From: Ingo Molnar <mingo@elte.hu>
To: Tom Zanussi <tzanussi@gmail.com>
Cc: linux-kernel@vger.kernel.org, fweisbec@gmail.com,
rostedt@goodmis.org, lizf@cn.fujitsu.com, hch@infradead.org
Subject: Re: [RFC][PATCH 0/9] perf trace: support for general-purpose scripting
Date: Tue, 6 Oct 2009 11:09:54 +0200 [thread overview]
Message-ID: <20091006090954.GA19325@elte.hu> (raw)
In-Reply-To: <1254809398-8078-1-git-send-email-tzanussi@gmail.com>
* Tom Zanussi <tzanussi@gmail.com> wrote:
> Known problems/shortcomings:
>
> Probably the biggest problem right now is the sorting hack I added as
> the last patch. It's just meant as a temporary thing, but is there
> because tracing scripts in general want to see events in the order
> they happened i.e. timestamp order. [...]
Btw., have you seen the -M/--multiplex option to perf record? It
multiplexes all events into a single buffer - making them all ordered.
(The events are in causal ordering in this case even if there's some TSC
asynchronity)
Ingo
next prev parent reply other threads:[~2009-10-06 9:10 UTC|newest]
Thread overview: 37+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-10-06 6:09 [RFC][PATCH 0/9] perf trace: support for general-purpose scripting Tom Zanussi
2009-10-06 6:09 ` [RFC][PATCH 1/9] tracing/events: Add 'signed' field to format files Tom Zanussi
2009-10-06 13:06 ` [tip:perf/core] " tip-bot for Tom Zanussi
2009-10-06 15:05 ` Frederic Weisbecker
2009-10-07 4:30 ` Tom Zanussi
2009-10-07 1:06 ` [RFC][PATCH 1/9] " Steven Rostedt
2009-10-07 5:04 ` Tom Zanussi
2009-10-07 13:07 ` Steven Rostedt
2009-10-11 9:00 ` Ingo Molnar
2009-10-06 6:09 ` [RFC][PATCH 2/9] perf trace: Add subsystem string to struct event Tom Zanussi
2009-10-06 13:06 ` [tip:perf/core] " tip-bot for Tom Zanussi
2009-10-06 6:09 ` [RFC][PATCH 3/9] perf trace: Add string/dynamic cases to format_flags Tom Zanussi
2009-10-06 13:07 ` [tip:perf/core] " tip-bot for Tom Zanussi
2009-10-06 6:09 ` [RFC][PATCH 4/9] perf trace: Add trace scripting ops Tom Zanussi
2009-10-06 6:09 ` [RFC][PATCH 5/9] perf trace: Add Perl scripting support Tom Zanussi
2009-10-06 13:00 ` Ingo Molnar
2009-10-07 4:09 ` Tom Zanussi
2009-10-07 14:13 ` Christoph Hellwig
2009-10-08 4:01 ` Tom Zanussi
2009-10-11 8:58 ` Ingo Molnar
2009-10-11 12:16 ` Frederic Weisbecker
2009-10-12 6:03 ` Ingo Molnar
2009-10-06 6:09 ` [RFC][PATCH 6/9] perf trace: Add scripting op for generating empty event handling scripts Tom Zanussi
2009-10-06 6:09 ` [RFC][PATCH 7/9] perf trace: Add FIELD_IS_FLAG/SYMBOLIC cases to format_flags Tom Zanussi
2009-10-06 6:09 ` [RFC][PATCH 8/9] perf trace: Add perf trace scripting support modules for Perl Tom Zanussi
2009-10-06 12:39 ` Ingo Molnar
2009-10-07 4:02 ` Tom Zanussi
2009-10-06 12:45 ` Ingo Molnar
2009-10-07 4:05 ` Tom Zanussi
2009-10-06 6:09 ` [RFC][PATCH 9/9] perf trace: Add throwaway timestamp sorting Tom Zanussi
2009-10-06 9:09 ` Ingo Molnar [this message]
2009-10-06 13:25 ` [RFC][PATCH 0/9] perf trace: support for general-purpose scripting Peter Zijlstra
2009-10-06 13:53 ` Ingo Molnar
2009-10-07 4:01 ` Tom Zanussi
2009-10-06 9:40 ` Frédéric Weisbecker
2009-10-06 12:54 ` Ingo Molnar
2009-10-06 13:09 ` Ingo Molnar
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