diff options
| author |   Florin Coras <fcoras@cisco.com> | 2018-11-07 12:49:19 -0800 |
|---|---|---|
| committer |   Damjan Marion <dmarion@me.com> | 2018-11-08 11:20:29 +0000 |
| commit | efefc6b4b219e2897e48def83352b4df52bc03a0 (patch) | |
| tree | 50e7a57901e34365c1c4f5dc8868c705b192d864 /src/vnet/tcp/tcp_output.c | |
| parent | 221d6f131d644b2d14f741c4b3031f53b8a8ff03 (diff) | |
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 <fcoras@cisco.com>
Diffstat (limited to 'src/vnet/tcp/tcp_output.c')
| -rw-r--r-- | src/vnet/tcp/tcp_output.c | 2 |
1 files changed, 1 insertions, 1 deletions
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; |