[Pvfs2-users] Modifying stripe size does not show

Phil Carns carns at mcs.anl.gov
Tue Nov 4 10:23:05 EST 2008


Hi Nirmal,

I think that you can use the same mechanisms to set distribution 
parameters in 1.5.1 as in our newer releases.

There is some information here about how to set the strip size at run 
time for a particular directory (no need to recompile):

http://www.pvfs.org/fisheye/browse/PVFS/doc/pvfs2-tuning.tex?r=1.2#l208

You can also set a default for the whole file system in your server 
configuration file by adding a section that looks like this into your 
<Filesystem> section:

     <Distribution>
         Name simple_stripe
         Param strip_size
         Value 4194304
     </Distribution>

-Phil

Nirmal Thacker wrote:
> Hello
> 
> I am using PVFS2-1.5.1 and as far as I know, to modify the default
> stripe size of PVFS2, I must modify the header
> include/pvfs2-dist-simple-stripe.h .
> 
> Strangely , I did so and rebuilt the source, yet the pvfs2-viewdist
> still shows me the default striping for any new files created with the
> modified pvfs2 build!
> 
> Nirmal
> 
> 
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