20.45. 显示或设置块 I/O 参数
blkiotune 命令集或显示指定 guest 虚拟机的 I/O 参数。应使用以下格式：
# virsh blkiotune domain [--weight weight] [--device-weights device-weights] [---device-read-iops-sec -device-read-iops-sec] [--device-write-iops-sec device-write-iops-sec] [--device-read-bytes-sec device-read-bytes-sec] [--device-write-bytes-sec device-write-bytes-sec] [[--config] [--live] | [--current]]
有关这个命令的更多信息，请参阅 虚拟化调整和优化指南
