Re: resurrecting tcphealth

On Mon, 2012-07-16 at 13:33 +0200, Piotr Sawuk wrote:

On Sa, 14.07.2012, 01:55, Stephen Hemminger wrote:

quoted

I am not sure if the is really necessary since the most
of the stats are available elsewhere.

if by "most" you mean address and port then you're right.
but even the rtt reported by "ss -i" seems to differ from tcphealth.

Thats because tcphealth is wrong, it assumes HZ=1000 ?

tp->srtt unit is jiffies, not ms.

tcphealth is a gross hack.