[lustre-discuss] Strange lustre 2.7 client behavior

Jérôme BECOT jerome.becot at inserm.fr
Tue Apr 26 01:36:39 PDT 2016


Ok then

No backward compatibility issue with our 2.6 servers ?
I can downgrade to 2.7 if it is better

Thanks

Le 25/04/2016 20:47, Dilger, Andreas a écrit :
> I wouldn't recommend to run 2.7.65 now that 2.8.0 is released. That is a development version and suitable for testing, but a lot of fixes have been landed into the 2.8.0 release.
>
> Cheers, Andreas
>
>> On Apr 25, 2016, at 09:46, Jérôme BECOT <jerome.becot at inserm.fr> wrote:
>>
>> Hi,
>>
>> This is not really an issue, but I wondered if you already got it :
>>
>> Fresh installed linux machines. Lustre client 2.7.65 recompiled for kernel 3.10.0-327.10.1.el7.x86_64 on CentOS 7.2
>> I boot the machine. "/scratch" folder is mounted from lustre with fstab
>> I have an nagios nrpe daemon running. It controls the mount by running a bash script which begins with "if [ -d /scratch]"
>>
>> This very first test returns  False.
>>
>> If I add "else echo $(ls -l /);" it returns :
>> d?????????? ? ? ? ? ? scratch
>>
>> If I unmount, the test is ok
>> If I remount, it not pass
>>
>> If i run ls /scratch or the same test directly from a root shell, it's ok, and then my script works.
>>
>> It may be a bug. Any idea ?
>>
>> Thanks
>>
>> -- 
>> Jérome BECOT
>>
>> Administrateur Systèmes et Réseaux
>>
>> Molécules à visée Thérapeutique par des approches in Silico (MTi)
>> Univ Paris Diderot, UMRS973 Inserm
>> Case 013
>> Bât. Lamarck A, porte 412
>> 35, rue Hélène Brion 75205 Paris Cedex 13
>> France
>>
>> Tel : 01 57 27 83 82
>>
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