Hello, I agree with Szymon that having non-fixed sampling rates for the sources could be a really good idea. That allows the network people to do some test about sampling. I also think having per source sampling rate configuration is a good practice, so this new feature in nfsen is a great idea.
Cheers, Chelo Szymon Trocha wrote: > -------- Original Message -------- > Subject: Re: [Nfsen-discuss] Sampling questions > Date: Tue, 29 May 2007 14:33:58 +0200 > From: vojtec <[EMAIL PROTECTED]> > To: Szymon Trocha <[EMAIL PROTECTED]> > References: <[EMAIL PROTECTED]> > <[EMAIL PROTECTED]> > > Hi Peter, > > simple implementation of the sampling in the nfsen will be really > helpful, just multipling is enough for now. > > It would be nice, if the sampling rate for each source would not be > fixed - we'd like to test some adaptive sampling methods... > > Thanks and good luck! > vojtec > Szymon Trocha napsal(a): > >> Hi Peter, >> >> That's great to hear you approached this implementation. Even if it is >> simple multiplication it will be helpful. >> >> Peter Haag wrote: >> >> >>> -----BEGIN PGP SIGNED MESSAGE----- >>> Hash: SHA1 >>> >>> Hi list, >>> I need some information from those of you using sampling in your >>> network. >>> >>> If you have several netflow sources you feed into NfSen, do all >>> the sources have the same sampling rate? >>> >>> >> no >> >> >> >>> If not, why do you have different sampling rate? >>> >>> >> Because we don't want too much CPU utilization on older machines and >> those which carry a lot of traffic >> >> >> >>> Would it be feasible for you to adjust all sources to the same >>> sampling rate? >>> >>> >> no >> >> >> >>> Have you best practices formulas for estimating real traffic, or >>> do you operate just using a multiplication with the sampling rate? >>> >>> >> We just multiply with the sampling rate to estimate traffic. At this >> stage is acceptable. >> >> Regards, >> >> > > > > ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/ _______________________________________________ Nfsen-discuss mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/nfsen-discuss
