[Fedora-xen] vnc trick?

Sat Oct 28 02:56:31 UTC 2006

On 10/27/06, Justin Conover <justin.conover at gmail.com> wrote:
>
>
>
> On 10/27/06, Daniel P. Berrange <berrange at redhat.com> wrote:
> >
> > On Thu, Oct 26, 2006 at 08:25:04PM -0500, Justin Conover wrote:
> > > Is there something I'm missing with VNCserver/viewer?
> > >
> > > # xenguest-install
> > > Would you like a fully virtualized guest (yes or no)?  This will allow
> > you
> > > to run unmodified operating systems. yes
> > > What is the name of your virtual machine? fc6-httpd01
> > > How much RAM should be allocated (in megabytes)? 512
> > > What would you like to use as the disk (path)? /home/xen/fc6-httpd01
> > > How large would you like the disk to be (in gigabytes)? 6
> > > Would you like to enable graphics support? (yes or no) yes
> > > What would you like to use for the virtual CD image?
> > /home/xen/FC-6-x86_64-
> > > DVD.iso
> > >
> > >
> > > Starting install...
> > > libvir: Xen Daemon error : GET operation failed: No such domain
> > fc6-httpd01
> > >
> > > VNC Viewer Free Edition 4.1.2 for X - built Oct 25 2006 09:08:37
> > > Copyright (C) 2002-2005 RealVNC Ltd.
> > > See http://www.realvnc.com for information on VNC.
> > >
> > > Thu Oct 26 20:21:19 2006
> > > main:        unable to connect to host: Connection refused (111)
> > > Domain installation still in progress.  You can reconnect
> > > to the console to complete the installation process.
> > > [root at kainos xen]# xm list
> > > Name                                      ID Mem(MiB) VCPUs State
> > Time(s)
> > > Domain-0                                   0     1477     2 r-----
> > 1003.2
> > > fc6-httpd01                               12      512     1 r-----
> > 34.2
> > > [root at kainos xen]# xm console fc6-httpd01
> > > xenconsole: Could not read tty from store: No such file or directory
> >
> > Ok, a couple of things to check:
> >
> > - Run  'virsh dumpxml fc6-httpd01'  and look to see if there is a
> >    <graphics type='vnc'> tag, and whether it has a port number in it
> > - Run 'ps -axuwwf | grep vnc' to see if there is a 'xen-vncfb'
> >    server daemon running in Dom0
> > - Run 'netstat -t -l -n -p' to see if this server daemon is listening
> >    on the port indicated by the XML dump in step 1. This will also tell
> >    you if its listening on 127.0.0.1, or all interfaces
> >
> > If any of that is missing/wrong, then /var/log/xen/xend-debug.log is
> > where the VNC server stucks its logs.
> >
> > Regards,
> > Dan.
> > --
> > |=- Red Hat, Engineering, Emerging Technologies, Boston.  +1 978 392
> > 2496 -=|
> > |=-           Perl modules: http://search.cpan.org/~danberr/<http://search.cpan.org/%7Edanberr/>              -=|
> >
> > |=-               Projects: http://freshmeat.net/~danielpb/<http://freshmeat.net/%7Edanielpb/>
> > -=|
> > |=-  GnuPG: 7D3B9505   F3C9 553F A1DA 4AC2 5648 23C1 B3DF F742 7D3B
> > 9505  -=|
> >
>
> $ vncviewer localhost:5900
>
> VNC Viewer Free Edition 4.1.2 for X - built Oct 25 2006 09:08:37
> Copyright (C) 2002-2005 RealVNC Ltd.
> See http://www.realvnc.com for information on VNC.
>
> Fri Oct 27 21:54:27 2006
>  main:        unable to connect to host: Connection refused (111)
>
>

If I open the serial console this is the output:

IP route cache hash table entries: 32768 (order: 6, 262144 bytes)
TCP established hash table entries: 131072 (order: 10, 4194304 bytes)
TCP bind hash table entries: 65536 (order: 9, 2097152 bytes)
TCP: Hash tables configured (established 131072 bind 65536)
TCP reno registered
IA-32 Microcode Update Driver: v1.14-xen <tigran at veritas.com>
audit: initializing netlink socket (disabled)
audit(1162003336.006:1): initialized
VFS: Disk quotas dquot_6.5.1
Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
SELinux:  Registering netfilter hooks
Initializing Cryptographic API
ksign: Installing public key data
Loading keyring
- Added public key 4D36EEF71C3A3150
- User ID: Red Hat, Inc. (Kernel Module GPG key)
io scheduler noop registered
io scheduler anticipatory registered
io scheduler deadline registered
io scheduler cfq registered (default)
pci_hotplug: PCI Hot Plug PCI Core version: 0.5
rtc: IRQ 8 is not free.
Non-volatile memory driver v1.2
Linux agpgart interface v0.101 (c) Dave Jones
RAMDISK driver initialized: 16 RAM disks of 16384K size 4096 blocksize
Xen virtual console successfully installed as xvc0
Event-channel device installed.
Console: switching to colour frame buffer device 100x37
input: Xen Virtual Keyboard/Mouse as /class/input/input0
Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2
ide: Assuming 50MHz system bus speed for PIO modes; override with idebus=xx
ide-floppy driver 0.99.newide
usbcore: registered new driver libusual
usbcore: registered new driver hiddev
usbcore: registered new driver usbhid
drivers/usb/input/hid-core.c: v2.6:USB HID core driver
PNP: No PS/2 controller found. Probing ports directly.
i8042.c: No controller found.
mice: PS/2 mouse device common for all mice
md: md driver 0.90.3 MAX_MD_DEVS=256, MD_SB_DISKS=27
md: bitmap version 4.39
TCP bic registered
Initializing IPsec netlink socket
NET: Registered protocol family 1
NET: Registered protocol family 17
XENBUS: Device with no driver: device/vbd/51712
XENBUS: Device with no driver: device/vif/0
Write protecting the kernel read-only data: 440k
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