Date: Mon, 02 Dec 2002 14:28:22 -0700 (MST) From: "M. Warner Losh" <imp@bsdimp.com> To: stijn@win.tue.nl Cc: freebsd-hackers@FreeBSD.ORG Subject: Re: [nephtes@openface.ca: [Xmame] Use of usleep() with -sleepidle] Message-ID: <20021202.142822.66274273.imp@bsdimp.com> In-Reply-To: <20021202151816.GJ83264@pcwin002.win.tue.nl> References: <20021202151816.GJ83264@pcwin002.win.tue.nl>
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usleep will sleep until the next tick if you give is a value < 1 tick. The default HZ setting on FreeBSD is 100, giving you a tick of 10ms. I'm not sure why you are seeing it sleep for 2 ticks instead of one, however. Try building a kernel with an HZ of 1000 and see what happens. Warner To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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