flow record test
 match ipv4 dscp
 match ipv4 source address
 match ipv4 destination address
 collect counter bytes
 collect counter packets
 collect policy qos classification hierarchy   
>>>for flex netflow qos feature need config "platform qos performance-monitor" and reload

flow monitor test
 cache timeout inactive 30 <<< default 15s
 cache timeout active 30
 record test

interface GigabitEthernet2/0/1
 ip address 201.0.0.1 255.255.255.0
 ip flow monitor test output
 service-policy output test-qos

ASR1006-1#sh flow monitor test ca
  Cache type:                               Normal (Platform cache)
  Cache size:                               200000
  Current entries:                               1

  Flows added:                                   2
  Flows aged:                                    1
    - Active timeout      (   300 secs)          1

IPV4 SOURCE ADDRESS:         58.0.0.9
IPV4 DESTINATION ADDRESS:    201.0.0.2
IP DSCP:                     0x00
counter bytes:               2000
counter packets:             20
policy qos class hierarchy:  test-qos: class-default, port