[Lustre-discuss] Some questunes

[Brian J. Murrell]

On Sat, 2008-02-23 at 13:17 +0200, Mailer PH wrote:
>  
> - Asuming an OST is gone and a new server (new install need to
> replcace it) 
> On my tests after formating the new OTS with --index=0002 for example
> when trying to mount it it cant / error code say that this OST index
> id allready in use
> so i may missing a procedure maybee on the MDT etc..

You need to use --write-conf.
 
> - Just want to make sure that the default policy(if not mentioned
> otherwise on the format) is not to stipe files

That is correct.  Striping certainly helps in particular situations, but
is not a good general default for all files.
 
> - If i want to stripe a single file i need to create it first (not
> existing file) so if i create it with a stripe policy then how can
> i use the real file with this policy , will overwrite the file with
> the real file will work ?

Hrm.  I'm not sure if you are asking what I think you are asking, but
you can create a file with a specific policy with "lfs setstripe".

b.


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