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Special Forums UNIX and Linux Applications Virtualization and Cloud Computing Install Xen vm on centos5.5 crashed "x00\x00\x00\x00\" Post 302425692 by mycoy on Saturday 29th of May 2010 05:11:38 AM
Old 05-29-2010
Install Xen vm on centos5.5 crashed "x00\x00\x00\x00\"

Hi, everyone:
I'm new to xen.
When I install a vm on centos5.5, I got xen crashed:

Code:
 
# virt-install -n centos5 -r 512 --vcpus=1 --disk path=/home/mycoy/centos5.img,size=8 --nographics -l http://mirror01.idc.hinet.net/CentOS/5.5/isos/i386/CentOS-5.5-i386-netinstall.iso

when the above virt-install is executed, the download process began and there was no error. when the download finished, xen crashed immediately, and I got lots of following info:


Code:
 
\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00f\x00\x1e\x00\x00\x00\x00\x00\x00\x1e\x00\x08\x00\x00\x00\x00\x08\x00n\x04\x1e\x00\x16\'\x00\x02\x00\x00\x01\x00\x00\x01\x01\x00RR\x05\x01\x81PX$\x01\xedA\x00\x00\x00\x00A\xed\x02\x00\x00\x00\x00\x00\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00TF\x1a\x01\x0en\x04\x1e\x00\x16\'\x00n\x04\x1e\x00\x16\'\x00n\x04\x1e\x00\x16\'\x00\x00f\x00\x1d\x00\x00\x00\x00\x00\x00\x1d\x00\x08\x00\x00\x00\x00\x08\x00n\x04\x1e\x00\x16\'\x00\x02\x00\x00\x01\x00\x00\x01\x01\x01RR\x05\x01\x81PX$\x01\xedA\x00\x00\x00\x00A\xed\x03\x00\x00\x00\x00\x00\x00\x03\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00TF\x1a\x01\x0en\x04\x1e\x00\x16\'\x00n\x04\x1e\x00\x16\'\x00n\x04\x1e\x00\x16\'\x00\x00|\x00"\x00\x00\x00\x00\x00\x00"\x00\x08\x00\x00\x00\x00\x08\x00n\x04\x1e\x00\x16\'\x00\x00\x00\x00\x01\x00\x00\x01\n'

the console was full of the info.
could anyone help me about this please?
thanks very much.
 

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IO
::FILE=IO(0X1099F28)(1) Virtual Machine Manager IO::FILE=IO(0X1099F28)(1) NAME
virt-clone - clone existing virtual machine images SYNOPSIS
virt-clone [OPTION]... DESCRIPTION
virt-clone is a command line tool for cloning existing virtual machine images using the "libvirt" hypervisor management library. It will copy the disk images of any existing virtual machine, and define a new guest with an identical virtual hardware configuration. Elements which require uniqueness will be updated to avoid a clash between old and new guests. By default, virt-clone will show an error if the necessary information to clone the guest is not provided. The --auto-clone option will generate all needed input, aside from the source guest to clone. OPTIONS
Most options are not required. Minimum requirements are --original or --original-xml (to specify the guest to clone), --name, and appropriate storage options via -file. -h, --help Show the help message and exit --connect=URI Connect to a non-default hypervisor. See virt-install(1) for details General Options General configuration parameters that apply to all guest clones. -o ORIGINAL_GUEST, --original=ORIGINAL_GUEST Name of the original guest to be cloned. This guest must be shut off or paused since it is not possible to safely clone active guests at this time. --original-xml=ORIGINAL_XML Libvirt guest xml file to use as the original guest. The guest does not need to be defined on the libvirt connection. This takes the place of the "--original" parameter. --auto-clone Generate a new guest name, and paths for new storage. An example or possible generated output: Original name : MyVM Generated clone name : MyVM-clone Original disk path : /home/user/foobar.img Generated disk path : /home/user/foobar-clone.img If generated names collide with existing VMs or storage, a number is appended, such as foobar-clone-1.img, or MyVM-clone-3. -n NAME, --name=NAME Name of the new guest virtual machine instance. This must be unique amongst all guests known to the hypervisor connection, including those not currently active. -u UUID, --uuid=UUID UUID for the guest; if none is given a random UUID will be generated. If you specify UUID, you should use a 32-digit hexadecimal number. UUID are intended to be unique across the entire data center, and indeed world. Bear this in mind if manually specifying a UUID Storage Configuration -f DISKFILE, --file=DISKFILE Path to the file, disk partition, or logical volume to use as the backing store for the new guest's virtual disk. If the original guest has multiple disks, this parameter must be repeated multiple times, once per disk in the original virtual machine. --force-copy=TARGET Force cloning the passed disk target ('hdc', 'sda', etc.). By default, "virt-clone" will skip certain disks, such as those marked 'readonly' or 'shareable'. --nonsparse Fully allocate the new storage if the path being cloned is a sparse file. See virt-install(1) for more details on sparse vs. nonsparse. --preserve-data No storage is cloned: disk images specific by --file are preserved as is, and referenced in the new clone XML. This is useful if you want to clone a VM XML template, but not the storage contents. Networking Configuration -m MAC, --mac=MAC Fixed MAC address for the guest; If this parameter is omitted, or the value "RANDOM" is specified a suitable address will be randomly generated. Addresses are applied sequentially to the networks as they are listed in the original guest XML. Miscellaneous Options --print-xml Print the generated clone XML and exit without cloning. --replace Shutdown and remove any existing guest with the passed "--name" before cloning the original guest. -d, --debug Print debugging information to the terminal when running the install process. The debugging information is also stored in "$HOME/.virtinst/virt-clone.log" even if this parameter is omitted. --force Override certain error conditions, such as when an image file already exists. EXAMPLES
Clone the guest called "demo" on the default connection, auto generating a new name and disk clone path. # virt-clone --original demo --auto-clone Clone the guest called "demo" which has a single disk to copy # virt-clone --original demo --name newdemo --file /var/lib/xen/images/newdemo.img Clone a QEMU guest with multiple disks # virt-clone --connect qemu:///system --original demo --name newdemo --file /var/lib/xen/images/newdemo.img --file /var/lib/xen/images/newdata.img Clone a guest to a physical device which is at least as big as the original guests disks. If the destination device is bigger, the new guest can do a filesystem resize when it boots. # virt-clone --connect qemu:///system --original demo --name newdemo --file /dev/HostVG/DemoVM --mac 52:54:00:34:11:54 AUTHOR
Written by Kazuki Mizushima, Cole Robinson, and a team of many other contributors. BUGS
Please see http://virt-manager.org/page/BugReporting COPYRIGHT
Copyright (C) Fujitsu Limited, and various contributors. This is free software. You may redistribute copies of it under the terms of the GNU General Public License "http://www.gnu.org/licenses/gpl.html". There is NO WARRANTY, to the extent permitted by law. SEE ALSO
virsh(1), "virt-install(1)", "virt-manager(1)", the project website "http://virt-manager.org" 2014-06-09 IO::FILE=IO(0X1099F28)(1)
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