Date: Tue, 5 Jan 1999 15:21:41 +1030 From: Greg Lehey <grog@lemis.com> To: Dru Nelson <dnelson@redwoodsoft.com> Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: UDMA in 2.2.8 - patches? Message-ID: <19990105152140.C78349@freebie.lemis.com> In-Reply-To: <Pine.BSF.3.91.990104202544.1500I-100000@pacman.redwoodsoft.com>; from Dru Nelson on Mon, Jan 04, 1999 at 08:46:43PM -0800 References: <Pine.BSF.3.91.990104202544.1500I-100000@pacman.redwoodsoft.com>
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On Monday, 4 January 1999 at 20:46:43 -0800, Dru Nelson wrote: > > Hi, > > I'm now working with a big site and I'm moving them over > to FreeBSD from Linux for stability. The unfortunate thing > is that almost all of the machines use IDE drives. > > I haven't tried 3.0 and I don't know how stable it is yet. I want > to have machines that run for many, many days and freebsd 2.[12].* > has done time and time again in the past. So, I'm running 2.2.8 on > some of these machines right now. It has everything I need, except for > UDMA support (soft updates would be nice :-), but I can wait for that in > 3.0). > > IDE will be OK for these machines, I'm just worried about too many > interupts and not getting good IO performance. > > What is the outlook or possible big ugly monster involved with > getting DMA or some of the EIDE features into 2.2.8 (Intel only > chipsets)? I have no problem with putting something in /sys/pci > to get going on this... *(I'm willing to spend some time on this)* > > I can rationalize adding support for DMA 2.2.8, and testing it thoroughly, > I can't see going to 3.0 just yet. I think that the chances are slim of getting a version of 2.2.8 with UDMA support as stable as 3.0 already is. It's not that bad. -STABLE will be out in the middle of the month. Greg -- See complete headers for address, home page and phone numbers finger grog@lemis.com for PGP public key To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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