From mboxrd@z Thu Jan 1 00:00:00 1970 X-GM-THRID: 6521574339082452992 X-Received: by 10.223.156.136 with SMTP id d8mr506702wre.9.1518612110291; Wed, 14 Feb 2018 04:41:50 -0800 (PST) X-BeenThere: isar-users@googlegroups.com Received: by 10.28.170.1 with SMTP id t1ls2104112wme.7.gmail; Wed, 14 Feb 2018 04:41:49 -0800 (PST) X-Google-Smtp-Source: AH8x226uAaXdrqq0wFpXulmPMS/xXli1jKygnZj8o9Ju/pLBP0NRKW9MiZ4NZQtyFUNJYuJ1//1d X-Received: by 10.28.241.2 with SMTP id p2mr521837wmh.26.1518612109661; Wed, 14 Feb 2018 04:41:49 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1518612109; cv=none; d=google.com; s=arc-20160816; b=ut2LfGB+GTIANURyEVE94201LR39UtaHSJVoIcXQMxAtSr7ZfUKsSj3XuXdMYNoYNc n+1tdzBNSF8/gJE6cxsPugnnhQ9K+6EZDJTdZ1PK+dkc5MaRSGQxC4uvLqolv6JRQm12 GHAc1b29HuaVFyeBwdFs4FyCOH58IpQ/+O+sV7IkF5hRkITke+ivym7TrOjlj75Voi/t DslCsoT3DrZYYSKcvFMuF1fVHDXAuJJubI7ucq+rXmY6Zh+76V/sNch/AvmYHB+FehEc 6MmMkN53NRd1pREy2dJ7ACGJcZAY3W1+9O8rulWuEiGs7Wug8LJ+o0so7pmJB381RJvU kBlQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-transfer-encoding:content-language:in-reply-to:mime-version :user-agent:date:message-id:from:references:to:subject :arc-authentication-results; bh=uHTduqqbB8FwpJP7yUWXKZX+aARE/mDXAqNS1A1R1Es=; b=qG0xXtNfsaV6Al1paDT9I6T5jp6Jt1ZCYD8bA8+8obsNPz2yNOKS0sZYnMjUxu6+xx ng4lBQEvZgWEPDqDoLxfQGOxXNduWi138EI/en5FrIfOco4X6VMjgVmGSujoc/IU0QQr LVQttRHTiUCf5KOMx7sNGysabW4NJBr5NHAHEAiDukVZQmeqllcWaJ9bPDTO73VbkA9F 4OT6KrNWRy5M8rsX8lMo0Td/SrOJTFkaVw8MJNNGgt6JxywSiG0kyc+1BAi7JtWJZGrM Nr3n9PM96Zlx9jxD1daJ19Ua+f5H5MQkyD6R/GeUqnmmsqTdfxpLALc8Lh2BpE2peDP+ JxZQ== ARC-Authentication-Results: i=1; gmr-mx.google.com; spf=pass (google.com: domain of jan.kiszka@siemens.com designates 192.35.17.2 as permitted sender) smtp.mailfrom=jan.kiszka@siemens.com Return-Path: Received: from thoth.sbs.de (thoth.sbs.de. [192.35.17.2]) by gmr-mx.google.com with ESMTPS id t15si116691wmh.1.2018.02.14.04.41.49 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 14 Feb 2018 04:41:49 -0800 (PST) Received-SPF: pass (google.com: domain of jan.kiszka@siemens.com designates 192.35.17.2 as permitted sender) client-ip=192.35.17.2; Authentication-Results: gmr-mx.google.com; spf=pass (google.com: domain of jan.kiszka@siemens.com designates 192.35.17.2 as permitted sender) smtp.mailfrom=jan.kiszka@siemens.com Received: from mail3.siemens.de (mail3.siemens.de [139.25.208.14]) by thoth.sbs.de (8.15.2/8.15.2) with ESMTPS id w1ECfnQp010952 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 14 Feb 2018 13:41:49 +0100 Received: from [139.25.68.37] (md1q0hnc.ad001.siemens.net [139.25.68.37] (may be forged)) by mail3.siemens.de (8.15.2/8.15.2) with ESMTP id w1ECfnip028796; Wed, 14 Feb 2018 13:41:49 +0100 Subject: Re: [PATCH v2 0/9] Add support for automatic partial rebuilds on recipe changes To: Alexander Smirnov , isar-users References: From: Jan Kiszka Message-ID: <96a5d7df-b7a3-08ec-3c28-85ecf332d32b@siemens.com> Date: Wed, 14 Feb 2018 13:41:48 +0100 User-Agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-TUID: MH+VJnC+X7QR On 2018-02-14 12:33, Alexander Smirnov wrote: > On 02/13/2018 11:05 PM, Jan Kiszka wrote: >> Yeah, finally Yocto/OE-like usability: This ensures for many cases that >> changes to recipes lead to rebuilds of dependent recipes, including the >> final image. Some extra measures are needed so that those rebuilds work >> with clean dirs. >> >> And if the change detection should not work, e.g. changes to file:// >> resources are not detected, then a clean or cleanall task is now >> available and ensures a proper manual rebuild. >> >> This massively increases the fun factor when developing Isar projects. > > > Wow, just noticed that with this series bitbake has started to run tasks > in parallel.. How it's working? :-) > > > Currently  4 running tasks (54 of 217)  24% > |######################################## >                      | > 0: mc:rpi-jessie:buildchroot-1.0-r0 do_build - 101s (pid 3271) > 1: mc:qemui386-stretch:buildchroot-1.0-r0 do_build - 101s (pid 3336) > 2: mc:qemui386-jessie:buildchroot-1.0-r0 do_build - 100s (pid 3457) > 3: mc:qemuarm-wheezy:buildchroot-1.0-r0 do_build - 100s (pid 3524) Didn't notice that this wasn't the case before (most of my workload had linear ordering), but I could imagine that the lacking signatures forced bitbake to serialize. Just guessing. Jan -- Siemens AG, Corporate Technology, CT RDA IOT SES-DE Corporate Competence Center Embedded Linux