Is Device pooling / HZ option Documented anywhere

Igor Robul igorr at
Tue Nov 1 07:41:33 PST 2005

Sunil Sunder Raj wrote:

> Hi,
> Is  Device pooling / HZ option documented anywhere. I am in the 
> process of upgrading my firewall to freebsd 5.4 tuned for network 
> performance. Need further information regarding Device pooling / HZ.

Also make sure, that you really need polling, because most current 
network cards do not generate interrupt on each packet. At least when I 
polling on my 5-netcard router, performance was dropped.

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