Path: utzoo!utgpu!news-server.csri.toronto.edu!cs.utexas.edu!swrinde!zaphod.mps.ohio-state.edu!samsung!olivea!mintaka!ogicse!orstcs!beasley!wangh From: wangh@beasley.CS.ORST.EDU (Haiyan Wang) Newsgroups: comp.sys.mac.system Subject: Re: Cooperating on Sys7 distribution Message-ID: <1991May10.064820.5079@lynx.CS.ORST.EDU> Date: 10 May 91 06:48:20 GMT References: Sender: @lynx.CS.ORST.EDU Distribution: comp Organization: Oregon State University - Computing Services Lines: 34 Nntp-Posting-Host: ucs.orst.edu In article francis@arthur.uchicago.edu (Francis Stracke) writes: > >Somebody just wrote to me, "Guess what I'm going to be doing Monday >night? Boy, apple.com is going to be one busy machine." > >Let's stop and think about this. news.lists estimates 43,000 people >reading this group, 64,000 reading comp.sys.mac.misc. (And, strangely >enough, 28,000 reading comp.sys.mac.) Say 5% of those 64K decide to >FTP System 7. That'll be 3,000+ file transfers from that poor machine, >at about 5.6M per, a total of 16.8G. > >Look at bandwidth considerations. The fastest FTP transfer I've ever >seen (between here and some place in Wisconsin) was something like >50K/sec (I know there're probably some faster, but very rare). Say >the average is about 20K/sec (probably actually a bit less). Not >considering *any* CPU difficulties with doing many, many transfers at >once, that's something on the order of a megasecond to do all these >transfers from apple.com. A megasecond is over 10 days. This is a >*major* problem. (For the moment, I'm not even considering the netlag >& other factors that'll slow things down even more.) > >Any other suggestions? Anybody willing to play host? > If Apple is willing to let other FTP site to have system 7.0, they will have a much easier time on May 13. >-- >/============================================================================\ >| Francis Stracke | My opinions are my own. I don't steal them.| >| Department of Mathematics |=============================================| >| University of Chicago | Earth: Love it or leave it. | >| francis@zaphod.uchicago.edu | | >\============================================================================/