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authorFlorin Coras <fcoras@cisco.com>2018-11-07 12:49:19 -0800
committerDamjan Marion <dmarion@me.com>2018-11-08 11:20:29 +0000
commitefefc6b4b219e2897e48def83352b4df52bc03a0 (patch)
tree50e7a57901e34365c1c4f5dc8868c705b192d864 /src/vnet/tcp/tcp_debug.h
parent221d6f131d644b2d14f741c4b3031f53b8a8ff03 (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_debug.h')
-rwxr-xr-xsrc/vnet/tcp/tcp_debug.h9
1 files changed, 5 insertions, 4 deletions
diff --git a/src/vnet/tcp/tcp_debug.h b/src/vnet/tcp/tcp_debug.h
index cd4a6f04d6e..d125ee84612 100755
--- a/src/vnet/tcp/tcp_debug.h
+++ b/src/vnet/tcp/tcp_debug.h
@@ -806,13 +806,14 @@ if (TCP_DEBUG_CC > 1) \
{ \
ELOG_TYPE_DECLARE (_e) = \
{ \
- .format = "rcv_stat: rto %u srtt %u rttvar %u ", \
- .format_args = "i4i4i4", \
+ .format = "rcv_stat: rto %u srtt %u mrtt-us %u rttvar %u", \
+ .format_args = "i4i4i4i4", \
}; \
- DECLARE_ETD(_tc, _e, 3); \
+ DECLARE_ETD(_tc, _e, 4); \
ed->data[0] = _tc->rto; \
ed->data[1] = _tc->srtt; \
- ed->data[2] = _tc->rttvar; \
+ ed->data[2] = (u32) (_tc->mrtt_us * 1e6); \
+ ed->data[3] = _tc->rttvar; \
}
#define TCP_EVT_CC_RTO_STAT_HANDLER(_tc, ...) \