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Path: euryale.cc.adfa.oz.au!newshost.carno.net.au!harbinger.cc.monash.edu.au!munnari.OZ.AU!news.ecn.uoknor.edu!feed1.news.erols.com!howland.erols.net!cam-news-hub1.bbnplanet.com!news.bbnplanet.com!su-news-hub1.bbnplanet.com!news.pbi.net!samba.rahul.net!rahul.net!a2i!dhesi.a2i!dhesi From: dhesi@ether.rahul.net Newsgroups: comp.unix.admin,comp.protocols.ppp,comp.unix.questions,comp.unix.bsd.freebsd.misc,comp.unix.bsd.netbsd.misc Subject: Re: Best Unix for SLIP/PPP Server- Best Reliability/Cost? Date: 17 Nov 1996 10:45:33 GMT Organization: a2i network Lines: 12 Message-ID: <56mqce$221@samba.rahul.net> References: <56cfhc$h8b@access5.digex.net> <56dl8p$rje@panix2.panix.com> <56igd8$if@anorak.coverform.lan> <56le6q$2c6@panix2.panix.com> <56m0bb$qiq@nntp1.best.com> NNTP-Posting-Host: waltz.rahul.net NNTP-Posting-User: dhesi Xref: euryale.cc.adfa.oz.au comp.unix.admin:50526 comp.protocols.ppp:15920 comp.unix.questions:91407 comp.unix.bsd.freebsd.misc:31139 comp.unix.bsd.netbsd.misc:4873 In <56m0bb$qiq@nntp1.best.com> dillon@flea.best.net (Matt Dillon) writes: > They are (or should) still be interrupts, but possibly fixed-period > interrupts. i.e. one interrupt per millisecond if data is present... > or something like that. This isn't really polled, but it does allow > 486/pentium caches to work better in terms of taking the load. If a timer interrupt invokes a routine that polls a non-interrupt- causing device, is this polled I/O or interrupt-driven I/O? -- Rahul Dhesi <dhesi@rahul.net> "please ignore Dhesi" -- Mark Crispin <mrc@CAC.Washington.EDU>