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Show All 25 Lines | NOTE TO PEOPLE WHO THINK THAT FreeBSD 12.x IS SLOW: | ||||
includes various WITNESS- related kernel options, INVARIANTS, malloc | includes various WITNESS- related kernel options, INVARIANTS, malloc | ||||
debugging flags in userland, and various verbose features in the | debugging flags in userland, and various verbose features in the | ||||
kernel. Many developers choose to disable these features on build | kernel. Many developers choose to disable these features on build | ||||
machines to maximize performance. (To completely disable malloc | machines to maximize performance. (To completely disable malloc | ||||
debugging, define MALLOC_PRODUCTION in /etc/make.conf, or to merely | debugging, define MALLOC_PRODUCTION in /etc/make.conf, or to merely | ||||
disable the most expensive debugging functionality run | disable the most expensive debugging functionality run | ||||
"ln -s 'abort:false,junk:false' /etc/malloc.conf".) | "ln -s 'abort:false,junk:false' /etc/malloc.conf".) | ||||
20180731: | |||||
The jedec_ts(4) driver has been removed. A superset of its functionality | |||||
is available in the jedec_dimm(4) driver, and the manpage for that | |||||
driver includes migration instructions. If you have "device jedec_ts" | |||||
in your kernel configuration file, it must be removed. | |||||
20180730: | 20180730: | ||||
amd64/GENERIC now has EFI runtime services, EFIRT, enabled by default. | amd64/GENERIC now has EFI runtime services, EFIRT, enabled by default. | ||||
This should have no effect if the kernel is booted via BIOS/legacy boot. | This should have no effect if the kernel is booted via BIOS/legacy boot. | ||||
EFIRT may be disabled via a loader tunable, efi.rt.disabled, if a system | EFIRT may be disabled via a loader tunable, efi.rt.disabled, if a system | ||||
has a buggy firmware that prevents a successful boot due to use of | has a buggy firmware that prevents a successful boot due to use of | ||||
runtime services. | runtime services. | ||||
20180727: | 20180727: | ||||
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