From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Garzik Subject: Re: [Ext2-devel] [RFC 0/13] extents and 48bit ext3 Date: Fri, 09 Jun 2006 12:53:11 -0400 Message-ID: <4489A777.5050501@garzik.org> References: <1149816055.4066.60.camel@dyn9047017069.beaverton.ibm.com> <4488E1A4.20305@garzik.org> <20060609083523.GQ5964@schatzie.adilger.int> <44898EE3.6080903@garzik.org> <448992EB.5070405@garzik.org> <44899D93.5030008@garzik.org> <4489A199.9050502@garzik.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Linus Torvalds , Andrew Morton , ext2-devel , linux-kernel@vger.kernel.org, cmm@us.ibm.com, linux-fsdevel@vger.kernel.org, Andreas Dilger Return-path: Received: from srv5.dvmed.net ([207.36.208.214]:30608 "EHLO mail.dvmed.net") by vger.kernel.org with ESMTP id S965297AbWFIQxQ (ORCPT ); Fri, 9 Jun 2006 12:53:16 -0400 To: Alex Tomas In-Reply-To: Sender: linux-fsdevel-owner@vger.kernel.org List-Id: linux-fsdevel.vger.kernel.org Alex Tomas wrote: >>>>>> Jeff Garzik (JG) writes: > > JG> Alex Tomas wrote: > >>>>>>> Jeff Garzik (JG) writes: > JG> If it will remain a mount option, if it is never made the > >> default > JG> (either in kernel or distro level), then only 1% of users will ever > JG> use the feature. And we shouldn't merge a 1% use feature into the > JG> _main_ filesystem for Linux. > >> strictly speaking, not that many users really need >2TB fs ... > > JG> Not true. Terabyte SATA drives are less than a year away. 2TB > JG> drives... probably 2 years? > > oh, 2 years sound long enough for defaulting extents? If terabyte drives will be here in less than a year, and 750GB drives are already here, then people with today's commodity hardware are probably already chomping at the bit to do >2TB LVM and RAID. Hook eight 750GB SATA drives to a Marvell SATA controller (all commodity, all production) and you're way past 2TB. Jeff