Hi, Just sent you a private mail with the config and the dump. Hopefully you can see the problem. I can't anymore :)
regards, Igor 2009/12/21 Paolo Lucente <pa...@pmacct.net> > Hi Igor, > > I'm not aware of any issues with the 'sfacctd_renormalize' feature; > perfect you already did some debug with sflowtool - that would have > been my first suggestion. > > I would ask you, if possible, to send me privately a brief capture > of some sFlow datagrams (pcap format, full packets) so that i can > have a look myself and replay them in a lab environment. > > This would also help understanding very quickly if the load of the > system can be a viable explanation or not. > > Cheers, > Paolo > > > On Mon, Dec 21, 2009 at 09:19:34PM +0100, Igor Ybema wrote: > > Hi, > > We are using pmacct (sfacctd) for 2 years now. > > We are using sflow agent on HP procurve 3500 switches with sampling rate > of > > 1024. > > > > Before we didn't use the renormalize function and no preprocessing. We > just > > used kbytes in stead of bytes in our applications which worked fine. > > Since a month we started to use the sflow_renormalize function but since > > then we see the bytes counted for our 'incoming' table multiplied by a > > factor of 1.5 to 2 (not accurate). > > The 'outgoing' table does not show this behaviour. > > > > To figure out where the problem is, I tried a couple of things: > > - using sflowtool to debug the packets -> meanSkip = 1024 and counting > MB's > > myself (with a little help of bash) gives me the total bytes I have send > to > > the test host > > - using another sflow agent (foundry XMR router) on other sflow server > with > > renormalize on also gives me the correct values > > - turning of renormalize and using "sql_preprocess: usrf=1024" also gives > me > > the correct values > > - using the newest 0.12.0rc4 does not help > > > > So,.. using same sflow server and agents, same data etc... only switching > > from renormalize to preprocess works for me right now. What could be the > > problem? > > The sflow server (combined mysql server) is a busy server hitting high > cpu > > and io waits. Could this cause issue's? > > > > > > regars, Igor Ybema > > > _______________________________________________ > pmacct-discussion mailing list > http://www.pmacct.net/#mailinglists >
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