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Exit slow start at the gamma threshold

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This improves performance and fairness.
This commit is contained in:
Mike Perry 2022-01-23 18:15:12 +00:00
parent 1960bf09f3
commit 3a3f111b23
1 changed files with 2 additions and 2 deletions
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4
src/core/or/congestion_control_vegas.c
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@ -210,8 +210,8 @@ congestion_control_vegas_process_sendme(congestion_control_t *cc,
cc->cwnd = MAX(cc->cwnd + MAX(CWND_INC_SS(cc), 2*cc->sendme_inc), cc->cwnd = MAX(cc->cwnd + MAX(CWND_INC_SS(cc), 2*cc->sendme_inc),
vegas_bdp_mix(cc)); vegas_bdp_mix(cc));
} else { } else {
/* Congestion signal: Fall back to Vegas equilibrium (BDP) */ /* Congestion signal: Set cwnd to gamma threshhold */
cc->cwnd = vegas_bdp_mix(cc); cc->cwnd = vegas_bdp_mix(cc) + cc->vegas_params.gamma;
cc->in_slow_start = 0; cc->in_slow_start = 0;
log_info(LD_CIRC, "CC: TOR_VEGAS exiting slow start"); log_info(LD_CIRC, "CC: TOR_VEGAS exiting slow start");
} }