From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Namhyung Kim <namhyung@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Jiri Olsa <jolsa@redhat.com>, LKML <linux-kernel@vger.kernel.org>,
David Ahern <dsahern@gmail.com>, Minchan Kim <minchan@kernel.org>,
Joonsoo Kim <js1304@gmail.com>,
linux-mm@kvack.org
Subject: Re: [PATCH 3/9] perf kmem: Analyze page allocator events also
Date: Mon, 13 Apr 2015 10:40:56 -0300 [thread overview]
Message-ID: <20150413134056.GE3200@kernel.org> (raw)
In-Reply-To: <1428298576-9785-4-git-send-email-namhyung@kernel.org>
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
WARNING: multiple messages have this Message-ID (diff)
From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Namhyung Kim <namhyung@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Jiri Olsa <jolsa@redhat.com>, LKML <linux-kernel@vger.kernel.org>,
David Ahern <dsahern@gmail.com>, Minchan Kim <minchan@kernel.org>,
Joonsoo Kim <js1304@gmail.com>,
linux-mm@kvack.org
Subject: Re: [PATCH 3/9] perf kmem: Analyze page allocator events also
Date: Mon, 13 Apr 2015 10:40:56 -0300 [thread overview]
Message-ID: <20150413134056.GE3200@kernel.org> (raw)
In-Reply-To: <1428298576-9785-4-git-send-email-namhyung@kernel.org>
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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next prev parent reply other threads:[~2015-04-13 13:41 UTC|newest]
Thread overview: 50+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-04-06 5:36 [PATCHSET 0/9] perf kmem: Implement page allocation analysis (v6) Namhyung Kim
2015-04-06 5:36 ` Namhyung Kim
2015-04-06 5:36 ` [PATCH 1/9] perf kmem: Respect -i option Namhyung Kim
2015-04-06 5:36 ` Namhyung Kim
2015-04-08 15:11 ` [tip:perf/core] " tip-bot for Jiri Olsa
2015-04-06 5:36 ` [PATCH 2/9] tracing, mm: Record pfn instead of pointer to struct page Namhyung Kim
2015-04-06 5:36 ` Namhyung Kim
2015-04-14 12:16 ` [tip:perf/urgent] " tip-bot for Namhyung Kim
2015-04-06 5:36 ` [PATCH 3/9] perf kmem: Analyze page allocator events also Namhyung Kim
2015-04-06 5:36 ` Namhyung Kim
2015-04-10 21:06 ` Arnaldo Carvalho de Melo
2015-04-10 21:06 ` Arnaldo Carvalho de Melo
2015-04-10 21:10 ` Arnaldo Carvalho de Melo
2015-04-10 21:10 ` Arnaldo Carvalho de Melo
2015-04-13 6:59 ` Namhyung Kim
2015-04-13 6:59 ` Namhyung Kim
2015-04-13 13:21 ` Arnaldo Carvalho de Melo
2015-04-13 13:21 ` Arnaldo Carvalho de Melo
2015-04-13 13:40 ` Arnaldo Carvalho de Melo [this message]
2015-04-13 13:40 ` Arnaldo Carvalho de Melo
2015-04-14 12:17 ` [tip:perf/urgent] " tip-bot for Namhyung Kim
2015-04-06 5:36 ` [PATCH 4/9] perf kmem: Implement stat --page --caller Namhyung Kim
2015-04-06 5:36 ` Namhyung Kim
2015-04-13 13:40 ` Arnaldo Carvalho de Melo
2015-04-13 13:40 ` Arnaldo Carvalho de Melo
2015-04-14 2:17 ` Namhyung Kim
2015-04-14 2:17 ` Namhyung Kim
2015-04-06 5:36 ` [PATCH 5/9] perf kmem: Support sort keys on page analysis Namhyung Kim
2015-04-06 5:36 ` Namhyung Kim
2015-04-06 5:36 ` [PATCH 6/9] perf kmem: Add --live option for current allocation stat Namhyung Kim
2015-04-06 5:36 ` Namhyung Kim
2015-04-06 5:36 ` [PATCH 7/9] perf kmem: Print gfp flags in human readable string Namhyung Kim
2015-04-06 5:36 ` Namhyung Kim
2015-04-06 5:36 ` [PATCH 8/9] perf kmem: Add kmem.default config option Namhyung Kim
2015-04-06 5:36 ` Namhyung Kim
2015-04-06 5:36 ` [PATCH 9/9] tools lib traceevent: Honor operator priority Namhyung Kim
2015-04-06 5:36 ` Namhyung Kim
2015-04-06 14:45 ` Steven Rostedt
2015-04-06 14:45 ` Steven Rostedt
2015-04-07 7:52 ` Namhyung Kim
2015-04-07 7:52 ` Namhyung Kim
2015-04-07 13:02 ` Arnaldo Carvalho de Melo
2015-04-07 13:02 ` Arnaldo Carvalho de Melo
2015-04-07 13:57 ` Steven Rostedt
2015-04-07 13:57 ` Steven Rostedt
2015-04-07 14:10 ` Namhyung Kim
2015-04-07 14:10 ` Namhyung Kim
2015-04-08 15:11 ` [tip:perf/core] " tip-bot for Namhyung Kim
2015-04-13 13:41 ` [PATCH 9/9] " Arnaldo Carvalho de Melo
2015-04-13 13:41 ` Arnaldo Carvalho de Melo
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