Hmmm...tap:aio you say....I'm googling it....can you reccomend a link
to some description and/or explanation of tap:aio?
thanks
M
On Jan 24, 2008 7:38 PM, Mark Williamson <mark.williamson@xxxxxxxxxxxx> wrote:
> Do you really need to pass the ISO as a file:/ disk anyhow? tap:aio is
> supposed to be better and maybe it'll solve your problem into the bargain!
>
> Cheers,
> Mark
>
>
> On Thursday 24 January 2008, Lionel Kernux wrote:
> > Hi,
> >
> > I've been trying to boot from a RHEL4 install iso without much luck
> > (the xen way).
> > The Host is:
> > RHEL 5.1
> > xen-3.0.3-41.el5
> >
> > Here is my guest config:
> >
> > # -*- mode: python; -*-
> > #==========================================================================
> >== # Python configuration setup for 'xm create'.
> > # This script sets the parameters used when a domain is created using
> > 'xm create'.
> > # You use a separate script for each domain you want to create, or
> > # you can set the parameters for the domain on the xm command line.
> > #==========================================================================
> >==
> >
> > import os, re
> > arch = os.uname()[4]
> > if re.search('64', arch):
> > arch_libdir = 'lib64'
> > else:
> > arch_libdir = 'lib'
> > kernel = "/usr/lib/xen/boot/hvmloader"
> > builder='hvm'
> > memory = 1536
> > shadow_memory = 8
> > name = "symbiosis"
> > pae=1
> > vif = [ 'type=ioemu, bridge=xenbr0' ]
> > disk = [
> > 'file:/var/lib/xen/images/symbiosis.img,ioemu:hda,w','file:/root/RHEL4.6-x8
> >6_64-AS-disc1.iso,ioemu:hdc:cdrom,r' ]
> > device_model = '/usr/' + arch_libdir + '/xen/bin/qemu-dm'
> > boot="d"
> > vncunused=0
> > vncconsole=1
> > vncpasswd='secret'
> > stdvga=0
> > serial='pty'
> > usb=1
> > usbdevice='mouse'
> >
> > I run "xm create symbiosis" and get:
> >
> > Error: Device 5632 (vbd) could not be connected. losetup -r /dev/loop0
> > /root/RHEL4.6-x86_64-AS-disc1.iso failed
> >
> > But, I can manually attach the loop device like so:
> >
> > losetup -r /dev/loop# /root/RHEL4.6-x86_64-AS-disc1.iso
> >
> > No problem.
> >
> > If I do:
> >
> > losetup -r /dev/loop5 /root/RHEL4.6-x86_64-AS-disc1.iso
> >
> > and then in the config file use this:
> >
> > disk = [
> > 'file:/var/lib/xen/images/symbiosis.img,ioemu:hda,w','phy:/dev/loop5,ioemu:
> >hdc:cdrom,r' ]
> >
> > It boots off the ISO.
> >
> > Yes, it seems I can fake it out, but I'd like to get it work properly....
> >
> > Any help?
> >
> > Thanks
> >
> > M
> >
> > _______________________________________________
> > Xen-users mailing list
> > Xen-users@xxxxxxxxxxxxxxxxxxx
> > http://lists.xensource.com/xen-users
>
>
>
> --
> Push Me Pull You - Distributed SCM tool (http://www.cl.cam.ac.uk/~maw48/pmpu/)
>
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