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authorAndre Oppermann <andre@FreeBSD.org>2004-08-03 14:06:12 +0000
committerAndre Oppermann <andre@FreeBSD.org>2004-08-03 14:06:12 +0000
commit1ac4e22cd3cf2685578a3d6c6eef290aa1b1f82e (patch)
tree9fcb7cfcd05772382fad57ad2e169198a1824073 /share
parent24a098ea9b6cc393ae05494777b8b8ffb5d2fd65 (diff)
downloadsrc-1ac4e22cd3cf2685578a3d6c6eef290aa1b1f82e.tar.gz
src-1ac4e22cd3cf2685578a3d6c6eef290aa1b1f82e.zip
The inflight sysctls have moved to net.inet.tcp.inflight.*, so adjust
documentation accordingly.
Notes
Notes: svn path=/head/; revision=133073
Diffstat (limited to 'share')
-rw-r--r--share/man/man7/tuning.710
1 files changed, 5 insertions, 5 deletions
diff --git a/share/man/man7/tuning.7 b/share/man/man7/tuning.7
index 199d45ed4e57..6793ea145a37 100644
--- a/share/man/man7/tuning.7
+++ b/share/man/man7/tuning.7
@@ -559,7 +559,7 @@ the
sysctl rather than disable delayed acks.
.Pp
The
-.Va net.inet.tcp.inflight_enable
+.Va net.inet.tcp.inflight.enable
sysctl turns on bandwidth delay product limiting for all TCP connections.
The system will attempt to calculate the bandwidth delay product for each
connection and limit the amount of data queued to the network to just the
@@ -569,9 +569,9 @@ if you are serving data over modems, GigE, or high speed WAN links (or
any other link with a high bandwidth*delay product), especially if you are
also using window scaling or have configured a large send window.
If you enable this option, you should also be sure to set
-.Va net.inet.tcp.inflight_debug
+.Va net.inet.tcp.inflight.debug
to 0 (disable debugging), and for production use setting
-.Va net.inet.tcp.inflight_min
+.Va net.inet.tcp.inflight.min
to at least 6144 may be beneficial.
Note however, that setting high
minimums may effectively disable bandwidth limiting depending on the link.
@@ -587,7 +587,7 @@ It does not
affect data reception (downloading).
.Pp
Adjusting
-.Va net.inet.tcp.inflight_stab
+.Va net.inet.tcp.inflight.stab
is not recommended.
This parameter defaults to 20, representing 2 maximal packets added
to the bandwidth delay product window calculation.
@@ -599,7 +599,7 @@ the inflight algorithm).
In such cases you may
wish to try reducing this parameter to 15, 10, or 5, and you may also
have to reduce
-.Va net.inet.tcp.inflight_min
+.Va net.inet.tcp.inflight.min
(for example, to 3500) to get the desired effect.
Reducing these parameters
should be done as a last resort only.