ip6_tcp_hdr_t hdr;
clib_memset (&hdr, 0, sizeof (hdr));
hdr.ip.protocol = IP_PROTOCOL_TCP;
- clib_memcpy (&hdr.ip.src_address, &tc->c_lcl_ip.ip6,
- sizeof (ip6_address_t));
- clib_memcpy (&hdr.ip.dst_address, &tc->c_rmt_ip.ip6,
- sizeof (ip6_address_t));
+ clib_memcpy_fast (&hdr.ip.src_address, &tc->c_lcl_ip.ip6,
+ sizeof (ip6_address_t));
+ clib_memcpy_fast (&hdr.ip.dst_address, &tc->c_rmt_ip.ip6,
+ sizeof (ip6_address_t));
hdr.tcp.src_port = tc->c_lcl_port;
hdr.tcp.dst_port = tc->c_rmt_port;
hash = ip6_compute_flow_hash (&hdr.ip, lb->lb_hash_config);
fib_prefix_t prefix;
u32 fib_index;
- clib_memcpy (&prefix.fp_addr, &tc->c_rmt_ip, sizeof (prefix.fp_addr));
+ clib_memcpy_fast (&prefix.fp_addr, &tc->c_rmt_ip, sizeof (prefix.fp_addr));
prefix.fp_proto = tc->c_is_ip4 ? FIB_PROTOCOL_IP4 : FIB_PROTOCOL_IP6;
prefix.fp_len = tc->c_is_ip4 ? 32 : 128;
fib_index = fib_table_find (prefix.fp_proto, tc->c_fib_index);
static void
tcp_cc_init (tcp_connection_t * tc)
{
- tc->cc_algo = tcp_cc_algo_get (TCP_CC_NEWRENO);
+ tc->cc_algo = tcp_cc_algo_get (tcp_main.cc_algo);
tc->cc_algo->init (tc);
}
index = tm->last_v6_address_rotor++;
if (tm->last_v6_address_rotor >= vec_len (tm->ip6_src_addresses))
tm->last_v6_address_rotor = 0;
- clib_memcpy (&lcl_addr->ip6, &tm->ip6_src_addresses[index],
- sizeof (ip6_address_t));
+ clib_memcpy_fast (&lcl_addr->ip6, &tm->ip6_src_addresses[index],
+ sizeof (ip6_address_t));
}
port = transport_alloc_local_port (TRANSPORT_PROTO_TCP, lcl_addr);
if (port < 1)
tcp_rcv_wnd_available (tc));
s = format (s, " tsval_recent %u tsval_recent_age %u\n", tc->tsval_recent,
tcp_time_now () - tc->tsval_recent_age);
- s = format (s, " rto %u rto_boff %u srtt %u rttvar %u rtt_ts %2.5f ",
- tc->rto, tc->rto_boff, tc->srtt, tc->rttvar, tc->rtt_ts);
- s = format (s, "rtt_seq %u\n", tc->rtt_seq - tc->iss);
+ s = format (s, " rto %u rto_boff %u srtt %u us %.3f rttvar %u rtt_ts %x",
+ tc->rto, tc->rto_boff, tc->srtt, tc->mrtt_us * 1000, tc->rttvar,
+ tc->rtt_ts);
+ s = format (s, " rtt_seq %u\n", tc->rtt_seq - tc->iss);
s = format (s, " cong: %U", format_tcp_congestion, tc);
if (tc->state >= TCP_STATE_ESTABLISHED)
tcp_set_time_now (wrk);
tw_timer_expire_timers_16t_2w_512sl (&wrk->timer_wheel, now);
tcp_do_fastretransmits (wrk);
+ tcp_send_acks (wrk);
tcp_flush_frames_to_output (wrk);
}
tcp_connection_tx_pacer_update (tcp_connection_t * tc)
{
f64 srtt;
+ u64 rate;
if (!transport_connection_is_tx_paced (&tc->connection))
return;
srtt = clib_min ((f64) tc->srtt * TCP_TICK, tc->mrtt_us);
- transport_connection_tx_pacer_update (&tc->connection,
- ((f64) tc->cwnd) / srtt);
+ /* TODO should constrain to interface's max throughput but
+ * we don't have link speeds for sw ifs ..*/
+ rate = tc->cwnd / srtt;
+ transport_connection_tx_pacer_update (&tc->connection, rate);
}
void
vec_validate (tm->wrk_ctx[thread].ongoing_fast_rxt, 255);
vec_validate (tm->wrk_ctx[thread].postponed_fast_rxt, 255);
vec_validate (tm->wrk_ctx[thread].pending_deq_acked, 255);
+ vec_validate (tm->wrk_ctx[thread].pending_acks, 255);
+ vec_validate (tm->wrk_ctx[thread].pending_disconnects, 255);
vec_reset_length (tm->wrk_ctx[thread].pending_fast_rxt);
vec_reset_length (tm->wrk_ctx[thread].ongoing_fast_rxt);
vec_reset_length (tm->wrk_ctx[thread].postponed_fast_rxt);
vec_reset_length (tm->wrk_ctx[thread].pending_deq_acked);
+ vec_reset_length (tm->wrk_ctx[thread].pending_acks);
+ vec_reset_length (tm->wrk_ctx[thread].pending_disconnects);
tm->wrk_ctx[thread].vm = vlib_mains[thread];
/*
FIB_PROTOCOL_IP6, tcp6_output_node.index);
tcp_api_reference ();
+ tm->tx_pacing = 1;
+ tm->cc_algo = TCP_CC_NEWRENO;
return 0;
}
VLIB_INIT_FUNCTION (tcp_init);
+uword
+unformat_tcp_cc_algo (unformat_input_t * input, va_list * va)
+{
+ uword *result = va_arg (*va, uword *);
+
+ if (unformat (input, "newreno"))
+ *result = TCP_CC_NEWRENO;
+ else if (unformat (input, "cubic"))
+ *result = TCP_CC_CUBIC;
+ else
+ return 0;
+
+ return 1;
+}
+
+uword
+unformat_tcp_cc_algo_cfg (unformat_input_t * input, va_list * va)
+{
+ tcp_main_t *tm = vnet_get_tcp_main ();
+ tcp_cc_algorithm_t *cc_alg;
+ unformat_input_t sub_input;
+ int found = 0;
+
+ vec_foreach (cc_alg, tm->cc_algos)
+ {
+ if (!unformat (input, cc_alg->name))
+ continue;
+
+ if (cc_alg->unformat_cfg
+ && unformat (input, "%U", unformat_vlib_cli_sub_input, &sub_input))
+ {
+ if (cc_alg->unformat_cfg (&sub_input))
+ found = 1;
+ }
+ }
+ return found;
+}
+
static clib_error_t *
tcp_config_fn (vlib_main_t * vm, unformat_input_t * input)
{
else if (unformat (input, "max-rx-fifo %U", unformat_memory_size,
&tm->max_rx_fifo))
;
- else if (unformat (input, "tx-pacing"))
- tm->tx_pacing = 1;
+ else if (unformat (input, "no-tx-pacing"))
+ tm->tx_pacing = 0;
+ else if (unformat (input, "cc-algo %U", unformat_tcp_cc_algo,
+ &tm->cc_algo))
+ ;
+ else if (unformat (input, "%U", unformat_tcp_cc_algo_cfg))
+ ;
else
return clib_error_return (0, "unknown input `%U'",
format_unformat_error, input);