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| author | Sangtae Ha <sangtae.ha@gmail.com> | 2011-03-14 07:52:17 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-03-14 15:54:42 -0700 |
| commit | 2b4636a5f8ca547000f6aba24ec1c58f31f4a91d (patch) | |
| tree | 4b46132a943bab1edaf61ac49b96d45dfc8907e2 /net | |
| parent | 3b585b34493ec9db382d6c325d4ed77b9eb2d2a5 (diff) | |
| download | kernel_samsung_espresso10-2b4636a5f8ca547000f6aba24ec1c58f31f4a91d.zip kernel_samsung_espresso10-2b4636a5f8ca547000f6aba24ec1c58f31f4a91d.tar.gz kernel_samsung_espresso10-2b4636a5f8ca547000f6aba24ec1c58f31f4a91d.tar.bz2 | |
tcp_cubic: make the delay threshold of HyStart less sensitive
Make HyStart less sensitive to abrupt delay variations due to buffer bloat.
Signed-off-by: Sangtae Ha <sangtae.ha@gmail.com>
Acked-by: Stephen Hemminger <shemminger@vyatta.com>
Reported-by: Lucas Nussbaum <lucas.nussbaum@loria.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv4/tcp_cubic.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/tcp_cubic.c b/net/ipv4/tcp_cubic.c index 5e0491d..7172c12 100644 --- a/net/ipv4/tcp_cubic.c +++ b/net/ipv4/tcp_cubic.c @@ -39,7 +39,7 @@ /* Number of delay samples for detecting the increase of delay */ #define HYSTART_MIN_SAMPLES 8 -#define HYSTART_DELAY_MIN (2U<<3) +#define HYSTART_DELAY_MIN (4U<<3) #define HYSTART_DELAY_MAX (16U<<3) #define HYSTART_DELAY_THRESH(x) clamp(x, HYSTART_DELAY_MIN, HYSTART_DELAY_MAX) |