Re: [PATCH] doc: Change the min default value of tcp_wmem/tcp_rmem.

2018-02-05 Thread David Miller
From: Tonghao Zhang 
Date: Sun,  4 Feb 2018 18:07:10 -0800

> 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 
> Signed-off-by: Tonghao Zhang 

Applied, thanks.


[PATCH] doc: Change the min default value of tcp_wmem/tcp_rmem.

2018-02-04 Thread Tonghao Zhang
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 
Signed-off-by: Tonghao Zhang 
---
 Documentation/networking/ip-sysctl.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Documentation/networking/ip-sysctl.txt 
b/Documentation/networking/ip-sysctl.txt
index 3f2c40d..a553d4e 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.
-- 
1.8.3.1