Client and server file "view", different results?! Client can't see the right file.

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Can you send logs as Pranith requested?

On Fri, May 20, 2011 at 11:06 AM, Martin Schenker
<martin.schenker at profitbricks.com> wrote:
> No, all files are running VMs. No-one alters them manually (which would kill
> the VM...)
>
> So, all was done by the replicate mechanism and the sync. We have to reboot
> servers from time to time for upgrades, but we do bring the back up with the
> Gluster running before ?tackling a second server.
>
> Best, Martin
>
> -----Original Message-----
> From: Mohit Anchlia [mailto:mohitanchlia at gmail.com]
> Sent: Thursday, May 19, 2011 7:05 PM
> To: Pranith Kumar. Karampuri; Martin Schenker
> Cc: gluster-users at gluster.org
> Subject: Re: Client and server file "view", different
> results?! Client can't see the right file.
>
> What's more interesting is that pserver3 shows "0" bytes and rest 3 of
> them show the same "size". While pserver12 & 13 has
> "trusted.glusterfs.dht.linkto="storage0-replicate-0" set.
>
> Was there every any manual operation done with these files?
>
> On Thu, May 19, 2011 at 5:16 AM, Pranith Kumar. Karampuri
> <pranithk at gluster.com> wrote:
>> Need the logs from May 13th to 17th.
>>
>> Pranith.
>> ----- Original Message -----
>> From: "Martin Schenker" <martin.schenker at profitbricks.com>
>> To: "Pranith Kumar. Karampuri" <pranithk at gluster.com>
>> Cc: gluster-users at gluster.org
>> Sent: Thursday, May 19, 2011 5:28:06 PM
>> Subject: RE: Client and server file "view", ? ? different
> results?! Client can't see the right file.
>>
>> Hi Pranith!
>>
>> That's what I would have expected as well! The files should be on one
> brick. But they appear on both.
>> I'm quite stumped WHY the files show up on the other brick, this isn't
> what I understood from the manual/setup! The vol-file doesn't seem to be
> wrong so any ideas?
>>
>> Best, Martin
>>
>>
>>
>> -----Original Message-----
>> From: Pranith Kumar. Karampuri [mailto:pranithk at gluster.com]
>> Sent: Thursday, May 19, 2011 1:52 PM
>> To: Martin Schenker
>> Cc: gluster-users at gluster.org
>> Subject: Re: Client and server file "view", different
> results?! Client can't see the right file.
>>
>> Martin,
>> ? ? The output suggests that there are 2 replicas per 1 volume. So it
> should be present on only 2 bricks. Why is the file present in 4 bricks?. It
> should either be present on pserver12&13 or pserver3 & 5. I am not sure why
> you are expecting it to be there on 4 bricks.
>> Am I missing any info here?.
>>
>> Pranith
>>
>> ----- Original Message -----
>> From: "Martin Schenker" <martin.schenker at profitbricks.com>
>> To: gluster-users at gluster.org
>> Sent: Wednesday, May 18, 2011 2:23:09 PM
>> Subject: Re: Client and server file "view", ? ? different
> results?! Client can't see the right file.
>>
>> Here is another occurrence:
>>
>> The file 20819 is shown twice, different timestamps and attributes. 0
>> filesize on pserver3, outdated on pserver5, just 12&13 seems to be in
> sync.
>> So what's going on?
>>
>>
>> 0 root at de-dc1-c1-pserver13:~ # ls -al
>>
> /opt/profitbricks/storage/images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef/h
>> dd-images/2081*
>> -rwxrwx--- 1 libvirt-qemu kvm 53687091200 May 18 08:44
>>
> /opt/profitbricks/storage/images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef/h
>> dd-images/20819
>> -rwxrwx--- 1 libvirt-qemu kvm 53687091200 May 18 08:44
>>
> /opt/profitbricks/storage/images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef/h
>> dd-images/20819
>>
>> 0 root at de-dc1-c1-pserver3:~ # find /mnt/gluster/brick?/ -name 20819 |
> xargs
>> -i ls -al {}
>> -rwxrwx--- 1 libvirt-qemu vcb 0 May 14 17:00
>>
> /mnt/gluster/brick0/storage/images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef
>> /hdd-images/20819
>> 0 root at de-dc1-c1-pserver3:~ # getfattr -dm -
>>
> /mnt/gluster/brick0/storage/images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef
>> /hdd-images/20819
>> getfattr: Removing leading '/' from absolute path names
>> # file:
>>
> mnt/gluster/brick0/storage/images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef/
>> hdd-images/20819
>> trusted.gfid=0sa5/rvjUUQ3ibSf32O3izOw==
>>
>> 0 root at pserver5:~ # find /mnt/gluster/brick?/ -name 20819 | xargs -i ls
> -al
>> {}
>> -rwxrwx--- 1 libvirt-qemu vcb 53687091200 May 14 17:00
>>
> /mnt/gluster/brick0/storage/images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef
>> /hdd-images/20819
>> 0 root at pserver5:~ # getfattr -dm -
>>
> /mnt/gluster/brick0/storage/images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef
>> /hdd-images/20819
>> getfattr: Removing leading '/' from absolute path names
>> # file:
>>
> mnt/gluster/brick0/storage/images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef/
>> hdd-images/20819
>> trusted.afr.storage0-client-0=0sAAAAAgAAAAIAAAAA
>> trusted.afr.storage0-client-1=0sAAAAAAAAAAAAAAAA
>> trusted.gfid=0sa5/rvjUUQ3ibSf32O3izOw==
>>
>> 0 root at pserver12:~ # find /mnt/gluster/brick?/ -name 20819 | xargs -i ls
> -al
>> {}
>> -rwxrwx--- 1 libvirt-qemu kvm 53687091200 May 18 08:41
>>
> /mnt/gluster/brick1/storage/images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef
>> /hdd-images/20819
>> 0 root at pserver12:~ # getfattr -dm -
>>
> /mnt/gluster/brick1/storage/images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef
>> /hdd-images/20819
>> getfattr: Removing leading '/' from absolute path names
>> # file:
>>
> mnt/gluster/brick1/storage/images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef/
>> hdd-images/20819
>> trusted.afr.storage0-client-6=0sAAAAAAAAAAAAAAAA
>> trusted.afr.storage0-client-7=0sAAAAAAAAAAAAAAAA
>> trusted.gfid=0sa5/rvjUUQ3ibSf32O3izOw==
>> trusted.glusterfs.dht.linkto="storage0-replicate-0
>>
>> 0 root at de-dc1-c1-pserver13:~ # find /mnt/gluster/brick?/ -name 20819 |
> xargs
>> -i ls -al {}
>> -rwxrwx--- 1 libvirt-qemu kvm 53687091200 May 18 08:39
>>
> /mnt/gluster/brick1/storage/images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef
>> /hdd-images/20819
>> 0 root at de-dc1-c1-pserver13:~ # getfattr -dm -
>>
> /mnt/gluster/brick1/storage/images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef
>> /hdd-images/20819
>> getfattr: Removing leading '/' from absolute path names
>> # file:
>>
> mnt/gluster/brick1/storage/images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef/
>> hdd-images/20819
>> trusted.afr.storage0-client-6=0sAAAAAAAAAAAAAAAA
>> trusted.afr.storage0-client-7=0sAAAAAAAAAAAAAAAA
>> trusted.gfid=0sa5/rvjUUQ3ibSf32O3izOw==
>> trusted.glusterfs.dht.linkto="storage0-replicate-0
>>
>> Only entrance in log file on pserver5, no references in the other three
>> logs/servers:
>>
>> 0 root at pserver5:~ # grep 20819
>> /var/log/glusterfs/opt-profitbricks-storage.log
>> [2011-05-17 20:37:30.52535] I
> [client-handshake.c:407:client3_1_reopen_cbk]
>> 0-storage0-client-7: reopen on
>> /images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef/hdd-images/20819
> succeeded
>> (remote-fd = 6)
>> [2011-05-17 20:37:34.824934] I [afr-open.c:435:afr_openfd_sh]
>> 0-storage0-replicate-3: ?data self-heal triggered. path:
>> /images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef/hdd-images/20819,
> reason:
>> Replicate up down flush, data lock is held
>> [2011-05-17 20:37:34.825557] E
>> [afr-self-heal-common.c:1214:sh_missing_entries_create]
>> 0-storage0-replicate-3: no missing files -
>> /images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef/hdd-images/20819.
>> proceeding to metadata check
>> [2011-05-17 21:08:59.241203] I
>> [afr-self-heal-algorithm.c:526:sh_diff_loop_driver_done]
>> 0-storage0-replicate-3: diff self-heal on
>> /images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef/hdd-images/20819: 6
> blocks
>> of 409600 were different (0.00%)
>> [2011-05-17 21:08:59.275873] I
>> [afr-self-heal-common.c:1527:afr_self_heal_completion_cbk]
>> 0-storage0-replicate-3: background ?data self-heal completed on
>> /images/2078/ebb83b05-3a83-9d18-ad8f-8542864da6ef/hdd-images/20819
>>
>>
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