tree 29cd67d7d768f86303149efd88461cb8f21df138
parent 89540a6fc0749869673931d8e3813332f37cfc77
author ianswett <ianswett@google.com> 1669938661 -0800
committer Copybara-Service <copybara-worker@google.com> 1669938721 -0800

Adds a BB2U copt causes QUIC BBR2 to wait two rounds with out draining the queue before exiting PROBE_UP and BB2S has the same effect in STARTUP.

BB2U achieves 18% of the full bandwidth in PROBE_UP with 100x bw increase.

Protected by quic_reloadable_flag_quic_bbr2_probe_two_rounds.

PiperOrigin-RevId: 492320582