Re: high speed monitoring
Kevin Conway <[email protected]>
| Newsgroups | gmane.network.net-snmp.user |
|---|---|
| Message-ID | <[email protected]> |
Ali Al-Shabibi wrote: >>Oh, yes it will. It still takes CPU cycles to process the information and >>generate the necessary SNMP packets. If you're hammering the CPU once every >>millisecond to do this, it isn't going to have much time for anything else. >> >> > > >Sorry but packet forwarding is done in hardware , basically during normal operation a switch cpu utilisation is virtually zero. The CPU is only used during the startup phase of the switch (during STP), andother particular moments. > > > That is true for established flows but isn't any new flow first sent to the CPU and then "programmed" into hardware? So isn't "hammering" the CPU the same as "hammering" intial flow setup? (On a busy network the number of flow setup requests to the cpu is not insignificant). ------------------------------------------------------- SF.Net email is Sponsored by the Better Software Conference & EXPO September 19-22, 2005 * San Francisco, CA * Development Lifecycle Practices Agile & Plan-Driven Development * Managing Projects & Teams * Testing & QA Security * Process Improvement & Measurement * http://www.sqe.com/bsce5sf _______________________________________________ Net-snmp-users mailing list [email protected] Please see the following page to unsubscribe or change other options: https://lists.sourceforge.net/lists/listinfo/net-snmp-users