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Increase TCP retransmit time to 1500ms

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TCP TX throughput is low when coexisted with BT a2dp if TCP retransmit time is 500ms
This commit is contained in:
Xia Xiaotian
2020-03-19 19:36:38 +08:00
parent 850fc7c710
commit f8e38d3f60
1 changed files with 2 additions and 2 deletions
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src/core/tcp.c
+2 -2
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@@ -1715,8 +1715,8 @@ tcp_alloc(u8_t prio)
/* As initial send MSS, we use TCP_MSS but limit it to 536.
The send MSS is updated when an MSS option is received. */
pcb->mss = INITIAL_MSS;
pcb->rto = 500 / TCP_SLOW_INTERVAL;
pcb->sv = 500 / TCP_SLOW_INTERVAL;
pcb->rto = 1500 / TCP_SLOW_INTERVAL;
pcb->sv = 1500 / TCP_SLOW_INTERVAL;
pcb->rtime = -1;
pcb->cwnd = 1;
pcb->tmr = tcp_ticks;