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tcp.7: tcp_low_latency is ignored since Linux 4.14 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2020-02-07 16:11:06 +01:00
parent 863d6b7de0
commit 1059ffb804
1 changed files with 5 additions and 1 deletions
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6
man7/tcp.7
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@ -559,13 +559,17 @@ application timeouts may be much shorter.
.\"
.\" The following is from 2.6.12: Documentation/networking/ip-sysctl.txt
.TP
.IR tcp_low_latency " (Boolean; default: disabled; since Linux 2.4.21/2.6)"
.IR tcp_low_latency " (Boolean; default: disabled; since Linux 2.4.21/2.6; \
obsolete since Linux 4.14)"
.\" Since 2.4.21/2.5.60
If enabled, the TCP stack makes decisions that prefer lower
latency as opposed to higher throughput.
It this option is disabled, then higher throughput is preferred.
An example of an application where this default should be
changed would be a Beowulf compute cluster.
Since Linux 4.14,
.\" commit b6690b14386698ce2c19309abad3f17656bdfaea
this file still exists, but its value is ignored.
.TP
.IR tcp_max_orphans " (integer; default: see below; since Linux 2.4)"
.\" Since 2.3.41