From: Steven Rostedt <rostedt@goodmis.org>
To: David Sharp <dhsharp@google.com>
Cc: linux-kernel@vger.kernel.org,
Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
Ingo Molnar <mingo@elte.hu>,
Andrew Morton <akpm@linux-foundation.org>,
Michael Rubin <mrubin@google.com>,
Frederic Weisbecker <fweisbec@gmail.com>
Subject: Re: Benchmarks of kernel tracing options (ftrace and ktrace)
Date: Tue, 16 Nov 2010 18:32:15 -0500 [thread overview]
Message-ID: <1289950335.30543.8.camel@gandalf.stny.rr.com> (raw)
In-Reply-To: <AANLkTi=Y2X5EuqiCncPeNefgHs6vvGmnZpsyyddRR2g_@mail.gmail.com>
On Tue, 2010-11-16 at 15:27 -0800, David Sharp wrote:
> Steve, Mike told me that you may have some patches to improve overhead
> of syscall tracing. I'd be interested in testing them. Can you send
> them my way?
Mike may have been confused ;-)
I did tell him that some ring buffer improvements did make it into the
kernel. You might want to try the latest mainline again.
I even have other patches that might help. I'll have to go and dig them
up.
-- Steve
next prev parent reply other threads:[~2010-11-16 23:32 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <AANLkTikfYy-kYb1=KbsYwHd0_vcf20d2nPSfFynugz8z@mail.gmail.com>
[not found] ` <AANLkTikKwx6okpX4pxVzTvrVNm=KhUvLQGs0_ziwo6fX@mail.gmail.com>
2010-10-13 23:19 ` David Sharp
2010-10-13 23:50 ` Steven Rostedt
2010-10-14 0:00 ` Mathieu Desnoyers
2010-10-14 11:27 ` Frederic Weisbecker
2010-10-14 18:04 ` Jason Baron
2010-11-16 23:27 ` David Sharp
2010-11-16 23:32 ` Steven Rostedt [this message]
2010-11-19 1:11 ` Michael Rubin
2010-11-19 1:41 ` Steven Rostedt
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