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| author | Eric Dumazet <edumazet@google.com> | 2018-05-17 14:47:29 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-05-18 11:40:27 -0400 |
| commit | 9c21d2fc41c0c8930600c9dd83eadac2e336fcfa (patch) | |
| tree | d2a2dfb4516b8fb0d8fe13e7c3bfa0eda2064d0d /Documentation/networking/ip-sysctl.txt | |
| parent | 6d82aa242092d73c6d2e210cfaf0ebfbe6de1ccf (diff) | |
| download | lwn-9c21d2fc41c0c8930600c9dd83eadac2e336fcfa.tar.gz lwn-9c21d2fc41c0c8930600c9dd83eadac2e336fcfa.zip | |
tcp: add tcp_comp_sack_nr sysctl
This per netns sysctl allows for TCP SACK compression fine-tuning.
This limits number of SACK that can be compressed.
Using 0 disables SACK compression.
Signed-off-by: Eric Dumazet <edumazet@google.com>
Acked-by: Neal Cardwell <ncardwell@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/networking/ip-sysctl.txt')
| -rw-r--r-- | Documentation/networking/ip-sysctl.txt | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index 7ba952959bca..924bd51327b7 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -532,6 +532,12 @@ tcp_comp_sack_delay_ns - LONG INTEGER Default : 1,000,000 ns (1 ms) +tcp_comp_sack_nr - INTEGER + Max numer of SACK that can be compressed. + Using 0 disables SACK compression. + + Detault : 44 + tcp_slow_start_after_idle - BOOLEAN If set, provide RFC2861 behavior and time out the congestion window after an idle period. An idle period is defined at |