SYNC_MESG_HEADER_LEN 520 net/netfilter/ipvs/ip_vs_sync.c SYNC_MESG_HEADER_LEN - 20) / SIMPLE_CONN_SIZE; SYNC_MESG_HEADER_LEN 521 net/netfilter/ipvs/ip_vs_sync.c sync_send_mesg_maxlen = SYNC_MESG_HEADER_LEN +