From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from lists.gentoo.org (pigeon.gentoo.org [208.92.234.80]) by finch.gentoo.org (Postfix) with ESMTP id 112D81381F3 for ; Sat, 21 Sep 2013 12:53:58 +0000 (UTC) Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id D3355E0AF6; Sat, 21 Sep 2013 12:53:52 +0000 (UTC) Received: from uberouter3.guranga.net (unknown [78.25.223.226]) (using TLSv1 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by pigeon.gentoo.org (Postfix) with ESMTPS id C3719E0AC9 for ; Sat, 21 Sep 2013 12:53:51 +0000 (UTC) Received: from [192.168.151.100] (unknown [192.168.151.100]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by uberouter3.guranga.net (Postfix) with ESMTPSA id 7BCEC8233C for ; Sat, 21 Sep 2013 13:53:50 +0100 (BST) Message-ID: <523D96DB.4090803@thegeezer.net> Date: Sat, 21 Sep 2013 13:53:47 +0100 From: thegeezer User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/20130804 Thunderbird/17.0.8 Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] ZFS References: In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Archives-Salt: be093fb4-fd22-42b4-8556-ff60d159c5a1 X-Archives-Hash: d80eb50ac16c06180f95d98f0b3d7a3c On 09/17/2013 08:20 AM, Grant wrote: > I'm convinced I need 3-disk RAID1 so I can lose 2 drives and keep > running. I'd also like to stripe for performance, resulting in > RAID10. It sounds like most hardware controllers do not support > 6-disk RAID10 so ZFS looks very interesting. > > Can I operate ZFS RAID without a hardware RAID controller? > > From a RAID perspective only, is ZFS a better choice than conventional > software RAID? > > ZFS seems to have many excellent features and I'd like to ease into > them slowly (like an old man into a nice warm bath). Does ZFS allow > you to set up additional features later (e.g. snapshots, encryption, > deduplication, compression) or is some forethought required when first > making the filesystem? > > It looks like there are comprehensive ZFS Gentoo docs > (http://wiki.gentoo.org/wiki/ZFS) but can anyone tell me from the real > world about how much extra difficulty/complexity is added to > installation and ongoing administration when choosing ZFS over ext4? > > Performance doesn't seem to be one of ZFS's strong points. Is it > considered suitable for a high-performance server? > > http://www.phoronix.com/scan.php?page=news_item&px=MTM1NTA > > Besides performance, are there any drawbacks to ZFS compared to ext4? > > - Grant > Howdy, been reading this thread and am pretty intrigued, ZFS is much more than i thought it was. I was wondering though does ZFS work as a multiple client single storage cluster such as GFS/OCFS/VMFS/OrangeFS ? I was also wondering if anyone could share their experience with ZFS on iscsi - especially considering the readahead /proc changes required on same system ? thanks!