14, 2018 at 3:36 PM, Anatoliy Dmytriyev <[email protected]> wrote:
> Hi Karthik, > > > Thanks a lot for the explanation. > > Does it mean a distributed volume health can be checked only by "gluster > volume status " command? > Yes. I am not aware of any other command which can give the status of plain distribute volume which is similar to the heal info command for replicate/disperse volumes. > And one more question: cluster.min-free-disk is 10% by default. What kind > of "side effects" can we face if this option will be reduced to, for > example, 5%? Could you point to any best practice document(s)? > Yes you can decrease it to any value. There won't be any side effect. Regards, Karthik > > Regards, > > Anatoliy > > > > > > On 2018-03-13 16:46, Karthik Subrahmanya wrote: > > Hi Anatoliy, > > The heal command is basically used to heal any mismatching contents > between replica copies of the files. > For the command "gluster volume heal <volname>" to succeed, you should > have the self-heal-daemon running, > which is true only if your volume is of type replicate/disperse. > In your case you have a plain distribute volume where you do not store the > replica of any files. > So the volume heal will return you the error. > > Regards, > Karthik > > On Tue, Mar 13, 2018 at 7:53 PM, Anatoliy Dmytriyev <[email protected]> > wrote: > >> Hi, >> >> >> Maybe someone can point me to a documentation or explain this? I can't >> find it myself. >> Do we have any other useful resources except doc.gluster.org? As I see >> many gluster options are not described there or there are no explanation >> what is doing... >> >> >> >> On 2018-03-12 15:58, Anatoliy Dmytriyev wrote: >> >>> Hello, >>> >>> We have a very fresh gluster 3.10.10 installation. >>> Our volume is created as distributed volume, 9 bricks 96TB in total >>> (87TB after 10% of gluster disk space reservation) >>> >>> For some reasons I can't "heal" the volume: >>> # gluster volume heal gv0 >>> Launching heal operation to perform index self heal on volume gv0 has >>> been unsuccessful on bricks that are down. Please check if all brick >>> processes are running. >>> >>> Which processes should be run on every brick for heal operation? >>> >>> # gluster volume status >>> Status of volume: gv0 >>> Gluster process TCP Port RDMA Port Online >>> Pid >>> ------------------------------------------------------------ >>> ------------------ >>> Brick cn01-ib:/gfs/gv0/brick1/brick 0 49152 Y >>> 70850 >>> Brick cn02-ib:/gfs/gv0/brick1/brick 0 49152 Y >>> 102951 >>> Brick cn03-ib:/gfs/gv0/brick1/brick 0 49152 Y >>> 57535 >>> Brick cn04-ib:/gfs/gv0/brick1/brick 0 49152 Y >>> 56676 >>> Brick cn05-ib:/gfs/gv0/brick1/brick 0 49152 Y >>> 56880 >>> Brick cn06-ib:/gfs/gv0/brick1/brick 0 49152 Y >>> 56889 >>> Brick cn07-ib:/gfs/gv0/brick1/brick 0 49152 Y >>> 56902 >>> Brick cn08-ib:/gfs/gv0/brick1/brick 0 49152 Y >>> 94920 >>> Brick cn09-ib:/gfs/gv0/brick1/brick 0 49152 Y >>> 56542 >>> >>> Task Status of Volume gv0 >>> ------------------------------------------------------------ >>> ------------------ >>> There are no active volume tasks >>> >>> >>> # gluster volume info gv0 >>> Volume Name: gv0 >>> Type: Distribute >>> Volume ID: 8becaf78-cf2d-4991-93bf-f2446688154f >>> Status: Started >>> Snapshot Count: 0 >>> Number of Bricks: 9 >>> Transport-type: rdma >>> Bricks: >>> Brick1: cn01-ib:/gfs/gv0/brick1/brick >>> Brick2: cn02-ib:/gfs/gv0/brick1/brick >>> Brick3: cn03-ib:/gfs/gv0/brick1/brick >>> Brick4: cn04-ib:/gfs/gv0/brick1/brick >>> Brick5: cn05-ib:/gfs/gv0/brick1/brick >>> Brick6: cn06-ib:/gfs/gv0/brick1/brick >>> Brick7: cn07-ib:/gfs/gv0/brick1/brick >>> Brick8: cn08-ib:/gfs/gv0/brick1/brick >>> Brick9: cn09-ib:/gfs/gv0/brick1/brick >>> Options Reconfigured: >>> client.event-threads: 8 >>> performance.parallel-readdir: on >>> performance.readdir-ahead: on >>> cluster.nufa: on >>> nfs.disable: on >> >> >> -- >> Best regards, >> Anatoliy >> _______________________________________________ >> Gluster-users mailing list >> [email protected] >> http://lists.gluster.org/mailman/listinfo/gluster-users >> > > -- > Best regards, > Anatoliy >
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