command_line
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command_line [2011/07/22 14:09] k2patel |
command_line [2020/08/10 02:35] 127.0.0.1 external edit |
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| ====== KVM Command Line ====== | ====== KVM Command Line ====== | ||
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| [[http://libvirt.org/formatdomain.html|Domain Format in KVM]] | [[http://libvirt.org/formatdomain.html|Domain Format in KVM]] | ||
| + | |||
| + | ==== Test your bootable USB on kvm ==== | ||
| + | In order to test your USB using KVM use following command. | ||
| + | <code bash> | ||
| + | qemu-kvm -hdb <device> | ||
| + | </code> | ||
| + | In my case device was "/dev/sdb". | ||
| ==== Converting Existing Image ==== | ==== Converting Existing Image ==== | ||
| === Converting VMWARE image for KVM === | === Converting VMWARE image for KVM === | ||
| + | |||
| use following command. | use following command. | ||
| <code bash> | <code bash> | ||
| Line 47: | Line 57: | ||
| ovftool -tt=vmx Amazon-EC2-VM-Import-Connector.ova amazon_kvm | ovftool -tt=vmx Amazon-EC2-VM-Import-Connector.ova amazon_kvm | ||
| </code> | </code> | ||
| + | |||
| + | converting .ova is just easy\\ | ||
| + | some times ovftool failing\\ | ||
| <html> | <html> | ||
| Line 119: | Line 132: | ||
| </code> | </code> | ||
| + | ==== FU Commands ==== | ||
| + | |||
| + | === Create Disk === | ||
| + | create disk of size 10G | ||
| + | <code bash | for dynamic allocation> | ||
| + | qemu-img create -f raw vdisk.img 10G | ||
| + | </code> | ||
| + | OR | ||
| + | <code bash | preallowcation> | ||
| + | dd if=/dev/zero of=vdisk.img bs=1G count=0 seek=[NUMBER_OF_GB] | ||
| + | </code> | ||
| + | |||
| + | ==== How to allow network access to KVM Guest ==== | ||
| + | |||
| + | Modify guest.xml file and listen variable. | ||
| + | <code bash | vi /etc/libvirt/qemu/Archlinux.xml> | ||
| + | <graphics type='vnc' port='-1' autoport='yes' listen='192.168.1.4' passwd='testing1'/> | ||
| + | </code> | ||
| + | |||
| + | ==== Extract folder from KVM Guest Image ==== | ||
| + | This is appear to be far easy solution then i thought.\\ | ||
| + | [[http://libguestfs.org/virt-copy-out.1.html|Link to official Document]] | ||
| + | |||
| + | For RHEL you require following packages installed. | ||
| + | * libguestfs-tools | ||
| + | * libguestfs-xfs # if guest filesystem is XFS. | ||
| + | |||
| + | <code bash> | ||
| + | mkdir test | ||
| + | virt-copy-out -a machine2.qcow2 /metadata/testing/users test/ | ||
| + | </code> | ||
command_line.txt ยท Last modified: 2021/08/24 21:11 by k2patel
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