[Gluster-users] Problems with striped-replicated volumes on 3.3.1

[Ben Turner]

----- Original Message -----
> From: "Michael Kushnir (NIH/NLM/LHC) [C]" <michael.kushnir at nih.gov>
> To: gluster-users at gluster.org
> Sent: Tuesday, October 23, 2012 1:35:56 PM
> Subject: [Gluster-users] Problems with striped-replicated volumes on 3.3.1
> 
> 
> 
> 
> 
> Good afternoon,
> 
> 
> 
> I am playing around with GlusterFS 3.1 in CentOS 6 virtual machines
> to see if I can get of proof of concept for a bigger project. In my
> setup, I have 4 GlusterFS servers with two bricks each of 10GB with
> XFS (per your quick-start guide). So, I have a total of 8 bricks.
> When bu
> 
> 
> 
> I have no problem with distributed-replicated volumes. However, when
> I set up a striped replicated volume and mounted it via the native
> client, I had problems with file operations.
> 
> 
> 
> My striped-replicated volume had 8 bricks. I set it up with 4 stripes
> and 2 replicas. I made sure that no bricks on the same server were
> in pairs next to each other. The volume created fine and started
> fine. “gluster volume info” and “gluster volume status” showed no
> problems. The volume mounted fine.
> 
> 
> 
> I tried to run “dd if=/dev/zero…” to a new file on the volume, and it
> would fail every time. However, when I would “touch” the file to
> create it first, dd would work fine afterwards. The same was true
> with creating a text file with nano. First, the save of a new file
> would fail, then when re-tried, it would succeed.
> 
> 
> 
> The errors I would see in the client log are:
> 
> 
> 
> [2012-10-21 19:41:18.974559] E
> [stripe-helpers.c:268:stripe_ctx_handle] 0-dsr-vol-stripe-0: Failed
> to get stripe-size
> 
> [2012-10-21 19:41:18.975471] W [fuse-bridge.c:2025:fuse_writev_cbk]
> 0-glusterfs-fuse: 11545: WRITE => -1 (Invalid argument)
> 

I opened BZ https://bugzilla.redhat.com/show_bug.cgi?id=861423 a while back.  I am also hitting problems with fops on striped replicate volumes on the 3.3.0 branch.  I just retested and hit it again, I'll update the BZ with my latest.

> 
> 
> Please advise.
> 
> 
> 
> 
> 
> Thanks,
> Michael
> 
> 
> 
> 
> 
> ______________________________________________________________________________________
> 
> Michael Kushnir
> 
> System Architect / Engineer
> 
> Communications Engineering Branch
> 
> Lister Hill National Center for Biomedical Communications
> 
> National Library of Medicine
> 
> 
> 
> 8600 Rockville Pike, Building 38A, Floor 10
> 
> Besthesda, MD 20894
> 
> 
> 
> Phone: 301-435-3219
> 
> Email: michael.kushnir at nih.gov
> 
> 
> 
> VMW-LGO-CERTIFIED-PRO-5-K
> 
> 
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