Re: [PATCH net-next] tcp: Optimize the recovery of tcp when lack of SACK

2020-07-19 Thread hujunwei
On 2020/7/19 11:29, Neal Cardwell wrote: > On Sat, Jul 18, 2020 at 6:43 AM hujunwei wrote: >> >> >> On 2020/7/17 22:44, Neal Cardwell wrote: >>> On Fri, Jul 17, 2020 at 7:43 AM hujunwei wrote: From: Junwei Hu In the document of RFC2582(https://tools.ietf.org/html/rfc2582)

Re: [PATCH net-next] tcp: Optimize the recovery of tcp when lack of SACK

2020-07-18 Thread hujunwei
On 2020/7/17 22:44, Neal Cardwell wrote: > On Fri, Jul 17, 2020 at 7:43 AM hujunwei wrote: >> >> From: Junwei Hu >> >> In the document of RFC2582(https://tools.ietf.org/html/rfc2582) >> introduced two separate scenarios for tcp congestion control: > > Can you please elaborate on how the sender

[PATCH net-next] tcp: Optimize the recovery of tcp when lack of SACK

2020-07-17 Thread hujunwei
From: Junwei Hu In the document of RFC2582(https://tools.ietf.org/html/rfc2582) introduced two separate scenarios for tcp congestion control: There are two separate scenarios in which the TCP sender could receive three duplicate acknowledgements acknowledging "send_high" but no more than "send_hi