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| author | Stephen Hemminger <shemminger@osdl.org> | 2006-09-24 20:13:03 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2006-09-24 20:13:03 -0700 |
| commit | 597811ec167fa01c926a0957a91d9e39baa30e64 (patch) | |
| tree | 24e6ce26a4464d21993f2cd17dbdb9aec13360ab | |
| parent | 3d2573f7ebe507e372a23cdd3c8b03305d6e90aa (diff) | |
| download | linux-597811ec167fa01c926a0957a91d9e39baa30e64.tar.bz2 | |
[TCP]: make cubic the default
Change default congestion control used from BIC to the newer CUBIC
which it the successor to BIC but has better properties over long delay links.
Signed-off-by: Stephen Hemminger <shemminger@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/ipv4/Kconfig | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/net/ipv4/Kconfig b/net/ipv4/Kconfig index 1bbc3689cd8a..30af4a4dfcc8 100644 --- a/net/ipv4/Kconfig +++ b/net/ipv4/Kconfig @@ -455,7 +455,7 @@ menuconfig TCP_CONG_ADVANCED modules. Nearly all users can safely say no here, and a safe default - selection will be made (BIC-TCP with new Reno as a fallback). + selection will be made (CUBIC with new Reno as a fallback). If unsure, say N. @@ -463,7 +463,7 @@ if TCP_CONG_ADVANCED config TCP_CONG_BIC tristate "Binary Increase Congestion (BIC) control" - default y + default m ---help--- BIC-TCP is a sender-side only change that ensures a linear RTT fairness under large windows while offering both scalability and @@ -477,7 +477,7 @@ config TCP_CONG_BIC config TCP_CONG_CUBIC tristate "CUBIC TCP" - default m + default y ---help--- This is version 2.0 of BIC-TCP which uses a cubic growth function among other techniques. @@ -574,7 +574,7 @@ config TCP_CONG_VENO choice prompt "Default TCP congestion control" - default DEFAULT_BIC + default DEFAULT_CUBIC help Select the TCP congestion control that will be used by default for all connections. @@ -601,7 +601,7 @@ endchoice endif -config TCP_CONG_BIC +config TCP_CONG_CUBIC tristate depends on !TCP_CONG_ADVANCED default y @@ -614,7 +614,7 @@ config DEFAULT_TCP_CONG default "vegas" if DEFAULT_VEGAS default "westwood" if DEFAULT_WESTWOOD default "reno" if DEFAULT_RENO - default "bic" + default "cubic" source "net/ipv4/ipvs/Kconfig" |