Re: [PATCH v2 net-next] tcp: remove cwnd moderation after recovery

2016-04-02 Thread David Miller
From: Yuchung Cheng Date: Wed, 30 Mar 2016 14:54:20 -0700 > For non-SACK connections, cwnd is lowered to inflight plus 3 packets > when the recovery ends. This is an optional feature in the NewReno > RFC 2582 to reduce the potential burst when cwnd is "re-opened" > after recovery and inflight is

[PATCH v2 net-next] tcp: remove cwnd moderation after recovery

2016-03-30 Thread Yuchung Cheng
For non-SACK connections, cwnd is lowered to inflight plus 3 packets when the recovery ends. This is an optional feature in the NewReno RFC 2582 to reduce the potential burst when cwnd is "re-opened" after recovery and inflight is low. This feature is questionably effective because of PRR: when th