Re: Please help - bandwidth usage
"Dan Mahoney, System Admin" <[email protected]>
| Newsgroups | gmane.network.net-snmp.user |
|---|---|
| Message-ID | <[email protected]> |
On Thu, 20 Apr 2006, Shaun Mitchell wrote: > Hello SNMP Gurus, This may be stupid, but have you tried mrtg? www.mrtg.org -Dan > I'm trying to track the bandwidth utilization on a Cisco switch using the > ifInOctets and ifOutOctets. What I'm doing is polling the port every 5 > minutes and storing the octets and then using the last poll counter and the > current poll counter to figure out the amount of bits per second that has > been through the port. I've tried using a Cisco formula that goes something > like this: > > > > - Get the delta of the ifInOctets (take the two poll results and > subtract them to get the difference) > > - Then times that delta by 8 then by 100 > > - Take that result and divide it by the time between then two polls > (300 seconds) times the ifSpeed (100000000). > > > > This should give the bits per second. Now it's not 100% accurate but should > be close enough for me. The problem is that I'm not getting anything close > to what I'm expecting. My sample data is returning about 5 bps and a > monitoring program is telling me it's more like 1572864 bps. Any ideas on if > that equation above is wrong? > > -- unless is a pr0no book he wont even come close to the bandwidth quota -Racer-X, concerning DanMahoney.com's web hits. --------Dan Mahoney-------- Techie, Sysadmin, WebGeek Gushi on efnet/undernet IRC ICQ: 13735144 AIM: LarpGM Site: http://www.gushi.org --------------------------- ------------------------------------------------------- Using Tomcat but need to do more? Need to support web services, security? Get stuff done quickly with pre-integrated technology to make your job easier Download IBM WebSphere Application Server v.1.0.1 based on Apache Geronimo http://sel.as-us.falkag.net/sel?cmd=lnk&kid=120709&bid=263057&dat=121642 _______________________________________________ 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