Date: Mon, 15 Jul 2013 22:11:16 -0700 From: aurfalien <aurfalien@gmail.com> To: Warren Block <wblock@wonkity.com> Cc: freebsd-questions@freebsd.org Subject: Re: to gmirror or to ZFS Message-ID: <976836C5-F790-4D55-A80C-5944E8BC2575@gmail.com> In-Reply-To: <alpine.BSF.2.00.1307152211180.74094@wonkity.com> References: <4DFBC539-3CCC-4B9B-AB62-7BB846F18530@gmail.com> <alpine.BSF.2.00.1307152211180.74094@wonkity.com>
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On Jul 15, 2013, at 9:23 PM, Warren Block wrote: > On Mon, 15 Jul 2013, aurfalien wrote: > >> ... thats the question :) >> >> At any rate, I'm building a rather large 100+TB NAS using ZFS. >> >> However for my OS, should I also ZFS or simply gmirror as I've a dedicated pair of 256GB SSD drives for it. I didn't ask for SSD sys drives, this system just came with em. >> >> This is more of a best practices q. > > ZFS has data integrity checking, gmirror has low RAM overhead. gmirror is, at present, restricted to MBR partitioning due to metadata conflicts with GPT, so 2TB is the maximum size. > > Best practices... depends on your use. gmirror for the system leaves more RAM for ZFS. Perfect, thanks Warren. Just what I was looking for. - aurfhelp
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