Date: Sat, 27 Jan 1996 10:17:54 +1100 From: Bruce Evans <bde@zeta.org.au> To: dyson@freefall.freebsd.org, terry@lambert.org Cc: current@freefall.freebsd.org Subject: Re: Good news -- pipe stuff Message-ID: <199601262317.KAA27798@godzilla.zeta.org.au>
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>I think that the context switch performance improvement that I would expect >to see would be mostly an artifact of the measurement method (improving >pipe perf.) There should be NO negative impact, because all changes >will be in the pipe code (new file: sys_pipe.c) and removal of the >pipe() subroutine in uipc_syscalls.c. Don't forget about named pipes (fifofs) which also suffer from many bugs and inefficiencies from going through the socket layer. The bugs involve not setting file attributes quite right. Bruce
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