Re: [PATCH net] tcp: don't use F-RTO on non-recurring timeouts

2015-07-15 Thread David Miller
From: Yuchung Cheng Date: Mon, 13 Jul 2015 12:10:20 -0700 > Currently F-RTO may repeatedly send new data packets on non-recurring > timeouts in CA_Loss mode. This is a bug because F-RTO (RFC5682) > should only be used on either new recovery or recurring timeouts. > > This exacerbates the recover

[PATCH net] tcp: don't use F-RTO on non-recurring timeouts

2015-07-13 Thread Yuchung Cheng
Currently F-RTO may repeatedly send new data packets on non-recurring timeouts in CA_Loss mode. This is a bug because F-RTO (RFC5682) should only be used on either new recovery or recurring timeouts. This exacerbates the recovery progress during frequent timeout & repair, because we prioritize sen