From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wm0-f47.google.com (mail-wm0-f47.google.com [74.125.82.47]) by dpdk.org (Postfix) with ESMTP id EC0F12A5B for ; Mon, 23 Jan 2017 18:18:15 +0100 (CET) Received: by mail-wm0-f47.google.com with SMTP id c85so142978954wmi.1 for ; Mon, 23 Jan 2017 09:18:15 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=6wind-com.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=0InVnIwWGn9OTOEDoXiODwn3psLeNetgMhvJYfLa0sQ=; b=HmC9xbbwXqpBBHNsvE0yPYwVf5ssMhf7pSx1f0V7s3lAKVE0OyOaJJrSjR9NGR9+Af 4DxasIN39TTs6Mk9sihwJLNVJCtgvF7rWdN3bk7xqvLftY2tuuRdhvLGGFHKyN3E7z/T spIJXJPEYfE7F3nfby9anvmx2o4isADQRHhq5Gwc4hDE4m8NxKfuRSagnkqoN+lkSNnC P/ufMyl2tHw3rUU40yW9bLHHc1x0nUaiinTQxnJ0vyEsY+1JjKJQRD2b0/npdUTwzmDT e5WTsB38lHspBnoWf4wOKv9teWdbklS/YH8NSOgDQn2ZhhNObp8LQ6nBSxrTEpHdU2Hi 2TPA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=0InVnIwWGn9OTOEDoXiODwn3psLeNetgMhvJYfLa0sQ=; b=uV32f9Q/RW/vSby+UeO4beD3/p/pOnVP89+QJWcA+gMu2rmGaD9F0en6xeOX2Ev9p/ 2EhoLbNh91hJ3uGiS1auHJD1D/fGFs5AZefYrsveQ/SSCEOJHzmFIwF1eg+38snwtFw+ 5o8SquPcBwsG50BLR4tXBZDWVsS8CddUHthbJQkqqbAcu9iMzCpKc4qJG0LNC+S0qHBD SGbs/Dcn2oi2BfEW9POhyxX+nu44+xvFNFOJJDjAiKjTlKzKPRpbaT3RHImdpwY2TCT6 JoM3ktkI2pv4YzpI6E4WGI48VrlkWXdyise0jjlE4TqMu6Cfj5GASaYeBoTMqeLv7qF0 j/3g== X-Gm-Message-State: AIkVDXJbnSTFWfj2BkdBStx+fkxZEkwdWg1TlbCfTStJh0ObwRN5SrCMzo5j7W9q2gtd9Xzl X-Received: by 10.28.140.130 with SMTP id o124mr15685781wmd.48.1485191895561; Mon, 23 Jan 2017 09:18:15 -0800 (PST) Received: from platinum (2a01cb0c03c651000226b0fffeed02fc.ipv6.abo.wanadoo.fr. [2a01:cb0c:3c6:5100:226:b0ff:feed:2fc]) by smtp.gmail.com with ESMTPSA id 36sm15600273wrz.8.2017.01.23.09.18.15 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Mon, 23 Jan 2017 09:18:15 -0800 (PST) Date: Mon, 23 Jan 2017 18:18:13 +0100 From: Olivier Matz To: Ferruh Yigit Cc: dev@dpdk.org, Thomas Monjalon Message-ID: <20170123181813.00567e47@platinum> In-Reply-To: <20170122015034.19824-1-ferruh.yigit@intel.com> References: <20170122015034.19824-1-ferruh.yigit@intel.com> X-Mailer: Claws Mail 3.14.1 (GTK+ 2.24.31; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Subject: Re: [dpdk-dev] [PATCH] mk: parallelize make config X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 23 Jan 2017 17:18:16 -0000 Hi Ferruh, On Sun, 22 Jan 2017 01:50:34 +0000, Ferruh Yigit wrote: > make config dependency resolving was always running serial, > parallelize it for better performance. > > $ time make T=x86_64-native-linuxapp-gcc config > real 0m12.633s > > $ time make -j8 T=x86_64-native-linuxapp-gcc config > real 0m1.826s > > Signed-off-by: Ferruh Yigit I have a patch that fix the same issue (configuration takes to long), but done differently. It is more intrusive, since it rework the way DEPDIRS are used, but it does not require to use -j. I'm sending it as a reply to this thread. Regards, Olivier