[Gluster-users] Shard file size (gluster 3.7.5)

[Krutika Dhananjay]

Could you try this again with performance.strict-write-ordering set to 'off'? 

# gluster volume set <VOL> performance.strict-write-ordering off 

-Krutika 

----- Original Message -----

> From: "Lindsay Mathieson" <lindsay.mathieson at gmail.com>
> To: "Krutika Dhananjay" <kdhananj at redhat.com>, "gluster-users"
> <gluster-users at gluster.org>
> Sent: Tuesday, November 3, 2015 7:26:41 AM
> Subject: Re: [Gluster-users] Shard file size (gluster 3.7.5)

> I can reproduce this 100% reliably, just by coping files onto a gluster
> volume. Reported File size is always larger, sometimes radically so. If I
> copy the file again, the reported file is different each time.

> using cmp I found that the file contents match, up to the size of the
> original file.

> MD5SUMS probably differ because of the different file sizes.

> On 2 November 2015 at 18:49, Krutika Dhananjay < kdhananj at redhat.com > wrote:

> > Could you share
> 
> > (1) the output of 'getfattr -d -m . -e hex <path>' where <path> represents
> > the path to the original file from the brick where it resides
> 
> > (2) the size of the file as seen from the mount point around the time when
> > (1) is taken
> 
> > (3) output of 'gluster volume info'
> 

> > -Krutika
> 

> > > From: "Lindsay Mathieson" < lindsay.mathieson at gmail.com >
> > 
> 
> > > To: "gluster-users" < gluster-users at gluster.org >
> > 
> 
> > > Sent: Sunday, November 1, 2015 6:29:44 AM
> > 
> 
> > > Subject: [Gluster-users] Shard file size (gluster 3.7.5)
> > 
> 

> > > Have upgraded my cluster to debian jessie, so able to natively test 3.7.5
> > 
> 

> > > I’ve noticed some peculiarities with reported file sizes on the gluster
> > > mount
> > > but I seem to recall this is a known issue with shards?
> > 
> 

> > > Source file is sparse, nominal size 64GB, real size 25GB. However
> > > underlying
> > > storage is ZFS with lz4 compression which reduces it to 16GB
> > 
> 

> > > No Shard:
> > 
> 

> > > ls –lh : 64 GB
> > 
> 

> > > du –h : 25 GB
> > 
> 

> > > 4MB Shard:
> > 
> 

> > > ls –lh : 144 GB
> > 
> 

> > > du –h : 21 MB
> > 
> 

> > > 512MB Shard:
> > 
> 

> > > ls –lh : 72 GB
> > 
> 

> > > du –h : 765 MB
> > 
> 

> > > a du –sh of the .shard directory show 16GB for all datastores
> > 
> 

> > > Is this a known bug for sharding? Will it be repaired eventually?
> > 
> 

> > > Sent from Mail for Windows 10
> > 
> 

> > > _______________________________________________
> > 
> 
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> > 
> 
> > > Gluster-users at gluster.org
> > 
> 
> > > http://www.gluster.org/mailman/listinfo/gluster-users
> > 
> 

> --
> Lindsay
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