Symptom:
ipqosmgr crashed

Conditions:
after applying qos config , which is moving all the traffic to default queues
system admin-vdc
policy-map type network-qos custom-default-nq-8e-policy
  class type network-qos c-nq-8e
    congestion-control tail-drop
    mtu 9168
system qos
  service-policy type network-qos custom-default-nq-8e-policy


class-map type queuing match-any cos7
class-map type queuing match-any 8q2t-in-q1
class-map type queuing match-any 8q2t-in-q-default
  match cos 0-7
class-map type queuing match-any 1p7q4t-out-pq1
class-map type queuing match-any 1p7q4t-out-q-default
  match cos 0-7
class-map type queuing match-any 1p3q1t-8e-out-q-default
  match cos 0-7
class-map type queuing match-any 2q4t-8e-in-q-default
  match cos 0-7
policy-map type queuing system-in-policy-in
class type queuing system-q-default
  queue-limit default
class type queuing system-pq1
class type queuing system-q2
class type queuing system-q3
policy-map type queuing system-out-policy-out
class type queuing system-q-default
  bandwidth remaining percent 33
class type queuing system-pq1
  priority level 1
class type queuing system-q2
  bandwidth remaining percent 33
class type queuing system-q3
  bandwidth remaining percent 33