linux-kernel - Re: [PATCH 4/5] perf kmem: Support sort keys on page analysis

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Message-ID: <CAAmzW4MYsJXi82e8G7xi8G9x36MYxGMfXzPgjwqfZt_Q8s+GJA@mail.gmail.com>
Date:	Tue, 24 Mar 2015 02:27:09 +0900
From:	Joonsoo Kim <js1304@...il.com>
To:	Namhyung Kim <namhyung@...nel.org>
Cc:	Arnaldo Carvalho de Melo <acme@...nel.org>,
	Ingo Molnar <mingo@...nel.org>,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Jiri Olsa <jolsa@...hat.com>,
	LKML <linux-kernel@...r.kernel.org>,
	David Ahern <dsahern@...il.com>,
	Minchan Kim <minchan@...nel.org>
Subject: Re: [PATCH 4/5] perf kmem: Support sort keys on page analysis

2015-03-23 15:30 GMT+09:00 Namhyung Kim <namhyung@...nel.org>:
> Add new sort keys for page: page, order, mtype, gfp - existing
> 'bytes', 'hit' and 'callsite' sort keys also work for page.  Note that
> -s/--sort option should be preceded by either of --slab or --page
> option to determine where the sort keys applies.
>
> Now it properly groups and sorts allocation stats - so same
> page/caller with different order/mtype/gfp will be printed on a
> different line.

How about storing/printing pid, too?
It would be helpful to distinguish who allocates the page.

Thanks.
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