From mboxrd@z Thu Jan 1 00:00:00 1970 From: Milian Wolff Subject: Re: Perf event for Wall-time based sampling? Date: Thu, 18 Sep 2014 15:41:20 +0200 Message-ID: <5166825.efsYl6z7uN@milian-kdab2> References: <2221771.b2oSN5LR6X@milian-kdab2> <20140918132350.GE2770@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7Bit Return-path: Received: from dd17628.kasserver.com ([85.13.138.83]:49689 "EHLO dd17628.kasserver.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754136AbaIRNlW (ORCPT ); Thu, 18 Sep 2014 09:41:22 -0400 In-Reply-To: <20140918132350.GE2770@kernel.org> Sender: linux-perf-users-owner@vger.kernel.org List-ID: To: Arnaldo Carvalho de Melo Cc: linux-perf-users On Thursday 18 September 2014 10:23:50 Arnaldo Carvalho de Melo wrote: > Em Thu, Sep 18, 2014 at 02:32:10PM +0200, Milian Wolff escreveu: > > Hello, > > > > is it somehow possible to use perf based on some kernel timer? I'd like to > > get > Try with tracepoints or with probe points combined with callchains > instead of using a hardware counter. Hey Arnoldo, where would you add such tracepoints? Or what tracepoint would you use? And what is the difference between tracepoints and probe points (I'm only aware of `perf probe`). Bye -- Milian Wolff mail@milianw.de http://milianw.de