Date: Mon, 14 May 2007 13:41:29 +0100 From: Dieter <freebsd@sopwith.solgatos.com> To: freebsd-questions@freebsd.org Subject: Re: Stable many-port SATA controller recommendations Message-ID: <200705142041.UAA04399@sopwith.solgatos.com> In-Reply-To: Your message of "Mon, 14 May 2007 20:23:28 %2B0200." <4648A920.3000302@infidyne.com>
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> > If I use up a slot, I'd like at least 4 ports and NCQ. > > If FreeBSD doesn't have NCQ support yet I might just get a > > USB or FW to SATA adapter or two and wait for NCQ. > > NCQ is nice but I don't *really* care. I just want something that works > at all :) Of course I would want NCQ if it was a performance critical > production system though. And AFAIK NCQ is not yet supported in FreeBSD. Problem is that to avoid scrambled filesystems you have to put the disk's cache in write-through mode, and write performance drops 90%. NCQ should fix that.
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