Тюнинг ввода-вывода и ОЗУ (RAM) для инстансов qemu/kvm
# virsh blkiotune instance-00000548
weight : 500
device_weight :
device_read_iops_sec:
device_write_iops_sec:
device_read_bytes_sec:
device_write_bytes_sec:
# virsh memtune instance-00000548
hard_limit : unlimited
soft_limit : unlimited
swap_hard_limit: unlimited