[mpich2-dev] And yet another ROMIO performance question

[Bob Cernohous]

Rob Latham  wrote on 09/16/2009 05:33:03 PM:

> 
> if your customer is truly setting cb_block_size, he's not ever going to 
> see a change.  MPI-IO ignores hints it does not understand, and 
> 'cb_block_size' is definitely one of those.

Where in the world did I get cb_block_size?  I keep thinking there's a 
hint for file block size... wonder what I was looking at.
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