Date: Thu, 18 Jul 2002 10:49:17 -0500 From: "Jay West" <jwest@classiccmp.org> To: <freebsd-questions@freebsd.org> Subject: Repost: Why are IPC message queues incredibly slow? Message-ID: <01b501c22e72$acb7a0a0$9701a8c0@HPLAPTOP>
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I posted this here a week ago, but got no responses. Is there a better list I should direct this type of question to, a developers list for freebsd or something? Any thoughts appreciated! Jay West ----- Original Message ----- From: "Jay West" <jwest@classiccmp.org> To: <freebsd-questions@FreeBSD.ORG> Sent: Tuesday, July 09, 2002 3:15 PM Subject: Why are IPC message queues incredibly slow? > I'm writing a rather major project under FreeBSD, and making fairly heavy > use of message queues so that multiple processes can communicate. I am > finding the response times for message delivery between two given processes > to be pretty horrid, typically about 1 second per message set (send query > from process A to process B, then process B sends a response back to process > A and process A displays the response). > > Before I contemplate switching to named pipes or writing my own > communications structure in shared memory, can someone tell me if there is > anything that can be tuned in the kernel perhaps, or anything that will > speed up message queue processing? > > THANKS! > > Jay West > > > > > --- > [This E-mail scanned for viruses by Declude Virus] > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message > > --- [This E-mail scanned for viruses by Declude Virus] To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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