Date: Sat, 4 Oct 1997 06:37:53 +0000 (GMT) From: Terry Lambert <tlambert@primenet.com> To: michaelh@cet.co.jp (Michael Hancock) Cc: tlambert@primenet.com, ccsanady@bob.scl.ameslab.gov, brandon@roguetrader.com, wilko@yedi.iaf.nl, freebsd-fs@FreeBSD.ORG Subject: Re: Known problems with async ufs? Message-ID: <199710040637.XAA08655@usr08.primenet.com> In-Reply-To: <Pine.SV4.3.95.971003132313.4232A-100000@parkplace.cet.co.jp> from "Michael Hancock" at Oct 3, 97 01:28:27 pm
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> > Reads advance the file pointer, unless they are mread. Same for write vs. > > mwrite. [ ... ] > It's probably more important in the context of NFS servers where > things are stateless. A read here is packaged with file > positioning so repeated receives of the same request doesn't hurt > anything. amread takes a file offset; it's there (in other OS's) to support kernel preeemptive threading. Terry Lambert terry@lambert.org --- Any opinions in this posting are my own and not those of my present or previous employers.
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