From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.9 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id DDC8EC43331 for ; Wed, 25 Mar 2020 21:46:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id AAAE120737 for ; Wed, 25 Mar 2020 21:46:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="CLGFlU/O" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727355AbgCYVqh (ORCPT ); Wed, 25 Mar 2020 17:46:37 -0400 Received: from us-smtp-delivery-74.mimecast.com ([216.205.24.74]:45172 "EHLO us-smtp-delivery-74.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727357AbgCYVqh (ORCPT ); Wed, 25 Mar 2020 17:46:37 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1585172796; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: in-reply-to:in-reply-to:references:references; bh=/JXgKq5JYgUcnYEVq+E14jnuyH9o94dj1cQ4wrMLyZk=; b=CLGFlU/O48zJH+8Mj35I1hkgdzoQBDVRIYC7GSE+qRq30tav+YadjoooGdTYj8iAy8oRoG 2T8Tm5y7uz/YYYbuQs/5xI2K0/kMIJ6OFcnPPRpN86N64K3yIusMieHrfHQnmzbyqxWsPu Jl/ceqgf0a3WcddumGBPnstI2HqrzuM= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-423-Z3cZTp6YPZKPTzashHd0Kw-1; Wed, 25 Mar 2020 17:46:30 -0400 X-MC-Unique: Z3cZTp6YPZKPTzashHd0Kw-1 Received: from smtp.corp.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id 9ACD78017DF; Wed, 25 Mar 2020 21:46:28 +0000 (UTC) Received: from krava (unknown [10.40.192.119]) by smtp.corp.redhat.com (Postfix) with ESMTPS id C0DB79B900; Wed, 25 Mar 2020 21:46:26 +0000 (UTC) Date: Wed, 25 Mar 2020 22:46:24 +0100 From: Jiri Olsa To: ahmadkhorrami Cc: Steven Rostedt , Arnaldo Carvalho de Melo , Linux-trace Users , Peter Zijlstra , linux-trace-users-owner@vger.kernel.org, Jin Yao Subject: Re: Wrong Perf Backtraces Message-ID: <20200325214624.GD1947699@krava> References: <8645d3626b4714690925328ab00373d6@ut.ac.ir> <20200325154643.GA1934048@krava> <20200325185831.GB19495@redhat.com> <9551c616b045299482fc9e26281c1062@ut.ac.ir> <20200325192858.GC19495@redhat.com> <4ffb7e2b6e272c20616fbf133a125fdf@ut.ac.ir> <20200325203921.GB1947699@krava> <20200325210252.GC1947699@krava> <20200325170932.34d52269@gandalf.local.home> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Scanned-By: MIMEDefang 2.79 on 10.5.11.11 Sender: linux-trace-users-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-trace-users@vger.kernel.org Archived-At: List-Archive: List-Post: On Thu, Mar 26, 2020 at 02:07:39AM +0430, ahmadkhorrami wrote: > Here is the link for the gmallocn() case: > https://gofile.io/?c=o95O7N > The output for the second case is big. I have a small one produced several > days ago the link of which is as follows: > https://gofile.io/?c=OIPCjx looking good, but I still need you t run 'perf archive' on top of your data and send me the perf.data.tar.bz2 it generates, like: [jolsa@krava perf]$ sudo ./perf record ^C[ perf record: Woken up 1 times to write data ] [ perf record: Captured and wrote 1.675 MB perf.data (6248 samples) ] [jolsa@krava perf]$ sudo ./perf archive Now please run: $ tar xvf perf.data.tar.bz2 -C ~/.debug wherever you need to run 'perf report' on. I need that perf.data.tar.bz2 generated from your data thanks, jirka > Regards. > > On 2020-03-26 01:39, Steven Rostedt wrote: > > > On Wed, 25 Mar 2020 22:02:52 +0100 > > Jiri Olsa wrote: > > > > > yea, no luck.. so if you could generate some reasonable small > > > perf.data that > > > shows the issue and send it over together with 'perf archive' data > > > privately > > > to me and to whoever else ask for it, so we don't polute the list.. > > > > Right. And it may be better if you compress it too. > > > > xz perf.data > > > > and attach the perf.data.xz (and only privately send it to Mr. Olsa). > > > > -- Steve > > > > > or if you could put it somewhere on the web/ftp.. that'd be best >