2.6.2. VM が遅すぎて vhost-user をドレインできない

ovs-vsctl --column statistics list interface vhud8ada965-ce

statistics          : {"rx_1024_to_1522_packets"=0, "rx_128_to_255_packets"=0, "rx_1523_to_max_packets"=0,
"rx_1_to_64_packets"=0, "rx_256_to_511_packets"=0, "rx_512_to_1023_packets"=0, "rx_65_to_127_packets"=0, rx_bytes=0,
rx_dropped=0, rx_errors=0, rx_packets=0, tx_bytes=0, tx_dropped=0, tx_packets=0}