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From: Bill Cunningham on 21 May 2010 15:51 With client sockets, and networking in general what is the difference in IO multiplexing and asynchronous multiplexing? Is this for DGRAM and STREAM sockets? Bill
From: Rainer Weikusat on 21 May 2010 17:26 "Bill Cunningham" <nospam(a)nspam.invalid> writes: > With client sockets, and networking in general what is the difference in > IO multiplexing and asynchronous multiplexing? Is this for DGRAM and STREAM > sockets? What is 'asynchronous multiplexing' supposed to refer to?
From: Bill Cunningham on 22 May 2010 13:07 "Rainer Weikusat" <rweikusat(a)mssgmbh.com> wrote in message news:87r5l5hrp0.fsf(a)fever.mssgmbh.com... > What is 'asynchronous multiplexing' supposed to refer to? I have no idea. That is what I was asking. I notice that fcntl function has an option called O_ASYNC or something like that. Along with the O_NONBLOCK macro that can be used. http://www.opengroup.org/onlinepubs/000095399/functions/poll.html Is where I've first seen this option. Bill
From: Bill Cunningham on 22 May 2010 13:13 "Rainer Weikusat" <rweikusat(a)mssgmbh.com> wrote in message news:87r5l5hrp0.fsf(a)fever.mssgmbh.com... What is 'asynchronous multiplexing' supposed to refer to? http://en.wikipedia.org/wiki/Asynchronous_I/O This doesn't explain asynchronous multiplexing but does mention asynchronous IO Bill
From: Scott Lurndal on 22 May 2010 14:05
"Bill Cunningham" <nospam(a)nspam.invalid> writes: > >"Rainer Weikusat" <rweikusat(a)mssgmbh.com> wrote in message >news:87r5l5hrp0.fsf(a)fever.mssgmbh.com... > >> What is 'asynchronous multiplexing' supposed to refer to? > > I have no idea. That is what I was asking. I notice that fcntl function >has an option called O_ASYNC or something like that. Along with the >O_NONBLOCK macro that can be used. > >http://www.opengroup.org/onlinepubs/000095399/functions/poll.html > >Is where I've first seen this option. > >Bill > > http://www.opengroup.org/onlinepubs/000095399/basedefs/fcntl.h.html shows O_SYNC, O_DSYNC and O_RSYNC, but no O_ASYNC. scott |