Date: Thu, 11 Oct 2007 14:30:19 -0700 From: "Thomas Ching" <tching@arraynetworks.net> To: "Julian Elischer" <julian@elischer.org> Cc: freebsd-smp@FreeBSD.org Subject: RE: Supermicro H8DAE-2 support Message-ID: <BBBF2B6511353C4CAABD39BFAC8CB4F101604602@Exchange.arraynetworks.net> In-Reply-To: <470E9357.1080905@elischer.org>
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Thanks, it's very interesting regarding your mention of SMP support = (again I am new to this so I don't know the history that well). According to 4.5 release notes, it does: = http://www.freebsd.org/releases/4.5R/hardware-i386.html In either case, we do not intend to run on muti cores until we migrate = to 6.2 so it's not a problem for now. Thomas -----Original Message----- From: Julian Elischer [mailto:julian@elischer.org]=20 Sent: Thursday, October 11, 2007 2:19 PM To: Thomas Ching Cc: freebsd-smp@FreeBSD.org Subject: Re: Supermicro H8DAE-2 support Thomas Ching wrote: > Hi, Julian: >=20 > Thanks for the useful info; I think I will start with Vanilla 4.5 on = the board first to see if it's even possible. If no luck, I will try = 4.11.=20 >=20 > Regarding the changes, I am actually new to the company and I do not = know all the history and details, all I am told is "massive". >=20 > I think mostly are on the TCP stack. I will learn more about it in the = next few weeks. "Massive" is relative. 4.x doesn't support using > 1 CPU in the kernel at one time. So unless this is what your changes do, it means you can't use your 2nd = CPU for networking.. anyhow, good luck and do come back if you have problems. >=20 > Again appreciate your fast responses and ideas/suggestions. >=20 > Thomas >=20 > -----Original Message----- > From: Julian Elischer [mailto:julian@elischer.org]=20 > Sent: Thursday, October 11, 2007 11:48 AM > To: Thomas Ching > Cc: freebsd-smp@FreeBSD.org > Subject: Re: Supermicro H8DAE-2 support >=20 > Thomas Ching wrote: >> Hi, Julian: >> >> Thanks for your response. Our existing products (which heavily = changed the kernel code) were developed based on the 4.5 kernel that's = why we need to stick with it for a short while. >> >> Is there anything I can learn on the tricks you mentioned in your = email? I am open to examine all possibilities. >> >> Thanks >> Thomas >> >> -----Original Message----- >> From: Julian Elischer [mailto:julian@elischer.org]=20 >> Sent: Thursday, October 11, 2007 10:36 AM >> To: Thomas Ching >> Cc: freebsd-smp@FreeBSD.org >> Subject: Re: Supermicro H8DAE-2 support >> >> Thomas Ching wrote: >>> Hi, >>> >>> >>> >>> I am a newbie to this so I apologize if I did not follow any = protocol >>> that I am supposed to. >>> >>> >>> >>> I am porting FreeBSD 4.5 to this board and I am just wondering if >>> anyone has any information that I can read. I am really concerned >>> about given how new the board is and 4.5 would probably not run on >>> it. >>> >> Ok so explain why it needs to be 4.5? >> >> Assuming it does, you may be able to run it straight away >> or at worst with just a couple of tweeks, >> but there are tricks you may not know about to avoid running new = hardware >> on old systems. >> >>> It has to be 4.5 for legacy reasons. >> why? >> >> explain this in detail. >=20 > It's a pitty you have kernel changes because if you had just userland = requirements, > I'd run a 6.2 system and make a 4.5 jail to match the apps. >=20 > Since you have kernel changes that won't work. however I'd still = suggest=20 > moving up to at least 4.11. > The changes between 4.5 and 4.11 were not that great, but a lot of = newer hardware > was supported. Your kernel changes will nearly all apply with minimal = change=20 > (if any at all), but you may have a chance to get some newer hardware = working easier. > There are also security and bug fixes.. in fact I'd go for a RELENG_4 > system (i.e. from the 4 branch but after 4.11.. you compile it = yourself). >=20 > what KIND of changes? (some changes can be ported forward to 5.x = really easy too. > It depends on what kind they are and where they are. >=20 >=20 >=20 >=20 >=20 >=20 >>> >>> Thanks >>> >>> Thomas >>> >>> >>> No virus found in this outgoing message. Checked by AVG Free = Edition. >>> Version: 7.5.488 / Virus Database: 269.14.8/1063 - Release Date: >>> 10/11/2007 9:11 AM >>> >>> _______________________________________________=20 >>> freebsd-smp@freebsd.org mailing list=20 >>> http://lists.freebsd.org/mailman/listinfo/freebsd-smp To = unsubscribe, >>> send any mail to "freebsd-smp-unsubscribe@freebsd.org" >> >> No virus found in this incoming message. >> Checked by AVG Free Edition.=20 >> Version: 7.5.488 / Virus Database: 269.14.8/1063 - Release Date: = 10/11/2007 9:11 AM >> =20 >> >> No virus found in this outgoing message. >> Checked by AVG Free Edition.=20 >> Version: 7.5.488 / Virus Database: 269.14.8/1063 - Release Date: = 10/11/2007 9:11 AM >> =20 >=20 >=20 > No virus found in this incoming message. > Checked by AVG Free Edition.=20 > Version: 7.5.488 / Virus Database: 269.14.8/1063 - Release Date: = 10/11/2007 9:11 AM > =20 >=20 > No virus found in this outgoing message. > Checked by AVG Free Edition.=20 > Version: 7.5.488 / Virus Database: 269.14.8/1063 - Release Date: = 10/11/2007 9:11 AM > =20 No virus found in this incoming message. Checked by AVG Free Edition.=20 Version: 7.5.488 / Virus Database: 269.14.8/1063 - Release Date: = 10/11/2007 9:11 AM =20 No virus found in this outgoing message. Checked by AVG Free Edition.=20 Version: 7.5.488 / Virus Database: 269.14.8/1063 - Release Date: = 10/11/2007 9:11 AM =20
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