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Consider ack delay in BBR bandwidth calculation

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Summary:
it turns out some client can delay ack for long time, randomly, which
may make us miss a good bandwidth update

Reviewed By: mjoras

Differential Revision: D23686348

fbshipit-source-id: 6524d08b6db03ede59a72049b4af98609740463a
This commit is contained in:
Yang Chi
2020-09-14 21:55:55 -07:00
committed by Facebook GitHub Bot
parent 0179269970
commit 8616a9b3aa
7 changed files with 67 additions and 9 deletions
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1
quic/api/test/QuicTransportFunctionsTest.cpp
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@@ -937,6 +937,7 @@ TEST_F(QuicTransportFunctionsTest, TestUpdateConnectionWithBytesStats) {
conn->lossState.totalBytesAcked = 8642;
auto currentTime = Clock::now();
conn->lossState.lastAckedTime = currentTime - 123s;
conn->lossState.adjustedLastAckedTime = currentTime - 123s;
conn->lossState.lastAckedPacketSentTime = currentTime - 234s;
conn->lossState.totalBytesSentAtLastAck = 10000;
conn->lossState.totalBytesAckedAtLastAck = 5000;