From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758615Ab0LMRvn (ORCPT ); Mon, 13 Dec 2010 12:51:43 -0500 Received: from casper.infradead.org ([85.118.1.10]:46764 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758558Ab0LMRvm convert rfc822-to-8bit (ORCPT ); Mon, 13 Dec 2010 12:51:42 -0500 Subject: Re: [PATCH 1/2] perf tools: Add reference timestamp to perf header From: Peter Zijlstra To: Arnaldo Carvalho de Melo Cc: Frederic Weisbecker , "David S. Ahern" , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20101213174330.GC7417@ghostprotocols.net> References: <20101212201613.GA1784@nowhere> <4D06301C.2090309@cisco.com> <20101213155451.GA1691@nowhere> <20101213164854.GL5407@ghostprotocols.net> <20101213170923.GB1691@nowhere> <1292260289.6803.297.camel@twins> <20101213171537.GC1691@nowhere> <1292260699.6803.305.camel@twins> <20101213172216.GB7417@ghostprotocols.net> <1292261716.6803.332.camel@twins> <20101213174330.GC7417@ghostprotocols.net> Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 8BIT Date: Mon, 13 Dec 2010 18:51:13 +0100 Message-ID: <1292262673.6803.359.camel@twins> Mime-Version: 1.0 X-Mailer: Evolution 2.30.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 2010-12-13 at 15:43 -0200, Arnaldo Carvalho de Melo wrote: > Whatever, never introduced one, they are inserted, IIRC, in the > beggining of the stream, so I guess we can just do that sed and call > them headers and be done with it. There's the flush thing from Frederic, that's all over the place. The easiest way to kill that is to go to separate data files now. writing to different files is better for contention anyway, we can grow a flusher-thread per buffer and let them write to their own file.