Date: Thu, 20 Mar 2003 08:07:26 -0600 (CST) From: "Jeff Lynch" <jeff@mercury.jorsm.com> To: <freebsd-isp@freebsd.org> Subject: Re: Maximum recommended user limits on mail server Message-ID: <23992.66.170.163.124.1048169246.squirrel@webmail.jorsm.com> In-Reply-To: <001d01c2eedc$bc1c1cd0$d70d10ac@summitoh.net> References: <Pine.BSF.4.05.10303191917110.26390-100000@misery.sdf.com> <001d01c2eedc$bc1c1cd0$d70d10ac@summitoh.net>
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Die thread, die! --jeff Ryan Watson said: > >> You should probably look that up. Even the lowly Dell Poweredge >> 2650 >> has a 8GB memory limit. > > That's because it's more than one CPU, each x86 can address only 4Gigs. > Trust me on this one, it's physics. BTW, are you a Dell salesperson? > Sit down with a piece of paper, and figure out what the largest number > you can come up with, with only 32 bits? Oh yeah, that means you do it > with a base of 2, not 10. > >> If you just flip the meaning of everything above, it sounds right. >> >> * The Itanium has no signficant server market share. No one except HP >> is even comitted to Itanium. > > Dell is commited to Itanium, in case you missed it. > >> >> * Lots of enterprises use Xeon (or even just P3/P4) boxes becuase with >> n-tier apps, individual server performance is unimportant. Look at >> the statements from Google's CTO on processors. Brace yourself, their >> enterprise is definitely bigger than yours, and has no ultrasparcs. >> And look, they all have jobs! And look, Dell has just announced that >> "Unix (they mean Solaris) is dead", and they are moving their Oracle >> supply chain app to intel boxes. > > Google does it with something called Beowolf clustering, which means > they're taking the power of lots of machines and using it as one, a much > different beast entirely. Also, Google does have sparcs, not many, but > they do have them. As for Dell announcing that "Unix is Dead", buy a > clue. Dell would say that because Dell doesn't make money from Unix. > Dell is MS's schill, so they'll say whatever Bill tells them to. Dell > isn't moving their Oracle supply chain app to intel, Dell doesn't do > anything but Intel anyhow, and if they were running a Unix system for > their supply chain, that's even more proof of the superiority of *nix > over Windows. > >> >> * 64 bit doesn't mean that you automatically go twice as fast. It >> simply means your registers are bigger, so certain operations are >> faster. x86 processors fetch data in 64bit or 128bit chunks already. >> > > x86's do not fetch data in 64bit or 128bit chunks. You tell me what bus > in a PC is 64 or even 128bits wide? The PCI bus in a PC is 32bits wide. > You still run Windows 3.1 don't you? Because there's no difference > between 16bit and 32bit, right? > >> * As far as Sparc goes, they're out of money. They keep talking about >> a Ultrasparc III processor (3i, I believe) that is supposed to be a >> "Xeon killer". A year later, and well... >> > > You may bring whatever Xeon you want here to Akron, Ohio, and try it > against our 2 V880's. You'll never keep up. The Windows geek has tried > this about 10 times by now, and each time lost. For instance... we > both attempted to create the real estate DB with Oracle. It's a db of > about 8 gigs. It took the Dell PowerEdge about 5 hours to complete, it > took the V880 about 16 minutes. See this when reading below as well > because this is what I'm talking about when I mean load. You really > should invest in some college courses. > > Ryan > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-isp" in the body of the message To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-isp" in the body of the message
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