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atilaromero/gist:48140d43fd90cb786e4d3b992ddcb945

Created November 19, 2020 12:43
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Hot extend libvirt qcow2 disk
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gistfile1.txt
https://serverfault.com/a/743106/536603
virsh qemu-monitor-command ${vm_name?} block_resize drive-${alias?} 200G --hmp
alias: something like 'virtio-disk0'. It comes from:
<disk type="file" device="disk">
<driver name="qemu" type="qcow2" />
<source file="/data/test.img" />
<backingStore />
<target dev="vda" bus="virtio" />
<alias name="virtio-disk0" />
<address type="pci" domain="0x0000" bus="0x00" slot="0x04" function="0x0" />
</disk>
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