At 04:33 PM 11/26/2009, Manolis Kiagias wrote:
Though it seems hyperthreading is improved on the Atom and there is no penalty for leaving it on.
Is there really no penalty? With HZ=1000 there are double the clock interrupts to be serviced at least. And as I understand it the Atom has less redundant hardware, so there are less likely to be unused resources available to the second thread. I am seeing substantially faster compiles with the SMP option commented out of the kernel.
--Brett _______________________________________________ freebsd-questions@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-questions To unsubscribe, send any mail to "freebsd-questions-unsubscr...@freebsd.org"