From: "nakamura.shun@fujitsu.com" <nakamura.shun@fujitsu.com>
To: Jiri Olsa <jolsa@redhat.com>
Cc: "peterz@infradead.org" <peterz@infradead.org>,
"mingo@redhat.com" <mingo@redhat.com>,
"acme@kernel.org" <acme@kernel.org>,
"mark.rutland@arm.com" <mark.rutland@arm.com>,
"alexander.shishkin@linux.intel.com"
<alexander.shishkin@linux.intel.com>,
"namhyung@kernel.org" <namhyung@kernel.org>,
"linux-perf-users@vger.kernel.org"
<linux-perf-users@vger.kernel.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: libperf : Can not create event group
Date: Mon, 28 Jun 2021 08:44:52 +0000 [thread overview]
Message-ID: <OSBPR01MB46001F16CB31046C42947ACBF7039@OSBPR01MB4600.jpnprd01.prod.outlook.com> (raw)
In-Reply-To: <YNJQ5P3jgOcL7sMD@krava>
Hi, jirka
> > Do you have any plans to support the event group in libperf?
>
> hi,
> not until now I guess ;-) what's your use case?
PAPI uses event group to measure multiple events.
libperf uses multiplexing regardless of the user's intent.
I thought it would be nice if users could choose to use multiplexing or event groups.
Best Regards
Shunsuke
jirka
prev parent reply other threads:[~2021-06-28 8:52 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-14 7:17 libperf : Can not create event group nakamura.shun
2021-06-14 11:17 ` Jiri Olsa
2021-06-22 7:57 ` nakamura.shun
2021-06-22 21:06 ` Jiri Olsa
2021-06-28 8:44 ` nakamura.shun [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=OSBPR01MB46001F16CB31046C42947ACBF7039@OSBPR01MB4600.jpnprd01.prod.outlook.com \
--to=nakamura.shun@fujitsu.com \
--cc=acme@kernel.org \
--cc=alexander.shishkin@linux.intel.com \
--cc=jolsa@redhat.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-perf-users@vger.kernel.org \
--cc=mark.rutland@arm.com \
--cc=mingo@redhat.com \
--cc=namhyung@kernel.org \
--cc=peterz@infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).