[Tfug] Linux kernel tcp delay options

[Nick Lopez]

On Jun 6, 2013, at 12:47 PM, Adrian <choprboy at dakotacom.net> wrote:

> Does anybody know of a sysctl option to disable TCP delayed ack/turn off 
> nagle? I am having a Cyrus issue which I think is do to the built in TCP 
> delay/data packet aggregation, I need to temporarily turn it off to 
> confirm... but there doesn;t seem to be any option to do so in the kernel.


  There's a Cisco device involved, isn't there? :) I've had performance issues SACK and Cisco FWSMs, so net.ipv4.tcp_sack might be something to try turning off. I thought there was a sysctl for delayed ack, but I'm only seeing it on OSX now, not Linux.

   - nick



-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://tfug.org/pipermail/tfug_tfug.org/attachments/20130607/7a8bac10/attachment-0002.html>