From: David Ahern <dsahern@gmail.com>
To: David Carrillo-Cisneros <davidcc@google.com>,
linux-kernel@vger.kernel.org
Cc: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Andi Kleen <ak@linux.intel.com>, Simon Que <sque@chromium.org>,
Wang Nan <wangnan0@huawei.com>, Jiri Olsa <jolsa@kernel.org>,
He Kuang <hekuang@huawei.com>,
Masami Hiramatsu <mhiramat@kernel.org>,
Namhyung Kim <namhyung@kernel.org>,
Stephane Eranian <eranian@google.com>,
Paul Turner <pjt@google.com>
Subject: Re: [PATCH v5 00/16] perf tool: add meta-data header support for pipe-mode
Date: Tue, 11 Jul 2017 19:39:03 -0600 [thread overview]
Message-ID: <0409f0c7-299b-a8d2-2ce1-bbafa9139aa4@gmail.com> (raw)
In-Reply-To: <20170711235307.99626-1-davidcc@google.com>
On 7/11/17 5:52 PM, David Carrillo-Cisneros wrote:
...
> (This is a rebased and updated version of Stephane Eranian's version
> in https://patchwork.kernel.org/patch/1499081/)
...
> With this series, it is possible to get:
> $ perf record -o - -e cycles sleep 1 | perf report --stdio --header
> # ========
> # captured on: Mon May 22 16:33:43 2017
> # ========
> #
> # hostname : my_hostname
> # os release : 4.11.0-dbx-up_perf
> # perf version : 4.11.rc6.g6277c80
> # arch : x86_64
> # nrcpus online : 72
> # nrcpus avail : 72
> # cpudesc : Intel(R) Xeon(R) CPU E5-2696 v3 @ 2.30GHz
> # cpuid : GenuineIntel,6,63,2
> # total memory : 263457192 kB
> # cmdline : /root/perf record -e cycles sleep 1
> # event : name = cycles, , size = 112, { sample_period, sample_freq } = 4000, sample_type = IP|TID|TIME|PERIOD, disabled = 1, inherit = 1, mmap = 1, comm = 1, freq = 1, enable_on_exec = 1, task = 1, sample_id_all = 1, exclude_guest = 1, mmap2 = 1, comm_exec = 1
> # CPU_TOPOLOGY info available, use -I to display
> # NUMA_TOPOLOGY info available, use -I to display
> # pmu mappings: intel_bts = 6, cpu = 4, msr = 49, uncore_cbox_10 = 36, [SNIP]
> [ perf record: Woken up 1 times to write data ]
> [ perf record: Captured and wrote 0.000 MB - ]
> ...
I like it; much needed functionality.
Acked-by: David Ahern <dsahern@gmail.com>
next prev parent reply other threads:[~2017-07-12 1:39 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-11 23:52 [PATCH v5 00/16] perf tool: add meta-data header support for pipe-mode David Carrillo-Cisneros
2017-07-11 23:52 ` [PATCH v5 01/16] perf header: encapsulate read and swap David Carrillo-Cisneros
2017-07-11 23:52 ` [PATCH v5 02/16] perf header: add PROCESS_STR_FUN macro David Carrillo-Cisneros
2017-07-11 23:52 ` [PATCH v5 03/16] perf header: fail on write_padded error David Carrillo-Cisneros
2017-07-11 23:52 ` [PATCH v5 04/16] perf util: add const modifier to buf in "writen" function David Carrillo-Cisneros
2017-07-11 23:52 ` [PATCH v5 05/16] perf header: revamp do_write David Carrillo-Cisneros
2017-07-11 23:52 ` [PATCH v5 06/16] perf header: add struct feat_fd for write David Carrillo-Cisneros
2017-07-11 23:52 ` [PATCH v5 07/16] perf header: use struct feat_fd for print David Carrillo-Cisneros
2017-07-11 23:52 ` [PATCH v5 08/16] perf header: use struct feat_fd to process header records David Carrillo-Cisneros
2017-07-11 23:53 ` [PATCH v5 09/16] perf header: don't pass struct perf_file_section to process_##_feat David Carrillo-Cisneros
2017-07-11 23:53 ` [PATCH v5 10/16] perf header: use struct feat_fd in read header records David Carrillo-Cisneros
2017-07-11 23:53 ` [PATCH v5 11/16] perf header: make write_pmu_mappings pipe-mode friendly David Carrillo-Cisneros
2017-07-12 1:39 ` David Ahern [this message]
2017-07-18 4:37 ` [PATCH v5 00/16] perf tool: add meta-data header support for pipe-mode David Carrillo-Cisneros
2017-07-12 14:31 ` Jiri Olsa
2017-07-18 4:39 ` David Carrillo-Cisneros
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