Date: Wed, 20 Feb 2013 02:54:47 +0400 From: Dmitry Sarkisov <ait.mlist@gmail.com> To: "bsd@todoo.biz" <bsd@todoo.biz> Cc: freebsd-questions@freebsd.org Subject: Re: ZFS + iSCSI architecture Message-ID: <20130219225447.GA11566@aperturescience.org> In-Reply-To: <93B2D1C4-8887-45F9-9939-A099AC5E3DA0@todoo.biz> References: <93B2D1C4-8887-45F9-9939-A099AC5E3DA0@todoo.biz>
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On 19-02-2013, Tue [23:20:41], bsd@todoo.biz wrote: > Hello, > > > I am about to start deploying a large system (about 18 To which can grow up to 36 To) based on a big Intel platform with lot's of fancy features to have turbo boosted platform (ZIL on SSD + system on dongle if I go for FreeNAS). Since I want to move on quite fast I might decide to use FreeNAS in it's latest version. > > > The idea behind all that was to grant 5 or six critical servers access to the NAS so that they can take advantage of : > > 1. space available on the NAS > > 2. ability of the NAS to use ZFS and of clients to support this file system (including snapshots) > > 3. Access the server using iSCSI (at least this is what I initially planned). > > 4. Mount part of their filesystem using data stored on the SAN (like /usr/local/ or other parts of the system). > > > > The server accessing the data will be of two types : > > 1. 2 x Ubuntu server 10.04 LTS > > 2. 4 x FreeBSD (mainly 8 and 9) with jail configured > > > I have started reading about iSCSI and potential problems with FreeBSD. > > So my main questions would be : > > > • Should I go for iSCSI ? > > • Should I rather choose / prefer NFS ? > > • Should I export a Volume as UFS rather than ZFS (is ZFS supported as a target) ? > > > The main idea is stability, redundancy of data and ease of maintenance (in a headless FreeBSD / Linux world) before anything else ! > > > > That's the big pictures, if you have any pointers, advise, they are all welcome. > > > It is quite late where I leave, so I will reply to posts in 8 to 10 hours, but I hope to have enough answer(s) to start an interesting thread (as I think this question is very interesting and not so clearly explained (at least in my mind))… > > > Thx very much for your infos and feedback. > > Hello, If I needed a NFS+iSCSI solution I'd go for Solaris 11. Docs are abundant and the system is very stable and feature-rich. Tried recently the integration in Windows Domain and iSCSI features, all works wery good. Don't get me wrong, I'm all for FreeBSD ;) but in this particular case I'd choose Solaris. -- D.S. <-\ Powered by <-------------------o <-/ FreeBSD
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