diff options
author | mohans <mohans@FreeBSD.org> | 2007-02-28 19:32:46 +0000 |
---|---|---|
committer | mohans <mohans@FreeBSD.org> | 2007-02-28 19:32:46 +0000 |
commit | 2c7f28ffd9417a429c0b67cd5b868cdfa1019d76 (patch) | |
tree | 0bccb160a46b2614b9b1813f41b92edecde52841 /share/man/man4/tcp.4 | |
parent | eea9c683fe0d904fbdcab4c0918b373f87581924 (diff) | |
download | FreeBSD-src-2c7f28ffd9417a429c0b67cd5b868cdfa1019d76.zip FreeBSD-src-2c7f28ffd9417a429c0b67cd5b868cdfa1019d76.tar.gz |
Update the tcp(4) manpage with the new (and some older undocumented) sysctls.
Remove a sysctl that is no longer used.
Diffstat (limited to 'share/man/man4/tcp.4')
-rw-r--r-- | share/man/man4/tcp.4 | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/share/man/man4/tcp.4 b/share/man/man4/tcp.4 index ac8589a..2a5beb4 100644 --- a/share/man/man4/tcp.4 +++ b/share/man/man4/tcp.4 @@ -474,9 +474,11 @@ Enable support for RFC 2018, TCP Selective Acknowledgment option, which allows the receiver to inform the sender about all successfully arrived segments, allowing the sender to retransmit the missing segments only. -.It Va sack.initburst -Control the number of SACK retransmissions done upon initiation of SACK -recovery. +.It Va sack.maxholes +Maximum number of SACK holes per connection. Defaults to 128. +.It Va sack.globalmaxholes +Maximum number of SACK holes per system, across all connections. +Defaults to 65536. .It Va maxtcptw When a TCP connection enters the .Dv TIME_WAIT @@ -495,6 +497,20 @@ By default, it is initialized to .It Va nolocaltimewait Suppress creating of compressed TCP TIME_WAIT states for connections in which both endpoints are local. +.It Va fast_finwait2_recycle +Recycle +.Tn TCP +.Dv FIN_WAIT_2 +connections faster when the socket is marked as +"CANTRCVMORE" (no user process has the socket open, data received on +the socket cannot be read). The timeout used here is +.Va finwait2_timeout. +.It Va finwait2_timeout +Timeout to use for fast recycling of +.Tn TCP +.Dv FIN_WAIT_2 +connections. Defaults to +60 seconds. .El .Sh ERRORS A socket operation may fail with one of the following errors returned: |