packet {
  ftrace_events {
    cpu: 1
    event {
      timestamp: 110000000
      pid: 234
      tcp_retransmit_skb {
        daddr: 19216801
        saddr: 127001
        dport: 5001
        sport: 56789
        state: 1
        skaddr: 77889900
      }
    }
  }
}
packet {
  ftrace_events {
    cpu: 1
    event {
      timestamp: 720000000
      pid: 234
      tcp_retransmit_skb {
        daddr: 0
        saddr: 0
        dport: 5002
        sport: 56790
        state: 2
        skaddr: 33445566
      }
    }
  }
}