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From: loverso@sunybcs.UUCP (John Robert LoVerso)
Newsgroups: net.unix-wizards
Subject: Re: readv(), writev()
Message-ID: <1160@sunybcs.UUCP>
Date: Mon, 13-Oct-86 22:04:46 EDT
Article-I.D.: sunybcs.1160
Posted: Mon Oct 13 22:04:46 1986
Date-Received: Fri, 17-Oct-86 07:57:35 EDT
References: <4251@brl-smoke.ARPA> <1035@cit-vax.Caltech.Edu>
Reply-To: loverso@gort.UUCP (John Robert LoVerso)
Organization: SUNY/Buffalo Computer Science
Lines: 7

In article <1035@cit-vax.Caltech.Edu> mangler@cit-vax.Caltech.Edu (System Mangler) writes:
> I doubt that the gains of readv() and writev()
> are used frequently enough to win back the speed loss to read()
> and write().  Really now, how often do you call perror()?

And how often to you call psignal()?  As of 4.3 beta, it still used 4
separate write()s rather than a single writev() as in perror()...