docker can not run astf mode

[laijiq]

hi,
I have tried to run trex in docker and found it runs well in stl mode but raises error in astf mode. The error info is like that:

[root@a600cb10db78 v2.41]# ./t-rex-64 -i --astf
Starting Scapy server.... Scapy server is started
The ports are bound/configured.
Starting TRex v2.41 please wait ...
EAL: Started without hugepages support, physical addresses not available
set driver name net_af_packet
driver capability :
Number of ports found: 2
zmq publisher at: tcp://*:4500
wait 1 sec .
port : 0

link : link : Link Up - speed 10000 Mbps - full-duplex
promiscuous : 0
port : 1

link : link : Link Up - speed 10000 Mbps - full-duplex
promiscuous : 0
number of ports : 2
max cores for 2 ports : 1
max queue per port : 3

RX core uses TX queue number 0 on all ports
core, c-port, c-queue, s-port, s-queue, lat-queue

1 0 0 1 0 0

Using json file /tmp/astf.json
Failed openeing json file /tmp/astf.json
[root@a600cb10db78 v2.41]#

So, the reason is ? Thanks very much