[Gluster-users] peer detach fails

[Jim Kinney]

AH HA! Found the errant 3rd node. In testing to use corosync for NFS a
lock volume was created and that was still holding a use of the peer.
Dropped that volume and the peer detached as expected.


On Thu, 2018-05-31 at 14:41 +0530, Atin Mukherjee wrote:
> On Wed, May 30, 2018 at 10:55 PM, Jim Kinney <jim.kinney at gmail.com>
> wrote:
> > All,
> > 
> > I added a third peer for a arbiter brick host to replica 2 cluster.
> > Then I realized I can't use it since it has no infiniband like the
> > other two hosts (infiniband and ethernet for clients). So I removed
> > the new arbiter bricks from all of the volumes. However, I can't
> > detach the peer as it keeps saying there are bricks it hosts.
> > Nothing in volume status or info shows that host to be involved.
> > 
> > gluster peer detach innuendo force
> > peer detach: failed: Brick(s) with the peer innuendo exist in
> > cluster
> 
> How did you remove the arbiter bricks from the volumes? I If all the
> brick removals were successful, then the 3rd host shouldn't be
> hosting any bricks.  Could you provide the output of gluster volume
> info from all the nodes?
> 
> > The Self-heal daemon is still running on innuendo for each brick.
> > Should I re-add the arbiter brick and wait for the arbiter heal
> > process to complete? How do I take the arbiter brick out and not
> > break things?  It was added using:for fac in <list of volumes>; do
> > gluster volume add-brick ${fac}2 replica 3 arbiter 1
> > innuendo:/data/glusterfs/${fac}2/brick; done
> > And then removed using:for fac in <list of volumes>; do gluster
> > volume remove-brick ${fac}2 replica 2
> > innuendo:/data/glusterfs/${fac}2/brick force; done
> > 
> > Adding a new 3rd full brick host soon to avoid split-brain and
> > trying to get this cleaned up before the new hardware arrives and I
> > start the sync.-- 
> > James P. Kinney III
> > Every time you stop a school, you will have to build a jail. What
> > yougain at one end you lose at the other. It's like feeding a dog
> > on hisown tail. It won't fatten the dog.- Speech 11/23/1900 Mark
> > Twain
> > http://heretothereideas.blogspot.com/
> > 
> > _______________________________________________
> > 
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> > 
> > Gluster-users at gluster.org
> > 
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-- 
James P. Kinney III

Every time you stop a school, you will have to build a jail. What you
gain at one end you lose at the other. It's like feeding a dog on his
own tail. It won't fatten the dog.
- Speech 11/23/1900 Mark Twain

http://heretothereideas.blogspot.com/
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