Re: [PATCH 3/9] perf kmem: Analyze page allocator events also

[Arnaldo Carvalho de Melo]

Em Mon, Apr 06, 2015 at 02:36:10PM +0900, Namhyung Kim escreveu:
> The perf kmem command records and analyze kernel memory allocation
> only for SLAB objects.  This patch implement a simple page allocator
> analyzer using kmem:mm_page_alloc and kmem:mm_page_free events.
> 
> It adds two new options of --slab and --page.  The --slab option is
> for analyzing SLAB allocator and that's what perf kmem currently does.
> 
> The new --page option enables page allocator events and analyze kernel
> memory usage in page unit.  Currently, 'stat --alloc' subcommand is
> implemented only.
> 
> If none of these --slab nor --page is specified, --slab is implied.
> 
>   # perf kmem stat --page --alloc --line 10

Applied this and the kernel part, tested, thanks,

- Arnaldo
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