From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from slmp-550-94.slc.westdc.net ([50.115.112.57]:33896 "EHLO slmp-550-94.slc.westdc.net" rhost-flags-OK-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1750959AbaDTVEO convert rfc822-to-8bit (ORCPT ); Sun, 20 Apr 2014 17:04:14 -0400 Received: from c-75-70-18-61.hsd1.co.comcast.net ([75.70.18.61]:63196 helo=[192.168.1.145]) by slmp-550-94.slc.westdc.net with esmtpsa (TLSv1:AES128-SHA:128) (Exim 4.82) (envelope-from ) id 1WbyuL-00181T-Pv for linux-btrfs@vger.kernel.org; Sun, 20 Apr 2014 15:04:13 -0600 Content-Type: text/plain; charset=windows-1252 Mime-Version: 1.0 (Mac OS X Mail 6.6 \(1510\)) Subject: Re: Slow Write Performance w/ No Cache Enabled and Different Size Drives From: Chris Murphy In-Reply-To: Date: Sun, 20 Apr 2014 15:04:12 -0600 Message-Id: <71117784-D7D7-47CF-AB40-C42F860EA17E@colorremedies.com> References: <53540367.4050707@aeb.io> To: Btrfs BTRFS Sender: linux-btrfs-owner@vger.kernel.org List-ID: On Apr 20, 2014, at 2:54 PM, Chris Murphy wrote: > > Ergo, there is no such thing as single device raid0, so the point at which all but 1 drive is full, writes fail. Correction. Data writes fail. Metadata writes apparently still succeed, as zero length files are created. I now have several hundred such files. But no implosion, and the file system continues to work. -rwxr-x---. 1 root root 0 Apr 20 15:01 IMG_3328.dng I suppose this has pros and cons. Chris Murphy