[Gluster-users] Removing Brick in Distributed GlusterFS

[Susant Palai]

On Tue, Mar 12, 2019 at 5:16 PM Taste-Of-IT <kontakt at taste-of-it.de> wrote:

> Hi Susant,
>
> and thanks for your fast reply and pointing me to that log. So i was able
> to find the problem: "dht-rebalance.c:1052:__dht_check_free_space]
> 0-vol4-dht: Could not find any subvol with space accomodating the file"
>
> But Volume Detail and df -h show xTB of free Disk Space and also Free
> Inodes.
>
> Options Reconfigured:
> performance.client-io-threads: on
> storage.reserve: 0
> performance.parallel-readdir: off
> performance.readdir-ahead: off
> auth.allow: 192.168.0.*
> nfs.disable: off
> transport.address-family: inet
>
> Ok since there is enough disk space on other Bricks and i actually didnt
> complete brick-remove, can i rerun brick-remove to rebalance last Files and
> Folders?
>

Ideally, the error should not have been seen with disk space available on
the target nodes.   You can start remove-brick again and it should move out
the remaining set of files to the other bricks.


>
> Thanks
> Taste
>
>
> Am 12.03.2019 10:49:13, schrieb Susant Palai:
>
> Would it be possible for you to pass the rebalance log file on the node
> from which you want to remove the brick? (location :
> /var/log/glusterfs/<volume-name-rebalance.log>)
>
> + the following information:
>  1 - gluster volume info
>  2 - gluster volume status
>  2 - df -h output on all 3 nodes
>
>
> Susant
>
> On Tue, Mar 12, 2019 at 3:08 PM Taste-Of-IT <kontakt at taste-of-it.de>
> wrote:
>
> Hi,
> i have a 3 Node Distributed Gluster. I have one Volume over all 3 Nodes /
> Bricks.  I want to remove one Brick and run gluster volume remove-brick
> <vol> <brickname> start. The Job completes and shows 11960 failures and
> only transfers 5TB out of 15TB Data. I have still files and folders on this
> volume on the brick to remove. I actually didnt run the final command  with
> "commit". Both other Nodes have each over 6TB of free Space, so it can hold
> the remaininge Data from Brick3 theoretically.
>
> Need help.
> thx
> Taste
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