From mboxrd@z Thu Jan 1 00:00:00 1970 X-GM-THRID: 7016230395466219520 X-Received: by 2002:a05:600c:20f:: with SMTP id 15mr5098678wmi.58.1635434591115; Thu, 28 Oct 2021 08:23:11 -0700 (PDT) X-BeenThere: isar-users@googlegroups.com Received: by 2002:a5d:6b08:: with SMTP id v8ls4240764wrw.3.gmail; Thu, 28 Oct 2021 08:23:10 -0700 (PDT) X-Google-Smtp-Source: ABdhPJw5AyVwQrnbXET5ALBAUG8+CWpU8UgulekOfA13fzzqCnuenKzcDwR/Rj0HZEuGpX6shpgd X-Received: by 2002:a5d:5287:: with SMTP id c7mr6889483wrv.236.1635434590263; Thu, 28 Oct 2021 08:23:10 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1635434590; cv=none; d=google.com; s=arc-20160816; b=ZWIjTZhK3qPIAqx1Q42Z5j+TWIvZFX1HMkTk4NWWLHJyXtKyQl6kHMppI1/Mq94tlR BzdgiCkOTUIOm6wQOTXwkSrfB8+Hz2pgyzZz66yjbD7M/+a3H5RfcopfUxRVxzNyNylo Y1ob5QFqmC6YvMU5ZNJJGb6gUDuc3/6vnEb42lNRbUE82hEIrEUHC88HoK2YByzf1QLI UF8rY+jjTLn1wxZ+bkukYM4k3cj5QcThsoiT9N7NtUXs8g7oBCWPF23atPGseW+oPMf5 KyzDzhHm/ryEqZ7sZlPv5xjphp5w4rAOWZvqNL8zQMFBhUziQrL/Q1bU82tr/xpF7BJA 34KA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=content-language:content-transfer-encoding:in-reply-to:mime-version :user-agent:date:message-id:from:references:to:subject; bh=TOwAIVehmvyP3X5ujYTQNKGjUoxVOd3v7P/E9TaG28w=; b=0GSWVHwbafgM1yYuZ2DvNEPVpO6uXeCTNJUXrCYHkCRfab+NOpwYDiZOdM/QrH4qRt yy2ipMU5o0lS6T30TrW4deM+gLiD8vvDQ2D7xcbFnhCaXU2n37mSYqHaLvqOPDDPIm+8 e7SPQQwQVuxo0KUnF4RNztPGrzrVK324fWG/Weh7BN8FLIbg8YMIy0CYcpedC1/Nn4b3 HaMfNT6OIe5sSHfi/UMYr9FaoxEtRMQyIjnhFDjLOTF3UNx38r7bgoxKLCVSbUVx92Dl UY7Ya4fdMo4KVtPOCLMClPUP0pCSPYagtqT83FPbk+RkU7Z6Wzg0HoPwZzypMXZAadzx EHBA== ARC-Authentication-Results: i=1; gmr-mx.google.com; spf=pass (google.com: domain of amikan@ilbers.de designates 85.214.156.166 as permitted sender) smtp.mailfrom=amikan@ilbers.de Return-Path: Received: from shymkent.ilbers.de (shymkent.ilbers.de. [85.214.156.166]) by gmr-mx.google.com with ESMTPS id k39si341594wms.1.2021.10.28.08.23.10 for (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Thu, 28 Oct 2021 08:23:10 -0700 (PDT) Received-SPF: pass (google.com: domain of amikan@ilbers.de designates 85.214.156.166 as permitted sender) client-ip=85.214.156.166; Authentication-Results: gmr-mx.google.com; spf=pass (google.com: domain of amikan@ilbers.de designates 85.214.156.166 as permitted sender) smtp.mailfrom=amikan@ilbers.de Received: from [192.168.67.164] (mm-42-79-214-37.mgts.dynamic.pppoe.byfly.by [37.214.79.42] (may be forged)) (authenticated bits=0) by shymkent.ilbers.de (8.15.2/8.15.2/Debian-8) with ESMTPSA id 19SFN6BT017941 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 28 Oct 2021 17:23:07 +0200 Subject: Re: [PATCH v4 00/10] Add sstate-cache To: Adriaan Schmidt , isar-users@googlegroups.com References: <20211026122811.2654125-1-adriaan.schmidt@siemens.com> From: Anton Mikanovich Message-ID: <11f725c1-20b5-5a57-7ec1-4dc29901ec21@ilbers.de> Date: Thu, 28 Oct 2021 18:23:01 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.13.0 MIME-Version: 1.0 In-Reply-To: <20211026122811.2654125-1-adriaan.schmidt@siemens.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US X-TUID: 6HPQVg+JN+dE 26.10.2021 15:28, Adriaan Schmidt wrote: > This series adds the sstate-cache feature from OE to Isar. The cache holds > the results of bootstrapping, rootfs generation (buildchroot, image rootfs), > and deb package generation. > > To use the cache, the only configuration neccessary is setting SSTATE_DIR. > The contents of that directory need to be preserved across bitbake invocations. > > One known weakness is that the package lists of cached rootfs's can run > out of sync with upstream ("apt-get update" only happens at bootstrap time). > But this also happens with an "old" local build dir, and is something that > may be addressed elsewhere. For now, the recommendation is to frequently > clear the cache (in one of our projects we run a nightly "clear&populate > cache" CI job). > > Patches 1..5 fix (unrelated) issues that would otherwise block sstate caching, > patch 6 copies files from OE, and patches 7..10 add caching to Isar. Suggest adding `[PATCH] CI: Add sstate-cache testcase` as a test case for sstate-cache usage. -- Anton Mikanovich Promwad Ltd. External service provider of ilbers GmbH Maria-Merian-Str. 8 85521 Ottobrunn, Germany +49 (89) 122 67 24-0 Commercial register Munich, HRB 214197 General Manager: Baurzhan Ismagulov