[Gluster-users] Read-only volumes - timeframe for features/filter?

Burnash, James jburnash at knight.com
Tue Jan 11 08:17:33 PST 2011


Thanks Tikoo - unfortunately (?) there are no errors from the client side.

James Burnash, Unix Engineering

-----Original Message-----
From: Shehjar Tikoo [mailto:shehjart at gluster.com] 
Sent: Tuesday, January 11, 2011 12:41 AM
To: Burnash, James
Cc: gluster-users at gluster.org
Subject: Re: [Gluster-users] Read-only volumes - timeframe for features/filter?


Are any apps on the mount point erroring out with:

"Invalid argument"

or

"Stale NFS file handle"?

Burnash, James wrote:
> Hello.
> 
> Has anyone seen error messages like this in /var/log/glusterfs/nfs.log:
> 
> tail /var/log/glusterfs/nfs.log
> [2011-01-10 14:22:55.859066] I [afr-self-heal-common.c:1526:afr_self_heal_completion_cbk] pfs-ro1-replicate-3: background  meta-data data self-heal completed on /
> [2011-01-10 14:22:55.859084] I [afr-self-heal-common.c:1526:afr_self_heal_completion_cbk] pfs-ro1-replicate-5: background  meta-data data self-heal completed on /
> [2011-01-10 14:22:57.786088] E [nfs3.c:4346:nfs3_fsstat] nfs-nfsv3: Failed to map FH to vol
> [2011-01-10 14:22:59.355112] E [nfs3.c:4346:nfs3_fsstat] nfs-nfsv3: Failed to map FH to vol
> [2011-01-10 14:22:59.415732] E [nfs3.c:675:nfs3_getattr] nfs-nfsv3: Failed to map FH to vol
> [2011-01-10 14:22:59.455029] E [nfs3.c:675:nfs3_getattr] nfs-nfsv3: Failed to map FH to vol
> [2011-01-10 14:23:01.800751] E [nfs3.c:675:nfs3_getattr] nfs-nfsv3: Failed to map FH to vol
> [2011-01-10 14:23:02.127233] E [nfs3.c:675:nfs3_getattr] nfs-nfsv3: Failed to map FH to vol
> [2011-01-10 14:23:07.834044] E [nfs3.c:4346:nfs3_fsstat] nfs-nfsv3: Failed to map FH to vol
> [2011-01-10 14:23:09.478852] E [nfs3.c:4346:nfs3_fsstat] nfs-nfsv3: Failed to map FH to vol
> [2011-01-10 14:40:18.558072] E [afr-self-heal-metadata.c:524:afr_sh_metadata_fix] pfs-ro1-replicate-5: Unable to self-heal permissions/ownership of '/' (possible split-brain). Please fix the file on all backend volumes
> 
> Mount is done with this command:
> mount -v -t nfs -o soft,rsize=16384,wsize=16384 jc1lpfsnfsro:/pfs-ro1 /pfs1
> 
> Command line being executed is:
> 
> rsync -av  --progress /pfs1/online_archive/2010 .
> 
> This CentOS 5.5 x86_64, GlusterFS 3.1.1. Currently configured:
> 
> gluster volume info
> 
> Volume Name: pfs-ro1
> Type: Distributed-Replicate
> Status: Started
> Number of Bricks: 10 x 2 = 20
> Transport-type: tcp
> Bricks:
> Brick1: jc1letgfs17-pfs1:/export/read-only/g01
> Brick2: jc1letgfs18-pfs1:/export/read-only/g01
> Brick3: jc1letgfs17-pfs1:/export/read-only/g02
> Brick4: jc1letgfs18-pfs1:/export/read-only/g02
> Brick5: jc1letgfs17-pfs1:/export/read-only/g03
> Brick6: jc1letgfs18-pfs1:/export/read-only/g03
> Brick7: jc1letgfs17-pfs1:/export/read-only/g04
> Brick8: jc1letgfs18-pfs1:/export/read-only/g04
> Brick9: jc1letgfs17-pfs1:/export/read-only/g05
> Brick10: jc1letgfs18-pfs1:/export/read-only/g05
> Brick11: jc1letgfs17-pfs1:/export/read-only/g06
> Brick12: jc1letgfs18-pfs1:/export/read-only/g06
> Brick13: jc1letgfs17-pfs1:/export/read-only/g07
> Brick14: jc1letgfs18-pfs1:/export/read-only/g07
> Brick15: jc1letgfs17-pfs1:/export/read-only/g08
> Brick16: jc1letgfs18-pfs1:/export/read-only/g08
> Brick17: jc1letgfs17-pfs1:/export/read-only/g09
> Brick18: jc1letgfs18-pfs1:/export/read-only/g09
> Brick19: jc1letgfs17-pfs1:/export/read-only/g10
> Brick20: jc1letgfs18-pfs1:/export/read-only/g10
> 
> Thanks.
> 
> James Burnash
> Unix Engineering.
> 
> 
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