Re: [PATCH net] tcp: change txhash on SYN-data timeout

2019-01-10 Thread David Miller
From: Yuchung Cheng Date: Tue, 8 Jan 2019 18:14:28 -0800 > Previously upon SYN timeouts the sender recomputes the txhash to > try a different path. However this does not apply on the initial > timeout of SYN-data (active Fast Open). Therefore an active IPv6 > Fast Open connection may incur one s

[PATCH net] tcp: change txhash on SYN-data timeout

2019-01-08 Thread Yuchung Cheng
Previously upon SYN timeouts the sender recomputes the txhash to try a different path. However this does not apply on the initial timeout of SYN-data (active Fast Open). Therefore an active IPv6 Fast Open connection may incur one second RTO penalty to take on a new path after the second SYN retrans