Richard Scheffenegger
3c40e1d52c
update the SACK loss recovery to RFC6675, with the following new features: ...
- improved pipe calculation which does not degrade under heavy loss
- engaging in Loss Recovery earlier under adverse conditions
- Rescue Retransmission in case some of the trailing packets of a request got lost
All above changes are toggled with the sysctl "rfc6675_pipe" (disabled by default).
Reviewers: #transport, tuexen, lstewart, slavash, jtl, hselasky, kib, rgrimes, chengc_netapp.com, thj, #manpages, kbowling, #netapp, rscheff
Reviewed By: #transport
Subscribers: imp, melifaro
MFC after: 2 weeks
Sponsored by: NetApp, Inc.
Differential Revision: https://reviews.freebsd.org/D18985
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3c40e1d52c