[Lustre-discuss] NFS export
Alexey Lyashkov
alexey.lyashkov at clusterstor.com
Mon Oct 18 03:20:21 PDT 2010
you continue to use 1.8.0, you can lost own data.
please read 1.8.0.1 notice about bug on MDS with data corruption.
On Oct 18, 2010, at 13:15, Alfonso Pardo wrote:
> Thanks for you info, but for now I need to use 1.8.0, I hope to upgrade
> in some weeks.
>
> If I understand I need to patch de kernel for avoid the nfs error, It's
> ok?
>
>
> El lun, 18-10-2010 a las 11:48 +0200, Bernd Schubert escribió:
>> Do *NOT* use 1.8.0 please, that is really old. You can easily install an
>> updated kernel and Lustre version on centos 5.2. So you may install upstream
>> Oracle 1.8.4 (downloads.lustre.org).
>> We also have patched 1.8.3-ddn3.3 with latest RedHat security patches (and
>> patches for Lustre):
>>
>> http://eu.ddn.com:8080/lustre/lustre/1.8.3/ddn3.3/
>>
>> (1.8.4-ddnX is in testing).
>>
>>
>> Cheers,
>> Bernd
>>
>> On Monday, October 18, 2010, Alfonso Pardo wrote:
>>> Yes, I'am using a RedHat system (centos 5.2). Please, colud you say me,
>>> where I can found that patch Lustre Sever?
>>>
>>> SSOO: Centos 5.2
>>> Lustre version: Client lustre 1.8.0
>>>
>>> El lun, 18-10-2010 a las 11:32 +0200, Bernd Schubert escribió:
>>>> Hello Alfonso,
>>>>
>>>> On Monday, October 18, 2010, Alfonso Pardo wrote:
>>>>> Hello,
>>>>>
>>>>> I need to export a lustre directory from one lustre-client to another
>>>>> client, buy always get the next message in the nfs-server:
>>>>>
>>>>> "Cannot export /data, possibly unsupported filesystem or fsid=
>>>>> required"
>>>>>
>>>>> any suggest?
>>>>
>>>> add to your NFS export line "fsid=$some_number". Please also note that if
>>>> you are using at RedHat System, that you should use a patch Lustre
>>>> Server version on the NFS export node (lustre client), as the RedHat
>>>> default 4K stacksize is too small and Lustre patched kernels have
>>>> increased that to 8K (default on all system except RHEL).
>>>>
>>>>
>>>> Cheers,
>>>> Bernd
>>>>
>>>> PS: Btw, Ciemat has a DDN Lustre system, so you could also send requests
>>>> to support at ddn.com (please add [Lustre] in the subject line).
>>
>>
>
> --
> Alfonso Pardo Díaz
>
> Unidad de Sistemas y Explotacion (USE)
> CETA-CIEMAT
> Calle Sola nº 1, Trujillo (CACERES)
> Tel. 927 65 93 17
> www.ceta-ciemat.es
>
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