qemu: kqemu not compiled?

Ivan Voras ivoras at fer.hr
Tue Apr 10 20:30:07 UTC 2007

Juergen Lock wrote:

>> qemu-system-x86_64 -hda disk -cdrom 6.2-RELEASE-i386-disc1.iso -boot d 
>> -m 512
> -m 512 ?  Hmm did you increase kern.maxdsiz for that?  Since the
> default is 512M, and qemu needs memory for itself too...  (tunable
> in loader.conf.)  Or, failing that, try smaller -m args, like 256.

Hmmm. But does the kqemu allocate the memory or the qemu? I've seen big
qemu processes, so I conclude that qemu allocates this memory. But
you're right - this may be something to try.

>> I've now tried both i386 and AMD64 guests, and both panic with kqemu, 
>> before kernel gets loaded.
>  Oh, panic, not lockup?  Can you get a backtrace?  (see

Sorry, yes, lockup. Always lockup with qemu.

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