[PVFS2-developers] data files <-> io servers

Rob Ross rross at mcs.anl.gov
Thu Mar 24 06:53:08 EST 2005

Yep :).  We've talked about augmenting that code to allow the user to 
specify more information, but we haven't done so at this time.


Tobias Eberle wrote:
> Hello,
>>I would like to know how pvfs2 assigns data files to the existing io
>>servers and where in the source code it is done.
>>For example I have a distribution that assigns the first MB to one data
>>file, the second to another and the third again to the first, etc. I
>>have 5 IO servers. On which of the io servers the data files are placed?
> This is done with PINT_cached_config_get_next_io() which is located
> inside of src/common/misc/pint-cached-config.c
> Starting with a random server it uses the order specified in the
> configuration file.
> With kind regards,
> Tobias Eberle

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