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authorRuslan Ermilov <ru@FreeBSD.org>2002-12-23 15:05:18 +0000
committerRuslan Ermilov <ru@FreeBSD.org>2002-12-23 15:05:18 +0000
commit63454c532dcc8f61667ecd9d7685263a5c94b06c (patch)
tree9bcf41161a3ea2ff90342c34724021202c344113 /share
parent0f918c9781770ccb7ee740c08ac70f4885ab55cd (diff)
Notes
Diffstat (limited to 'share')
-rw-r--r--share/man/man7/tuning.711
1 files changed, 7 insertions, 4 deletions
diff --git a/share/man/man7/tuning.7 b/share/man/man7/tuning.7
index eead2a854406d..6dd0b33f75f1d 100644
--- a/share/man/man7/tuning.7
+++ b/share/man/man7/tuning.7
@@ -591,15 +591,18 @@ Adjusting
.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. The additional
+to the bandwidth delay product window calculation.
+The additional
window is required to stabilize the algorithm and improve responsiveness
to changing conditions, but it can also result in higher ping times
-over slow links (though still much lower then you would get without
-the inflight algorithm). In such cases you may
+over slow links (though still much lower than you would get without
+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
-(for example, to 3500) to get the desired effect. Reducing these parameters
+(for example, to 3500) to get the desired effect.
+Reducing these parameters
should be done as a last resort only.
.Pp
The