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authorStephen Hemminger <shemminger@osdl.org>2005-11-10 17:09:53 -0800
committerDavid S. Miller <davem@davemloft.net>2005-11-10 17:09:53 -0800
commit9772efb970780aeed488c19d8b4afd46c3b484af (patch)
treede016aaa29c8a95e98c7abaa70c8b590160e2886 /Documentation
parent7faffa1c7fb9b8e8917e3225d4e2638270c0a48b (diff)
[TCP]: Appropriate Byte Count support
This is an updated version of the RFC3465 ABC patch originally for Linux 2.6.11-rc4 by Yee-Ting Li. ABC is a way of counting bytes ack'd rather than packets when updating congestion control. The orignal ABC described in the RFC applied to a Reno style algorithm. For advanced congestion control there is little change after leaving slow start. Signed-off-by: Stephen Hemminger <shemminger@osdl.org> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/networking/ip-sysctl.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index 65895bb5141..ebc09a159f6 100644
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -78,6 +78,11 @@ inet_peer_gc_maxtime - INTEGER
TCP variables:
+tcp_abc - INTEGER
+ Controls Appropriate Byte Count defined in RFC3465. If set to
+ 0 then does congestion avoid once per ack. 1 is conservative
+ value, and 2 is more agressive.
+
tcp_syn_retries - INTEGER
Number of times initial SYNs for an active TCP connection attempt
will be retransmitted. Should not be higher than 255. Default value