9:25 p.m.
On Mon, Aug 18, 2008 at 9:59 PM, Cole Robinson <crobinso(a)redhat.com> wrote:
Jun Koi wrote:
> On Fri, Aug 15, 2008 at 8:02 PM, Daniel P. Berrange <berrange(a)redhat.com>
wrote:
>
>> On Fri, Aug 15, 2008 at 07:47:32PM +0900, Jun Koi wrote:
>>
>>> On Fri, Aug 15, 2008 at 7:36 PM, Daniel P. Berrange
<berrange(a)redhat.com> wrote:
>>>
>>>> On Fri, Aug 15, 2008 at 07:32:48PM +0900, Jun Koi wrote:
>>>>
>>>>> On Fri, Aug 15, 2008 at 7:30 PM, Jun Koi <junkoi2004(a)gmail.com>
wrote:
>>>>>
>>>>>> Hi,
>>>>>>
>>>>>> I am frustrated searching for a quick-start documentation for
virsh,
>>>>>> just to no avail. Any help is greatly appreciated!
>>>>>>
>>>>>> Here is what I did:
>>>>>> - Compile and install libvirt, virt-manager, virt-install and
>>>>>> virt-viewer from source code. This is done (on Ubuntu 8.04).
>>>>>> - Now I want to do install a new VM with QEMU or KVM. I got the
below
>>>>>> error with virt-install:
>>>>>>
>>>>>>
>>>>>> # virt-install -c qemu:///system --name jeos2 --ram 500 --file
>>>>>> img.jeos2 --cdrom jeos-8.04.1-jeos-i386.iso
>>>>>> Fri, 15 Aug 2008 19:19:10 ERROR virConnectOpen() failed
>>>>>> Traceback (most recent call last):
>>>>>> File "/usr/bin/virt-install", line 496, in
<module>
>>>>>> main()
>>>>>> File "/usr/bin/virt-install", line 345, in main
>>>>>> conn = cli.getConnection(options.connect)
>>>>>> File
"/usr/lib/python2.5/site-packages/virtinst/cli.py", line 92, in
>>>>>> getConnection
>>>>>> return libvirt.open(connect)
>>>>>> File "/usr/lib/python2.5/site-packages/libvirt.py",
line 139, in open
>>>>>> if ret is None:raise libvirtError('virConnectOpen()
failed')
>>>>>> libvirtError: virConnectOpen() failed
>>>>>>
>>>>>>
>>>>>>
>>>>>> How to fix this? Perhaps I need to run libvirtd before using
virsh???
>>>>>>
>>>>> I tried to run libvirtd to see if that fixes the problem, but got
the
>>>>> below error:
>>>>>
>>>> Yes, for QEMU you need to have the libvirtd daemon up & running.
Before
>>>> attempting to connect with virt-install, make sure you can connect with
>>>> virsh, eg as a good test run:
>>>>
>>>> virsh --connect qemu:///system capabilities
>>>>
>>>>
>>
>>> Then I believe this should be fixed: users should be able to run
>>> libvirtd without brctl installed. I can still use QEMU/KVM before on
>>> my machine without it, so I find no reason why it stop working now
>>> with virt-install.
>>>
>> There's nothing to fix - this is simply a deployment issue - the default
>> installation we provide sets up a 'default' virtual network which
provides
>> guests with a NAT based network connection out of the box which requires
>> bridgeutils. If you don't want to use that then you can remove this default
>> config from /etc/libvirt/qemu/networks. All the QEMU network configs without
>> use of bridge-utils are pretty crap though, hence why we setup this default
>> networking config for people
>>
>>
>>> OK, now I install bridge-utils, and run libvirtd. After that, I tried
>>> virt-install, but still got error like below:
>>>
>>> How to fix this now?
>>>
>> Debug it with 'virsh' first to make sure the basic functionality is
working
>> and then go onto virt-install.
>>
>
> Yes, virsh works well: it returns few pages of xml data.
>
> However, "virt-install" still has problem like below. It seems to have
> some thing with Xen? I dont install Xen on my machine.
>
> Could you give some hints to fix this??
>
> Thanks,
> J
>
>
>
> # LIBVIRT_DEBUG=1 virt-install -c qemu:///system --name jeos2 --ram
> 500 --file img.jeos2 --cdrom jeos-8.04.1-jeos-i386.iso
>
That command line has an error, you need to use --connect for the
URI, -c == --cdrom.
Yes, that was a mistake. I changed -c to --connect, and get the error
"Unsupported virtualization type" now. How can I fix it?
Thanks a lot,
J
# LIBVIRT_DEBUG=1 virt-install --connect qemu:///system --name jeos2
--ram 500 --file img.jeos2 --cdrom jeos-8.04.1-jeos-i386.iso
DEBUG: libvirt.c: virInitialize (register drivers)
DEBUG: libvirt.c: virConnectOpen (name=qemu:///system)
DEBUG: libvirt.c: do_open (name "qemu:///system" to URI components:
scheme qemu
opaque (null)
authority (null)
server (null)
user (null)
port 0
path /system
)
DEBUG: libvirt.c: do_open (trying driver 0 (Test) ...)
DEBUG: libvirt.c: do_open (driver 0 Test returned DECLINED)
DEBUG: libvirt.c: do_open (trying driver 1 (QEMU) ...)
DEBUG: libvirt.c: do_open (driver 1 QEMU returned DECLINED)
DEBUG: libvirt.c: do_open (trying driver 2 (Xen) ...)
DEBUG: libvirt.c: do_open (driver 2 Xen returned DECLINED)
DEBUG: libvirt.c: do_open (trying driver 3 (OPENVZ) ...)
DEBUG: libvirt.c: do_open (driver 3 OPENVZ returned DECLINED)
DEBUG: libvirt.c: do_open (trying driver 4 (LXC) ...)
DEBUG: libvirt.c: do_open (driver 4 LXC returned DECLINED)
DEBUG: libvirt.c: do_open (trying driver 5 (remote) ...)
DEBUG: remote_internal.c: doRemoteOpen (proceeding with name = qemu:///system)
DEBUG: libvirt.c: do_open (driver 5 remote returned SUCCESS)
DEBUG: libvirt.c: do_open (network driver 0 Test returned DECLINED)
DEBUG: libvirt.c: do_open (network driver 1 QEMU returned DECLINED)
DEBUG: libvirt.c: do_open (network driver 2 remote returned SUCCESS)
DEBUG: libvirt.c: do_open (storage driver 0 Test returned DECLINED)
DEBUG: libvirt.c: do_open (storage driver 1 storage returned DECLINED)
DEBUG: libvirt.c: do_open (storage driver 2 remote returned SUCCESS)
DEBUG: libvirt.c: virConnectGetCapabilities (conn=0x851fb08)
Unsupported virtualization type
DEBUG: libvirt.c: virConnectClose (conn=0x851fb08)
DEBUG: hash.c: virUnrefConnect (unref connection 0x851fb08 qemu:///system 1)
DEBUG: hash.c: virReleaseConnect (release connection 0x851fb08 qemu:///system)
And here is the output of "virsh -c qemu:///system capabilities":
<capabilities>
<host>
<cpu>
<arch>i686</arch>
</cpu>
</host>
<guest>
<os_type>hvm</os_type>
<arch name='i686'>
<wordsize>32</wordsize>
<emulator>/usr/bin/qemu</emulator>
<machine>pc</machine>
<machine>isapc</machine>
</arch>
<features>
<pae/>
<nonpae/>
<acpi default='on' toggle='yes'/>
<apic default='on' toggle='no'/>
</features>
</guest>
<guest>
<os_type>hvm</os_type>
<arch name='x86_64'>
<wordsize>64</wordsize>
<emulator>/usr/bin/qemu-system-x86_64</emulator>
<machine>pc</machine>
<machine>isapc</machine>
<domain type='qemu'>
</domain>
</arch>
<features>
<acpi default='on' toggle='yes'/>
<apic default='on' toggle='no'/>
</features>
</guest>
<guest>
<os_type>hvm</os_type>
<arch name='mips'>
<wordsize>32</wordsize>
<emulator>/usr/bin/qemu-system-mips</emulator>
<machine>mips</machine>
</arch>
</guest>
<guest>
<os_type>hvm</os_type>
<arch name='mipsel'>
<wordsize>32</wordsize>
<emulator>/usr/bin/qemu-system-mipsel</emulator>
<machine>mips</machine>
</arch>
</guest>
<guest>
<os_type>hvm</os_type>
<arch name='sparc'>
<wordsize>32</wordsize>
<emulator>/usr/bin/qemu-system-sparc</emulator>
<machine>sun4m</machine>
</arch>
</guest>
<guest>
<os_type>hvm</os_type>
<arch name='ppc'>
<wordsize>32</wordsize>
<emulator>/usr/bin/qemu-system-ppc</emulator>
<machine>g3bw</machine>
<machine>mac99</machine>
<machine>prep</machine>
</arch>
</guest>
</capabilities>