Ahhh.... your 2cts made mine fall down.... The issue was not the %cpu used, but my interpretation of the figures
No matter if you call it PEBCAK or RTFM... I owe you à beer whenever you come to Belgium :=) Thanks !! Really appreciate the info ! Patrick DERWAEL Rue de la Fontaine, 3 4210 Burdinne 0479/80.50.79 Le 31 mai 2016 20:23, "Ajit Sarnaik" <[email protected]> a écrit : > Hello Patrick, > > Are you reading the CPU utilization using top from the %CPU column. If so > that is ok. This represents the utilization of the core that NTOP is > running on. What you should be worried about is the utilization at the top > for the system as a whole. > > My 2Cs worth. > > Regards, > > Ajit > > On Tue, May 31, 2016 at 7:27 AM, Patrick DERWAEL <[email protected]> > wrote: > >> Simone, >> >> This runs on a Zotac CI323 (Intel N3150 quad-core 1.6GHz, 8GB Ram, 120GB >> HD) >> >> Current config file just says: >> -G=/var/tmp/ntopnd.pid >> >> Number of hosts: 60-80 >> Number of flows: 100-120 >> >> %CPU used by ntopng 25-35% (as measured by top) >> >> Do you think this %CPU makes sense in this context? >> >> Thanks >> >> 2016-05-31 12:17 GMT+02:00 Simone Mainardi <[email protected]>: >> >>> Patrick, >>> >>> If the router has very limited resources then this may be expected >>> behavior. However, please post ntopng configuration used, as well as the >>> number of active hosts/flows read from the bottom right corner of the UI. >>> >>> Simone >>> >>> On Tue, May 31, 2016 at 12:01 PM, Patrick DERWAEL <[email protected]> >>> wrote: >>> >>>> Hi Simone, >>>> >>>> The high cpu is permanent, no matter of thé web interface usage >>>> Ntop runs on a Tor router on centos 7 >>>> >>>> Patrick DERWAEL >>>> Rue de la Fontaine, 3 >>>> 4210 Burdinne >>>> 0479/80.50.79 >>>> Le 31 mai 2016 11:44, "Simone Mainardi" <[email protected]> a écrit : >>>> >>>>> Patrick, >>>>> >>>>> Does the high cpu consumption occur when using the ntopng web UI? Or >>>>> it does not matter? >>>>> Which router are you using? >>>>> >>>>> On Mon, May 30, 2016 at 12:45 PM, Patrick DERWAEL <[email protected]> >>>>> wrote: >>>>> >>>>>> Hi all >>>>>> >>>>>> Just installed ntop on a router running on centos 7 in à small home >>>>>> lan >>>>>> Ntop is taking permanently 25-30% cpu >>>>>> >>>>>> The traffic is not in average very high: 150-200kB >>>>>> >>>>>> Any clue where i should start searching? >>>>>> >>>>>> Thanks >>>>>> >>>>>> _______________________________________________ >>>>>> Ntop mailing list >>>>>> [email protected] >>>>>> http://listgateway.unipi.it/mailman/listinfo/ntop >>>>>> >>>>> >>>>> >>>>> _______________________________________________ >>>>> Ntop mailing list >>>>> [email protected] >>>>> http://listgateway.unipi.it/mailman/listinfo/ntop >>>>> >>>> >>>> _______________________________________________ >>>> Ntop mailing list >>>> [email protected] >>>> http://listgateway.unipi.it/mailman/listinfo/ntop >>>> >>> >>> >>> _______________________________________________ >>> Ntop mailing list >>> [email protected] >>> http://listgateway.unipi.it/mailman/listinfo/ntop >>> >> >> >> >> -- >> >> Patrick Derwael >> Rue de la fontaine, 3 >> 4210 Burdinne >> G:0479.80.50.79 >> >> >> >> _______________________________________________ >> Ntop mailing list >> [email protected] >> http://listgateway.unipi.it/mailman/listinfo/ntop >> > > > > -- > Ajit Sarnaik > > _______________________________________________ > Ntop mailing list > [email protected] > http://listgateway.unipi.it/mailman/listinfo/ntop >
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