On Wednesday 28 January 2004 03:18, slave-mike wrote: > What are all the options one needs to change before doing a > buildworld/installworld > to make sure all the debugging features are off? - remove the kernel debugging options, as it says - turn off malloc debugging, e.g. ln -s aj /etc/malloc.conf Arjan > > > NOTE TO PEOPLE WHO THINK THAT FreeBSD 5.x IS SLOW: > > FreeBSD 5.x has many debugging features turned on, in > > both the kernel and userland. These features attempt to detect > > incorrect use of system primitives, and encourage loud failure > > through extra sanity checking and fail stop semantics. They > > also substantially impact system performance. If you want to > > do performance measurement, benchmarking, and optimization, > > you'll want to turn them off. This includes various WITNESS- > > related kernel options, INVARIANTS, malloc debugging flags > > in userland, and various verbose features in the kernel. Many > > developers choose to disable these features on build machines > > to maximize performance. > > _______________________________________________ > freebsd-current_at_freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe_at_freebsd.org"Received on Wed Jan 28 2004 - 07:57:44 UTC
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