On Wed, 2010-07-14 at 21:15 -0700, walt wrote: > On 07/13/2010 08:54 PM, Walter Dnes wrote: > > Before anybody asks... > > 1) VirtualBox manages to do a hard locup on my Intel I3 > > 2) qemu depends on softmmu, which requires gcc 3.x > > > > So I installed qemu-kvm (different from qemu). The documentation that > > I've found via Google is out-of-date/irrelavant. I know that there is a > > "kvm" command, and typing "qemu{TAB}{TAB}" gives me... > > > > waltd...@i3 ~ $ qemu > > qemu qemu-io qemu-system-x86_64 > > qemu-i386 qemu-kvm qemu-x86_64 > > qemu-img qemu-nbd > > > > Of the 9 commands, only qemu, qemu-img, and qemu-nbd have man pages. > > So RTFM becomes a little harder<G>. Are there any up-to-date central > > locations for qemu-kvm documentation? > > Well, wait a sec. I track both qemu and qemu-kvm from their git repositories > rather than the gentoo packages, so YMMV. > > One potentially very confusing thing between the two products is that the > primary command-line program for qemu is (what else?) "qemu", but for qemu-kvm > the primary command-line program is qemu-system-x86_64. (Only 64-bit machines > with hardware virtualization support will run qemu-kmv, AFAIK.) > > BUT BEWARE: both qemu and qemu-kvm supply a file named qemu-system-x86_64, > and > they are not at all the same file, so you cannot have both packages installed > in > the same --prefix. (I don't know how gentoo resolves that conflict.) > > I install the git version of qemu in /usr/local, and qemu-kvm in /home/wa1ter, > so I have to be careful to type the --prefix when I run one or the other. > > qemu-kvm does not supply a command named 'qemu', so there is no name conflict > in that particular case. If you type 'qemu-system-x86_64', however, you will > get completely different results depending on which package you are actually > executing, so watch it! > > AFAICT, the command-line flags for 'qemu' and 'qemu-system-x86_64' are > identical > at least for simple stuff, though I never use the super-anal-compulsive flags > for complicated networking/bridging/firewalling stuff, so I can't comment on > it. > > My impression from experience is that qemu-img is the same for both packages, > but I'm careful anyway to use the matching version, just in case. > > For the short term, I'd say you can use the regular qemu docs for looking up > what > command-line flags to use with qemu-kvm. If you find any exceptions, please > let > us know. > >
Coming in late, if qemu is different to qemu-kvm, what is different about running "qemu --enable-kvm" - "man qemu", v0.11.1. As you say, documentation on this stuff is a bit lacking. BillK