great, I'll dig into when I get a chance and report back.

-wk

On 10/14/2019 10:05 AM, Amar Tumballi wrote:
Awesome, thanks!

Then, I hope this https://github.com/gluster/glusterfs/commit/ab2558a3e7a1b2de2d63a3812ab4ed58d10d8619 is included in the build.

What it means is, if you just list the xattrs of the file, you can get the file name (pgfid/basename) format. If there are no duplicate filenames, then it will be easy. Otherwise, you would need to use aux-gfid-mount to get details as told in the patch.

1.
      mount -t glusterfs -o aux-gfid-mount 127.0.0.2:testvol /mnt/aux_mount
 2. and then try doing the operation as told in commit message above
    on /mnt/aux_mount/.gfid/<gfid>


Regards,
Amar


On Mon, Oct 14, 2019 at 9:13 PM WK <[email protected] <mailto:[email protected]>> wrote:

    6.5 on Ubuntu 18


    On 10/13/2019 10:14 PM, Amar Tumballi wrote:
    Which is the version of GlusterFS you are using?

    There are few methods like 'gfid2path' option to fetch details of
    the file path from a gfid in versions above v6.0




    On Mon, Oct 14, 2019 at 8:14 AM wkmail <[email protected]
    <mailto:[email protected]>> wrote:

        We recently were trying to track down a high load situation
        on a KVM
        node in a cluster running gluster (replication2 + arb).

        Iotop on the affected node showed that gluster was involved
        showing
        abnormally heavy writes. There wasn't any obvious activity on
        the
        network coming into the VMs, so it was something internal to
        one of
        them, so we had to keep looking

        We then used gluster volume top which showed that a couple of
        shards
        were being pounded but we didn't see a way to immediately
        associate
        those shards with their VM file.

        We eventually figured out the problem VM using other methods and
        resolved the issue, but we would still like to know if there
        is a script
        or recipe to determine what file a shard may belong to as
        that would
        have sped up the resolution.

        -wk




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