[ntp:questions] .1 Microsecond Synchronization

Rick Jones rick.jones2 at hp.com
Fri Jun 5 02:46:49 UTC 2009


ScottyG <scottg at pepex.net> wrote:
> To do this the order in which market data was received and trades
> transmitted need to be maintained. I do know from their current log
> files that 1 ms is not fine enough for this and that on occasion .1
> ms is not good enough. 

In broad handwaving terms, isn't 100ns more or less a cache miss on a
processor today?  Yes, some are less then that some are more but
O(100ns) seems about right.

rick jones
-- 
I don't interest myself in "why." I think more often in terms of
"when," sometimes "where;" always "how much."  - Joubert
these opinions are mine, all mine; HP might not want them anyway... :)
feel free to post, OR email to rick.jones2 in hp.com but NOT BOTH...




More information about the questions mailing list