Re: loaded router, excessive getnstimeofday in oprofile

David Miller
2008-08-28T20:47:20Z

From: Rick Jones <rick.jones2@hp.com>
Date: Thu, 28 Aug 2008 13:45:40 -0700

> Given that there are no guarantees that a packet arriving on NIC 1
> and timestamped either by the NIC HW or the driver will actually hit
> the application before a packet arriving on NIC2, just how long are
> these financial services applications going to wait around before
> executing the trade carried in the packet arriving on NIC1?

I have no idea.

They also care about trade processing latency btw.