From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by yocto-www.yoctoproject.org (Postfix, from userid 118) id EEEFEE009A7; Thu, 16 Jul 2015 04:36:46 -0700 (PDT) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on yocto-www.yoctoproject.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00 autolearn=ham version=3.3.1 X-Spam-HAM-Report: * -1.9 BAYES_00 BODY: Bayes spam probability is 0 to 1% * [score: 0.0000] Received: from mail.chez-thomas.org (mail.mlbassoc.com [65.100.170.105]) by yocto-www.yoctoproject.org (Postfix) with ESMTP id E6AADE00957 for ; Thu, 16 Jul 2015 04:36:45 -0700 (PDT) Received: by mail.chez-thomas.org (Postfix, from userid 1998) id 2E63AF811D8; Thu, 16 Jul 2015 05:36:45 -0600 (MDT) Received: from [192.168.1.114] (zeus [192.168.1.114]) by mail.chez-thomas.org (Postfix) with ESMTP id 3E2BBF811D7; Thu, 16 Jul 2015 05:36:44 -0600 (MDT) Message-ID: <55A79757.8010704@mlbassoc.com> Date: Thu, 16 Jul 2015 05:36:55 -0600 From: Gary Thomas User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 MIME-Version: 1.0 To: Yocto Project Subject: Read-only file system with persistent storage X-BeenThere: yocto@yoctoproject.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Discussion of all things Yocto Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 16 Jul 2015 11:36:47 -0000 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit I'd like to set up a system with a read-only root file system along with some persistent read-write storage. What are the [best] options in Poky/Yocto for this? Is there any support for some type of overlay file system? Thanks for any ideas/pointers -- ------------------------------------------------------------ Gary Thomas | Consulting for the MLB Associates | Embedded world ------------------------------------------------------------