Re: [RFCv3][PATCH 4/4] show page size in /proc/$pid/numa_maps
From: Eric Dumazet
Date: Wed Oct 05 2011 - 12:27:51 EST
Le mercredi 05 octobre 2011 Ã 08:22 -0700, Dave Hansen a Ãcrit :
> On Wed, 2011-10-05 at 09:09 +0200, Eric Dumazet wrote:
> > By the way, "pagesize=4KiB" are just noise if you ask me, thats the
> > default PAGE_SIZE. This also breaks old scripts :)
> How does it break old scripts?
Old scripts just parse numa_maps, and on typical machines where
hugepages are not used, they dont have to care about page size.
They assume pages are 4KB.
Adding a new word (pagesize=...) might break them, but personally I dont
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