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| author | Tonghao Zhang <xiangxia.m.yue@gmail.com> | 2018-02-04 18:07:10 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-02-05 10:05:49 -0500 |
| commit | a61a86f8db92923a2a4c857c49a795bcae754497 (patch) | |
| tree | ec63a3235ba8602837393f3b24168ac3b2f8b19c /Documentation/networking | |
| parent | a6b88814ab541d386d793f6df260a3e4d5cccb11 (diff) | |
| download | linux-a61a86f8db92923a2a4c857c49a795bcae754497.tar.bz2 | |
doc: Change the min default value of tcp_wmem/tcp_rmem.
The SK_MEM_QUANTUM was changed from PAGE_SIZE to 4096. And the
tcp_wmem/tcp_rmem min default values are 4096.
Fixes: bd68a2a854ad ("net: set SK_MEM_QUANTUM to 4096")
Cc: Eric Dumazet <edumazet@google.com>
Signed-off-by: Tonghao Zhang <xiangxia.m.yue@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'Documentation/networking')
| -rw-r--r-- | Documentation/networking/ip-sysctl.txt | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index 3f2c40d8e6aa..a553d4e4a0fb 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -508,7 +508,7 @@ tcp_rmem - vector of 3 INTEGERs: min, default, max min: Minimal size of receive buffer used by TCP sockets. It is guaranteed to each TCP socket, even under moderate memory pressure. - Default: 1 page + Default: 4K default: initial size of receive buffer used by TCP sockets. This value overrides net.core.rmem_default used by other protocols. @@ -667,7 +667,7 @@ tcp_window_scaling - BOOLEAN tcp_wmem - vector of 3 INTEGERs: min, default, max min: Amount of memory reserved for send buffers for TCP sockets. Each TCP socket has rights to use it due to fact of its birth. - Default: 1 page + Default: 4K default: initial size of send buffer used by TCP sockets. This value overrides net.core.wmem_default used by other protocols. |