[Gluster-users] AFR self-heal problem

[王利俊]

I have met similar problem in gluster1.3.12 afr.

and I've reported this problem to here.

http://zresearch.com/pipermail/gluster-users/20081207/000751.html

在 2009年1月7日 星期三，artur.k 写道：
> We have a problem with glusterfs. We are using two serwers and couple
> clients (AFR). There are errors on some files on the clients:
>
> on-client:/var/www#  cat
> blogclient8x/production/files/skins/img/view1451.jpg | head -1 cat:
> blogclient8x/production/files/skins/img/view1451.jpg: Input/output error
>
> bad !!!
>
> on-server:/var/storage/glusterfs# cat
> blogclient8x/production/files/skins/img/view1451.jpg | head -1
> ˙Ř˙ŕJFIF˙ţ>CREATOR: gd-jpeg v1.0 (using IJG JPEG v62), default quality
>
> ok !!!
>
> In the client's glusterfs log we have:
>
> 2009-01-07 11:16:36 W [afr-self-heal-common.c:1005:afr_self_heal] afr:
> performing self heal on /blogclient8x/production/files/
> skins/img/view1451.jpg (metadata=0 data=1 entry=0)
> 2009-01-07 11:16:36 E [afr-self-heal-data.c:777:afr_sh_data_fix] afr:
> Unable to resolve conflicting data of /blogclient8x/prod
> uction/files/skins/img/view1451.jpg. Please resolve manually by deleting
> the file /blogclient8x/production/files/skins/img/vie w1451.jpg from all
> but the preferred subvolume
> 2009-01-07 11:16:36 W [afr-self-heal-data.c:70:afr_sh_data_done] afr: self
> heal of /blogclient8x/production/files/skins/img/vi ew1451.jpg completed
> 2009-01-07 11:16:36 W [afr.c:595:afr_open] afr: returning EIO, file has to
> be manually corrected in backend 2009-01-07 11:16:36 E
> [fuse-bridge.c:662:fuse_fd_cbk] glusterfs-fuse: 597734: OPEN()
> /blogclient8x/production/files/skins/img/ view1451.jpg => -1 (Input/output
> error)
> 2009-01-07 11:16:36 W [afr.c:595:afr_open] afr: returning EIO, file has to
> be manually corrected in backend 2009-01-07 11:16:36 E
> [fuse-bridge.c:662:fuse_fd_cbk] glusterfs-fuse: 597735: OPEN()
> /blogclient8x/production/files/skins/img/ view1451.jpg => -1 (Input/output
> error)
> 2009-01-07 11:16:37 W [afr.c:595:afr_open] afr: returning EIO, file has to
> be manually corrected in backend 2009-01-07 11:16:37 E
> [fuse-bridge.c:662:fuse_fd_cbk] glusterfs-fuse: 597736: OPEN()
> /blogclient8x/production/files/skins/img/ view1451.jpg => -1 (Input/output
> error)
>
> Removing the file from one of the glusterFS servers doesn't help. Even if I
> disable one of the servers and try to use cat command on the file (on the
> client) the problem still persists with the same error message in the log
> file.
>
>
>
> glusterfs 1.4.0rc3 built on Dec 17 2008 15:34:25
> Repository revision: glusterfs--mainline--3.0--patch-777
>
> Linux www 2.6.18-6-xen-amd64
> Debian etch 4.0
>
> client:
>
> volume client1
>   type protocol/client
>   option transport-type tcp/client
>   option remote-host xxx
>   option remote-port 6996
>   option remote-subvolume brick
> end-volume
>
> volume client2
>  type protocol/client
>  option transport-type tcp/client
>  option remote-host xxx
>  option remote-port 6996
>  option remote-subvolume brick
> end-volume
>
> volume afr
>   type cluster/afr
>   subvolumes client1 client2
>   option entry-self-heal on
>   option data-self-heal on
>   option metadata-self-heal off
> end-volume
>
> volume wh
>   type performance/write-behind
>   option flush-behind on
>   subvolumes afr
> end-volume
>
> volume io-cache
>   type performance/io-cache
>   option cache-size 64MB
>   option page-size 1MB
>   option force-revalidate-timeout 2
>   subvolumes wh
> end-volume
>
> volume iot
>   type performance/io-threads
>   subvolumes io-cache
>   option thread-count 4
>   option cache-size 64MB
> end-volume
>
>
> server:
> volume posix
>   type storage/posix
>   option directory /var/storage/glusterfs
> end-volume
>
> volume p-locks
>   type features/posix-locks
>   subvolumes posix
>   option mandatory on
> end-volume
>
> volume wh
>   type performance/write-behind
>   option flush-behind on
>   subvolumes p-locks
> end-volume
>
> volume brick
>   type performance/io-threads
>   subvolumes wh
>   option thread-count 2
>   option cache-size 64MB
> end-volume
>
> volume server
>   type protocol/server
>   subvolumes brick
>   option transport-type tcp/server
>   option auth.addr.brick.allow 10.*.*.*
> end-volume
>
>
>
>
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> Gluster-users at gluster.org
> http://zresearch.com/cgi-bin/mailman/listinfo/gluster-users



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