From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mirko Benz Subject: NVRAM support Date: Fri, 10 Feb 2006 10:01:09 +0100 Message-ID: <43EC5655.1060504@web.de> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit Return-path: Sender: linux-raid-owner@vger.kernel.org To: linux-raid@vger.kernel.org List-Id: linux-raid.ids Hello, Does a high speed NVRAM device makes sense for Linux SW RAID? E.g. a PCI card that exports battery backed memory. Could that significantly improve write speed for RAID 5/6 (e.g. via an external journal, asynchronous operation and write caching)? What changes would be required? Thanks, Mirko