From efefc6b4b219e2897e48def83352b4df52bc03a0 Mon Sep 17 00:00:00 2001 From: Florin Coras Date: Wed, 7 Nov 2018 12:49:19 -0800 Subject: tcp: pacer and mrtt estimation improvements - update pacer once per burst - better estimate initial rtt - compute smoothed average for higher precision rtt estimate Change-Id: I06d41a98784cdf861bedfbee2e7d0afc0d0154ef Signed-off-by: Florin Coras --- src/vnet/tcp/tcp_output.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/vnet/tcp/tcp_output.c') diff --git a/src/vnet/tcp/tcp_output.c b/src/vnet/tcp/tcp_output.c index 089f85a0ea0..192e820e648 100644 --- a/src/vnet/tcp/tcp_output.c +++ b/src/vnet/tcp/tcp_output.c @@ -1000,7 +1000,7 @@ tcp_send_syn (tcp_connection_t * tc) tcp_make_syn (tc, b); /* Measure RTT with this */ - tc->rtt_ts = tcp_time_now (); + tc->rtt_ts = tcp_time_now_us (vlib_num_workers ()? 1 : 0); tc->rtt_seq = tc->snd_nxt; tc->rto_boff = 0; -- cgit 1.2.3-korg