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14.20. Display or Set Block I/O Parameters
blkiotune sets and or displays the I/O parameters for a specified guest virtual machine. The following format should be used:
# virsh blkiotune domain [--weight weight] [--device-weights device-weights] [[--config] [--live] | [--current]]
More information on this command can be found in the Virtualization Tuning and Optimization Guide
