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blockiotune
2012 Nov 28
1
error: unsupported configuration: block I/O throttling not supported with this QEMU binary
Hi, guys.
I want to change block I/O throttle using 'virsh blkdeviotune' with vm not running, it reported an error:
# virsh blkdeviotune instance-000000dc /dev/loop0 --total-bytes-sec 20000000 --total-iops-sec 20 --config
error: Unable to change block I/O throttle
error: unsupported configuration: block I/O throttling not supported with this QEMU binary
I can do this when the vm is