readv(), writev()

John Robert LoVerso loverso at sunybcs.UUCP
Tue Oct 14 12:04:46 AEST 1986


In article <1035 at cit-vax.Caltech.Edu> mangler at 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()...



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