Re: netbsd/xen on RHEL5.2 dom0?

[Christoph Egger <Christoph_Egger%gmx.de@localhost>]

Andy Reitz wrote:
> Hello,
> 
> I am interested in installing the netbsd/xen port onto a RedHat
> 5.2/64-bit machine that I have access to. This machine is already
> running some Linux domU's. Here is some information about the Xen
> environment:
> 
> [root@XXXXXX ~]# virsh
> Welcome to virsh, the virtualization interactive terminal.
> 
> Type:  'help' for help with commands
>        'quit' to quit
> 
> virsh # version
> Compiled against library: libvir 0.3.3
> Using library: libvir 0.3.3
> Using API: Xen 3.0.1
> Running hypervisor: Xen 3.1.0
> 
> My understanding of this version of Xen, is that if I was to perform
> paravirtualization of a domU host, then said host must also be running
> as 64-bit:
> 
> http://www.centos.org/docs/5/html/5.2/Virtualization/chap-Virtualization-Compatibility_of_host_and_guest_combinations.html
> 
> 
> However, in poking around, I could only find a 32-bit
> netbsd-XEN3_DOMU.gz kernel. For example, I looked here:
> 
>   ftp://ftp.netbsd.org/pub/NetBSD/NetBSD-4.0.1/i386/binary/kernel/
> 
> I poked around on the FTP server, but couldn't find a corresponding
> XEN3_DOMU kernel that was compiled 64-bit (amd64). However, poking
> around in CVS shows that there is a config file for such a kernel:
> 
> http://cvsweb.netbsd.org/bsdweb.cgi/src/sys/arch/amd64/conf/?only_with_tag=MAIN
> 
> 
> So, is the correct procedure for me to compile a 64-bit netbsd/xen
> kernel before I attempt to install? Can anybody give me any hints in
> advance as to whether-or-not NetBSD will work on the host that I have
> described above?

64-bit support has been added in -current. You can also download an
install iso for -current from http://www.netbsd.org/mirrors/#ftp-releng

Christoph