[Ti] Speed up

Robert J. Fisher fisherr at telus.net
Thu Jul 17 13:33:51 PDT 2003


Where do I find this etc/rc.common
--
Robert J. Fisher
fisherr at telus.net
Or
mediacreations2000 at telus.net
Home of Media Creations 2000
http://www3.telus.net/mediacreations2000

> From: Loren Schooley <loren at flash.net>
> Reply-To: "PowerBook G4 Titanium List"<Titanium at lists.themacintoshguy.com>
> Date: Thu, 17 Jul 2003 15:02:40 -0500
> To: "PowerBook G4 Titanium List" <Titanium at lists.themacintoshguy.com>
> Subject: Re: [Ti] Speed up
> 
> On 7/17/03 1:27 PM, "Michael Bigley" <wakinyan at fuse.net> wrote:
> 
>>> I know this is an old subject, but I have found very few who utilize and
>>> take advantage of it, and that is using sysctl to boost browser and other
>>> download speeds. I tested it out with different numbers and the results
>>> proved accordingly. This hack works!
>> 
>> Are these changes written to a file so they survive reboots, etc?
> 
> No. What I had to do was open /etc/rc.common, and at the bottom paste
> 
> /usr/sbin/sysctl -w net.inet.tcp.sendspace=65536 > /dev/null
> /usr/sbin/sysctl -w net.inet.tcp.recvspace=65536 > /dev/null
> /usr/sbin/sysctl -w kern.ipc.maxsockbuf=524288 > /dev/null
> /usr/sbin/sysctl -w net.inet.tcp.delayed_ack=0 > /dev/null
> /usr/sbin/sysctl -w net.inet.udp.recvspace=73728 > /dev/null
> 
> :wq!
> 
> I'm sure it can be done cleaner, but this works.
> 
> 
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