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[Xen-users] Can't create guest image

To: Xen Users <xen-users@xxxxxxxxxxxxxxxxxxx>
Subject: [Xen-users] Can't create guest image
From: Matt Herzog <msh@xxxxxxxxxxx>
Date: Thu, 28 Sep 2006 10:54:50 -0400
Delivery-date: Thu, 28 Sep 2006 07:55:40 -0700
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[root@province ~]# xm list
Name                              ID Mem(MiB) VCPUs State  Time(s)
Domain-0                           0      128     2 r-----   271.1

[root@province ~]# xm info
host                   : province.winteract.com
release                : 2.6.16-xen
version                : #1 SMP Wed Sep 27 11:30:50 EDT 2006
machine                : i686
nr_cpus                : 2
nr_nodes               : 1
sockets_per_node       : 2
cores_per_socket       : 1
threads_per_core       : 1
cpu_mhz                : 1533
hw_caps                : 0383fbff:c1cbfbff:00000000:00000020
total_memory           : 1024
free_memory            : 874
xen_major              : 3
xen_minor              : 0
xen_extra              : .2-2
xen_caps               : xen-3.0-x86_32
platform_params        : virt_start=0xfc000000
xen_changeset          : Thu Apr 13 15:18:37 2006 +0100 9617:5802713c159b
cc_compiler            : gcc version 3.4.6 20060404 (Red Hat 3.4.6-3)
cc_compile_by          : root
cc_compile_domain      : winteract.com
cc_compile_date        : Wed Sep 27 10:43:13 EDT 2006

I built xen in /home/xen/bin and I have a small partition for xen guests on

/dev/hdc3             2.0G   35M  1.8G   2% /xen

Here is my config file for creating the new guest domain:

----------------------------- snip --------------------------------------
def vmid_check(var, val):
    val = int(val)
    if val <= 0:
        raise ValueError
    return val

xm_vars.var('vmid',
            use="Virtual machine id. Integer greater than 0.",
            check=vmid_check)

xm_vars.check()

kernel = "/boot/xen-3.0.gz"
memory = 128
name = "VM%d" % vmid
vcpus = 2 # make your domain a 4-way
vif = [ '' ]
disk = [ 'phy:hdc3,hdc3,w' ]
dhcp="dhcp"
hostname= "vm%d" % vmid
root = "/dev/hdc ro"
extra = "4 VMID=%d usr=/dev/hdc1" % vmid
----------------------------- snip --------------------------------------

When I try to create the guest domain, I get this:

        Using config file "0Sguest".
        Error: (22, 'Invalid argument')

Is there any way to get a more verbose error output?


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