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=-7.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS autolearn=ham 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 26F7FC43381 for ; Thu, 14 Mar 2019 11:38:57 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id F10AB217F5 for ; Thu, 14 Mar 2019 11:38:56 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727539AbfCNLiz (ORCPT ); Thu, 14 Mar 2019 07:38:55 -0400 Received: from mga18.intel.com ([134.134.136.126]:5554 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726501AbfCNLiz (ORCPT ); Thu, 14 Mar 2019 07:38:55 -0400 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 14 Mar 2019 04:38:54 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.58,478,1544515200"; d="scan'208";a="307163453" Received: from linux.intel.com ([10.54.29.200]) by orsmga005.jf.intel.com with ESMTP; 14 Mar 2019 04:38:54 -0700 Received: from [10.125.252.108] (abudanko-mobl.ccr.corp.intel.com [10.125.252.108]) by linux.intel.com (Postfix) with ESMTP id D89315803FA; Thu, 14 Mar 2019 04:38:52 -0700 (PDT) Subject: [PATCH v8 12/12] perf tests: implement Zstd comp/decomp integration test From: Alexey Budankov To: Arnaldo Carvalho de Melo Cc: Jiri Olsa , Namhyung Kim , Alexander Shishkin , Ingo Molnar , Peter Zijlstra , Andi Kleen , linux-kernel References: <4c037bbd-1cc9-90f2-b9cd-0e0839c83b73@linux.intel.com> Organization: Intel Corp. Message-ID: <71fcb3bb-1bab-f9ad-54b1-cc8de7dca7e3@linux.intel.com> Date: Thu, 14 Mar 2019 14:38:51 +0300 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.5.1 MIME-Version: 1.0 In-Reply-To: <4c037bbd-1cc9-90f2-b9cd-0e0839c83b73@linux.intel.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Implemented basic integration test for Zstd based trace compression/decompression in record and report modes. Signed-off-by: Alexey Budankov --- .../tests/shell/record+zstd_comp_decomp.sh | 28 +++++++++++++++++++ 1 file changed, 28 insertions(+) create mode 100755 tools/perf/tests/shell/record+zstd_comp_decomp.sh diff --git a/tools/perf/tests/shell/record+zstd_comp_decomp.sh b/tools/perf/tests/shell/record+zstd_comp_decomp.sh new file mode 100755 index 000000000000..bc195874fc27 --- /dev/null +++ b/tools/perf/tests/shell/record+zstd_comp_decomp.sh @@ -0,0 +1,28 @@ +#!/bin/sh +# record trace Zstd compression/decompression + +trace_file=$(mktemp /tmp/perf.data.XXX) +perf_tool=perf +output=/dev/null + +skip_if_no_z_record() { + $perf_tool record -h 2>&1 | grep '\-z, \-\-compression\-level' +} + +collect_z_record() { + echo "Collecting compressed record trace file:" + $perf_tool record -o $trace_file -a -z -F 25000 -e cycles -- \ + dd count=2000 if=/dev/random of=/dev/null > $output 2>&1 +} + +check_compressed_stats() { + echo "Checking compressed events stats:" + $perf_tool report -i $trace_file --header --stats | \ + grep -E "(# compressed : Zstd,)|(COMPRESSED events:)" > $output 2>&1 +} + +skip_if_no_z_record || exit 2 +collect_z_record && check_compressed_stats +err=$? +rm -f $trace_file +exit $err -- 2.20.1