[lustre-discuss] lustre 2.8 problem: lfs_migrate runs very very slow

[Fernando Perez]

Please, forget my previous message.

I have just find that the problem is due to other reason.

Regards.

=============================================
Fernando Pérez
Institut de Ciències del Mar (CMIMA-CSIC)
Departament Oceanografía Física i Tecnològica
Passeig Marítim de la Barceloneta,37-49
08003 Barcelona
Phone:  (+34) 93 230 96 35
=============================================

On 05/22/2016 07:34 PM, Fernando Pérez wrote:
> Hi.
>
> I have migrated our lustre filesystem from 2.4 to 2.8 release two weeks ago and all works very well.
>
> Now I need to migrate one OST due to hardware problems. I’m using lfs_migrate and it runs very very slow.
>
> There is no problems in the OSTs. I try to copy in and outside the osts files and all works very fast.
>
> I used lfs_migrate several times in the past and it always runned very fast.
>
> According to the manual seems that the current lfs_migrate release runs in background inside the lustre filesystem, because the files are not copied to the clients that executed it, and in the past releases, for example 2.4,it  did a simple rsync.
>
> What could be the problem?
>
> Thanks in advance.
>
> =============================================
> Fernando Pérez
> Institut de Ciències del Mar (CMIMA-CSIC)
> Departament Oceanografía Física i Tecnològica
> Passeig Marítim de la Barceloneta,37-49
> 08003 Barcelona
> Phone:  (+34) 93 230 96 35
> =============================================
>
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