From mboxrd@z Thu Jan 1 00:00:00 1970 X-GM-THRID: 6663931010253586432 X-Received: by 2002:adf:8182:: with SMTP id 2mr1144212wra.14.1551768622536; Mon, 04 Mar 2019 22:50:22 -0800 (PST) X-BeenThere: isar-users@googlegroups.com Received: by 2002:adf:f350:: with SMTP id e16ls3911902wrp.13.gmail; Mon, 04 Mar 2019 22:50:22 -0800 (PST) X-Google-Smtp-Source: APXvYqwIblEDgjVqJiIzDy1iNZMucgGFrlsb3HFd7RYOHYc5z34wrhaDraJ1ajhin9/iY+dj347F X-Received: by 2002:a5d:564d:: with SMTP id j13mr1107230wrw.27.1551768622051; Mon, 04 Mar 2019 22:50:22 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1551768622; cv=none; d=google.com; s=arc-20160816; b=UiuKLM1/gWYguvh6Xg99TcT+E8zKsHW6SovSonXDk2mv+JIYPma57tFN6BS0SBEl5q EtcHZk1fMvAflivrmQeyrtz/NfnSTGgO6A4bJgqoWecJ4hCI919fA/lXJMheaovuqTbA df1P2Dzau7nI0lkmS+XDzjs2R9nTBLZPc16aBHhoWuNA3iKLVgo2/SA82yCwkpbrXslM USC4xmaRqaw5871EVsFNKcE6upkfUq/IlNrFhTOo0qFN1mjiHDqF8McvyVNwM0scG9BZ eo/BVkQXhmZ2FpZhRpoX4gugBIGvgUdORwhS+Qd769yDlmo/b0OZ8rSfGX2V99dt/WQR QbVg== 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; bh=rKpi9lRWj7ngqSSGbLN+ZjOyPmlXSw46vr67wodZyLA=; b=w5ShHaosYGJew2/9Z46yvrP6+iA/YV7fy+CExAUwVoWGl31I/iHWqg2Yoz63VxSuxI w0dK1wow8Nlf+H9F0fxIbaxnQktDynUK5YmJcvuYhBe6GC8ZPONeHOTqRRYDFEtm4iam gnjtQqDckoNVY2TDKWYsK/kZpfl92qQ1OlaMT3VG6HzZNQXejw2tte0t1NCkXOS7jeCu mK4v23RfS4VNueQFia0e6NN7F3/kPwp/wr+uADI7q2m8+/lHc3tEBxIwcdklmETySGNf eajE1GgrO+G7TWIggcKHP9oItvEo5693X5j4Qxak2opSCxMHJAF2fG2+vtPdbf5WnS26 hi8g== ARC-Authentication-Results: i=1; gmr-mx.google.com; spf=pass (google.com: domain of jan.kiszka@siemens.com designates 192.35.17.28 as permitted sender) smtp.mailfrom=jan.kiszka@siemens.com Return-Path: Received: from goliath.siemens.de (goliath.siemens.de. [192.35.17.28]) by gmr-mx.google.com with ESMTPS id r15si396513wmc.4.2019.03.04.22.50.21 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 04 Mar 2019 22:50:22 -0800 (PST) Received-SPF: pass (google.com: domain of jan.kiszka@siemens.com designates 192.35.17.28 as permitted sender) client-ip=192.35.17.28; Authentication-Results: gmr-mx.google.com; spf=pass (google.com: domain of jan.kiszka@siemens.com designates 192.35.17.28 as permitted sender) smtp.mailfrom=jan.kiszka@siemens.com Received: from mail1.sbs.de (mail1.sbs.de [192.129.41.35]) by goliath.siemens.de (8.15.2/8.15.2) with ESMTPS id x256oKOl027322 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 5 Mar 2019 07:50:21 +0100 Received: from [167.87.39.36] ([167.87.39.36]) by mail1.sbs.de (8.15.2/8.15.2) with ESMTP id x256oJMR008856; Tue, 5 Mar 2019 07:50:20 +0100 Subject: Re: Can isar Debian armhf image size be controlled? To: "Maxim Yu. Osipov" , hh h , isar-users References: <884bdd75-b3db-430e-b34f-f84f57e98d48@googlegroups.com> <09b5fcd2-caf6-64fb-d310-33ab62eaa18a@ilbers.de> From: Jan Kiszka Message-ID: <68538b5b-67dc-0836-5f72-3347399522ce@siemens.com> Date: Tue, 5 Mar 2019 07:50:19 +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: <09b5fcd2-caf6-64fb-d310-33ab62eaa18a@ilbers.de> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit X-TUID: 3lS9Kr2wKoGt On 05.03.19 07:32, Maxim Yu. Osipov wrote: > Hi, > > 1) For reference ISAR armhf target - Terasic DE0-Nano-SoC -  the current default > isar-image-base rootfs gives > > > isar/build/tmp/work/debian-stretch-armhf/isar-image-base/rootfs$ sudo du -sh . > 163M    . > > The rootfs is already trimmed from /var/cache/apt entries. It may be further trimmed (by making it a "non-Debian" image, e.g. removing any package management) to something like 120M or maybe even 100M. We are planning to provide mechanisms that allow such manual tunings during image generation. But then you usually start installing your actual application, and its dependencies can blow up the image again. We do not know your scenario, so this is hard to tell. In general, you have to be in a very high volume market so that the additional engineering and maintenance costs (when using a non-commodity distro) pay off via saved hardware budget. Jan -- Siemens AG, Corporate Technology, CT RDA IOT SES-DE Corporate Competence Center Embedded Linux