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

[Soumya Koduri]

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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