Documentation/networking/mptcp-sysctl.rst

1 .. SPDX-License-Identifier: GPL-2.0
10 add_addr_timeout - INTEGER (seconds)
15 	The default value matches TCP_RTO_MAX. This is a per-namespace
20 allow_join_initial_addr_port - BOOLEAN
29 	This is a per-namespace sysctl.
33 available_path_managers - STRING
37 available_schedulers - STRING
41 blackhole_timeout - INTEGER (seconds)
45 	MPTCP is re-enabled and will reset to the initial value when the
48 	0 to disable the blackhole detection. This is a per-namespace sysctl.
52 checksum_enabled - BOOLEAN
56 	per-namespace sysctl.
60 close_timeout - INTEGER (seconds)
61 	Set the make-after-break timeout: in absence of any close or
66 	The default value matches TCP_TIMEWAIT_LEN. This is a per-namespace
71 enabled - BOOLEAN
75 	per-namespace sysctl.
79 path_manager - STRING
81 	socket. In-kernel path management will control subflow
83 	per-namespace values configured over the MPTCP netlink
84 	API. Userspace path management puts per-MPTCP-connection subflow
89 	This is a per-namespace sysctl.
91 	* "kernel"          - In-kernel path manager
92 	* "userspace"       - Userspace path manager
96 pm_type - INTEGER
98 	socket. In-kernel path management will control subflow
100 	per-namespace values configured over the MPTCP netlink
101 	API. Userspace path management puts per-MPTCP-connection subflow
106 	This is a per-namespace sysctl.
110 	* 0 - In-kernel path manager
111 	* 1 - Userspace path manager
115 scheduler - STRING
118 	Support for selection of different schedulers. This is a per-namespace
123 stale_loss_cnt - INTEGER
124 	The number of MPTCP-level retransmission intervals with no traffic and
127 	A low stale_loss_cnt  value allows for fast active-backup switch-over,
131 	This is a per-namespace sysctl.
135 syn_retrans_before_tcp_fallback - INTEGER
146 	lower number might increase false-positive MPTCP blackholes detections.
147 	This is a per-namespace sysctl.