From mboxrd@z Thu Jan  1 00:00:00 1970
From: David Miller <davem@davemloft.net>
Subject: Re: [PATCH?] tcp and delayed acks
Date: Wed, 16 Aug 2006 14:15:37 -0700 (PDT)
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From: Stephen Hemminger <shemminger@osdl.org>
Date: Wed, 16 Aug 2006 12:11:12 -0700

> What ethernet hardware? The defaults are often not big enough
> for full speed on gigabit hardware. I need increase rmem/wmem to allow
> for more buffering. 

Current kernels allow the TCP send and receive socket buffers
to grow up to at least 4MB in size, how much more do you need?

tcp_{w,r}mem[2] will now have a value of at least 4MB, see
net/ipv4/tcp.c:tcp_init().