From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.windriver.com (mail.windriver.com [147.11.1.11]) by mail.openembedded.org (Postfix) with ESMTP id 0FB0762138 for ; Mon, 2 Feb 2015 08:48:43 +0000 (UTC) Received: from ALA-HCB.corp.ad.wrs.com (ala-hcb.corp.ad.wrs.com [147.11.189.41]) by mail.windriver.com (8.14.9/8.14.5) with ESMTP id t128mi7G026169 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=FAIL) for ; Mon, 2 Feb 2015 00:48:44 -0800 (PST) Received: from [128.224.162.174] (128.224.162.174) by ALA-HCB.corp.ad.wrs.com (147.11.189.41) with Microsoft SMTP Server id 14.3.174.1; Mon, 2 Feb 2015 00:48:44 -0800 Message-ID: <54CF39EB.4060001@windriver.com> Date: Mon, 2 Feb 2015 16:48:43 +0800 From: Robert Yang User-Agent: Mozilla/5.0 (X11; Linux i686; rv:31.0) Gecko/20100101 Thunderbird/31.3.0 MIME-Version: 1.0 To: Patches and discussions about the oe-core layer Subject: Performance issue of libtool-2.4.4 X-BeenThere: openembedded-core@lists.openembedded.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: Patches and discussions about the oe-core layer List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 02 Feb 2015 08:48:51 -0000 Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 7bit Hello, It seems that the new libtool (2.4.4) has increased the packages build time, after a rough investigation, it maybe because new libtoolize needs run a m4 command: (but libtool 2.2.2 doesn't) # Save the command pipeline results for further use by callers of # this function. func_extract_trace_result=`$ECHO "$_G_mini" \ |$M4 -daq --prefix $_G_m4_traces - "$@" 2>&1 1>/dev/null \ |$SED -n -e "$_G_transform"` This may increase the build time (just a rough guess), I will go on investigating on it. Does any one have any ideas, please ? -- Thanks Robert