80 msg_info_.set_seq_num(NextSeqNum());
81 msg_info_.set_send_time(
Time::Now().ToNanosecond());
82 PerfEventCache::Instance()->AddTransportEvent(
83 TransPerf::TRANSMIT_BEGIN, attr_.channel_id(), msg_info_.seq_num());
84 return Transmit(msg, msg_info_);