Date: Sun, 08 May 2005 22:20:25 -0600 From: Scott Long <scottl@samsco.org> To: Steven Hartland <killing@multiplay.co.uk> Cc: freebsd-current@freebsd.org Subject: Linux emulation [Re: Very low disk performance Highpoint 1820a] Message-ID: <427EE509.3010901@samsco.org> In-Reply-To: <007e01c553e0$8e905310$b3db87d4@multiplay.co.uk> References: <069901c54bfd$2967ba40$7f06000a@int.mediasurface.com><427D5AA0.1080609@withagen.nl><002b01c553be$93a5b790$b3db87d4@multiplay.co.uk><427E0F77.50006@samsco.org> <001c01c553da$5554e490$b3db87d4@multiplay.co.uk> <427E23BA.7000508@samsco.org> <007e01c553e0$8e905310$b3db87d4@multiplay.co.uk>
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Steven Hartland wrote: > ----- Original Message ----- From: "Scott Long" <scottl@samsco.org> > >>> According to the documentation this is not the case and the XOR >>> calcs are done in hardware on the onboard HPT 601. >> >> >> Maybe I'm confused and we are talking about different cards. > > > Quite possibly all other highpoint cards that Im aware of are > software RAID. > >>> Note: all tests are being done on i386 not AMD64 due to our requirement >>> for i386 Linux emulation which it is my understanding is not >>> available when >>> running AMD64 FreeBSD. >> >> >> Linux/i386 emulation works quite well on FreeBSD/amd64 and is getting >> better every day. There is active development on it at the moment. > > > Now that is very interesting. Are you talking in 5.x stream or in 6.x? > I cant risk putting 6x on this machine but would be quite willing to > throw 5.x AMD64 on it and give it a whirl. > I just installed the Linux StarOffice 7 suite on FreeBSD/amd64 running a recent 6-CURRENT. 5-STABLE isn't too far behind in the linux emulation area, from what I understand. The biggest problem is that you need to compile in the COMPAT_LINUX32 and LINPROCFS options as they don't build as modules right now. Scott
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