在Atom 450上的OpenBSD上，在BIOS中configuration了HPET而不是超线程/ ACPI开关，没有什么区别。
这是我的vmstat -iz
# vmstat 2 procs memory page disk traps cpu rbw avm fre flt re pi po fr sr wd0 int sys cs us sy id 0 0 0 3488 981792 429 0 0 0 0 0 35 295771 906 89 1 51 48 0 0 0 3492 981788 12 0 0 0 0 0 0 278490 37 10 0 50 50 ^C # vmstat -iz interrupt total rate irq0/clock 12115 102 irq96/inteldrm0 0 0 irq133/ppb0 0 0 irq96/em0 0 0 irq84/ppb1 0 0 irq81/em1 0 0 irq131/ppb2 0 0 irq82/em2 0 0 irq132/ppb3 0 0 irq83/em3 0 0 irq84/uhci0 28 0 irq83/uhci1 0 0 irq84/ehci0 2 0 irq80/pciide0 877 7 irq82/pciide1 0 0 irq81/ichiic0 0 0 irq130/com0 451 3 irq129/pckbc0 0 0 Total 13473 114 irq0 /时钟继续失控，启动后约1分钟….
# vmstat -s 4096 bytes per page 252939 pages managed 245456 pages free 865 pages active 1015 pages inactive 0 pages being paged out 1 pages wired 0 pages zeroed 4 pages reserved for pagedaemon 6 pages reserved for kernel 132529 swap pages 0 swap pages in use 0 total anon's in system 0 free anon's 17558 page faults 17368 traps 47204661 interrupts 4703 cpu context switches 14 fpu context switches 17854 software interrupts 37197 syscalls 0 pagein operations 0 swap ins 0 swap outs 144 forks 13 forks where vmspace is shared 14 kernel map entries 0 number of times the pagedaemon woke up 0 revolutions of the clock hand 0 pages freed by pagedaemon 0 pages scanned by pagedaemon 0 pages reactivated by pagedaemon 0 busy pages found by pagedaemon 9096 total name lookups cache hits (67% pos + 1% neg) system 0% per-directory deletions 0%, falsehits 0%, toolong 0% 0 select collisions
任何想法来减轻负担，谢谢。
这个问题很可能是因为OpenBSD的sysctl是贫乏的。 FBSD“poll”sysctl很可能早就解决了这个问题。
这个问题是由于BIOS写的不好，特别是configuration和控制台/远程访问串口。 它疯狂地旋转，并产生这些中断，即使没有连接等…