Date: Wed, 07 Oct 1998 19:43:48 +0200 From: sthaug@nethelp.no To: adrian@ubergeeks.com Cc: freebsd-smp@FreeBSD.ORG Subject: RE: hw platform Q - what's a good smp choice these days? Message-ID: <23958.907782228@verdi.nethelp.no> In-Reply-To: Your message of "Wed, 7 Oct 1998 09:51:19 -0400 (EDT)" References: <Pine.BSF.3.96.981007094419.4604A-100000@lorax.ubergeeks.com>
next in thread | previous in thread | raw e-mail | index | archive | help
> Well, IDE tends to use significantly more CPU for IO than SCSI. > Isn't that what does all the DMA work for IDE? Not if you have a reasonably modern PCI chipset and set the correct flags in your kernel config file. >From my own (limited) measurements, there is no significant difference in CPU usage between IDE and SCSI with the wd driver in 3.0. Steinar Haug, Nethelp consulting, sthaug@nethelp.no To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-smp" in the body of the message
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?23958.907782228>