[Gluster-devel] [Gluster-users] Input/Output Error on Gluster NFS

[Peter Auyeung]

Yes ran gluster volume info and didnt grep any nfs.acl meaing it should be ON by default as we did not disable them.

Peter

> On Feb 5, 2015, at 11:02 PM, Soumya Koduri <skoduri at redhat.com> wrote:
> 
> 
> 
>> On 02/05/2015 11:32 PM, Peter Auyeung wrote:
>> Hi Soumya
>> 
>> root at glusterprod001:~# gluster volume info | grep nfs.acl
>> 02/05/15 10:00:05 [ /root ]
>> 
>> Seems like we do not have ACL enabled.
>> 
>> nfs client is a RHEL4 standard NFS client
> 
> Oh by default ACLs are enabled. It seem to be shown in 'gluster volume info' only if we explicitly modify its value to ON/OFF.
> 
> Can you please verify if the filesystem where your Gluster bricks have been created has been mounted with ACLs enabled.
> 
> Thanks,
> Soumya
> 
>> 
>> Thanks
>> -Peter
>> ________________________________________
>> From: Soumya Koduri [skoduri at redhat.com]
>> Sent: Wednesday, February 04, 2015 11:28 PM
>> To: Peter Auyeung; gluster-users at gluster.org; gluster-devel at gluster.org
>> Subject: Re: [Gluster-devel] [Gluster-users] Input/Output Error on Gluster NFS
>> 
>> Hi Peter,
>> 
>> Have you disabled Gluster-NFS ACLs .
>> 
>> Please check the option value -
>> #gluster v info | grep nfs.acl
>> nfs.acl: ON
>> 
>> Also please provide the details of the nfs-client you are using.
>> Typically, nfs-clients seem to issue getxattr before doing
>> setxattr/removexattr operations and return 'ENOTSUPP' incase of ACLs
>> disabled. But from the strace, looks like the client has issued
>> 'removexattr' of 'system.posix_acl_default' which returned EIO.
>> 
>> Anyways, 'removexattr' should also have returned EOPNOTSUPP instead of EIO.
>> 
>> Thanks,
>> Soumya
>> 
>>> On 02/05/2015 02:31 AM, Peter Auyeung wrote:
>>> I was trying to copy a directory of files to Gluster via NFS and getting
>>> permission denied with Input/Output error
>>> 
>>> ---> root at bizratedbstandby.bo2.shopzilla.sea (0.00)# cp -pr db /mnt/
>>> cp: setting permissions for `/mnt/db/full/pr_bizrate_standby_SMLS.F02-01-22-35.d': Input/output error
>>> cp: setting permissions for `/mnt/db/full/pr_bizrate_standby_logging.F02-02-18-10.b': Input/output error
>>> cp: setting permissions for `/mnt/db/full/pr_bizrate_SMLS.F02-01-22-35.d': Input/output error
>>> cp: setting permissions for `/mnt/db/full/pr_bizrate_standby_master.F02-02-22-00': Input/output error
>>> cp: setting permissions for `/mnt/db/full': Input/output error
>>> cp: setting permissions for `/mnt/db': Input/output error
>>> 
>>> Checked gluster nfs.log and etc log and bricks looks clean.
>>> The files ends up able to copy over with right permission.
>>> 
>>> Stack trace the copy and seems like it failed on removexattr
>>> 
>>> removexattr("/mnt/db", "system.posix_acl_default"...) = -1 EIO (Input/output error)
>>> 
>>> http://pastie.org/9884810
>>> 
>>> Any Clue?
>>> 
>>> Thanks
>>> Peter
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
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