Daniel, please compile ntop with debug information so that we can analyse the core
As of dot, it might be your map is too big. If you want us to improve our DPI library so that we reduce the Unknown traffic, I need you to send me a pcap file with full packets I can use to check what's going on. Thanks Luca On Oct 12, 2012, at 7:08 PM, Dpto. Datos Television Costa Blanca <[email protected]> wrote: > Hello again, > > Also to mention. After a few hours working NTop crashes with this: > > Oct 12 18:43:11 netanalyzer kernel: [173411.012267] ntop[16461]: segfault at > 35382e37 ip 00007f4db7433dba sp 00007f4da8a852c0 error 4 in > libc-2.15.so[7f4db73ea000+1b3000] > > Anything? > > El 12/10/2012 11:29, Dpto. Datos Television Costa Blanca escribió: >> Hello everybody, >> >> Im testing last NTop stable 5.0.2 with PF_RING from the ubuntu x64 packages >> in a Ubuntu 12.04 TLS 64bit version. >> The box is a Dual Xeon 2.8GHz (2 physical cores) with 2Gb RAM with a RAID 1 >> SCSI 10k rpm 40Gb hard drive. >> I have NTop in a mirroed switch port monitoring a 100Mb/s average network. >> Peak is about 200Mb/s >> >> Im having some issues with libpcap packet dropping and also with nDPI. >> >> In less of an hour running ntop, I have: >> Dropped (libpcap) 44.8% 16,262,915 >> Dropped (ntop) 0.0% 0 >> Total Received (ntop) 36,289,290 >> Total Packets Processed 36,289,291 >> >> WIth pfcount -i eth1 there is no packet drop. >> >> And in the Application Protocol TAB arround 40~50% of traffic is unknow >> while http and bittorrent are really low. HTTP have an average of 30Mb/s and >> Bittorrent have 3Mb/s average. And Im very sure there are more of those. >> >> I tried opendpi_netfilter before (nDPI based sources) and bittorrent was >> arround 40MBit and http arround 60Mbit >> >> Also some things dont work for me. Like: >> IP -> Local -> Network Traffic Map | this keep loading while dot is >> consuming 100% CPU >> >> In the Interface Report TAB, Remote Host Distance graph draw a very big >> legend that goes from upper graph to bottom graph. >> >> Im doing something wrong? >> >> Thanks in advance. >> >> PS: Sorry for my english >> > > -- > Daniel Baeza > COR TVT > Dpto. Datos TVT > Television Costa Blanca S.L. > Telf. 966190565 > WEB: http://www.tvt.es > Correo: [email protected] > > --AVISO LEGAL-- > En cumplimiento de la Ley Orgánica 15/1999, de 13 de diciembre de protección > de datos de carácter personal, se pone en conocimiento del destinatario del > presente correo electrónico, que los datos incluidos en este mensaje, están > dirigidos exclusivamente al citado destinatario cuyo nombre aparece en el > encabezamiento, por lo que si usted no es la persona interesada rogamos nos > comunique el error de envío y se abstenga de realizar copias del mensaje o de > los datos contenidos en el mismo o remitirlo o entregarlo a otra persona, > procediendo a borrarlo de inmediato. > Asimismo le informamos que sus datos de correo han quedado incluidos en > nuestra base de datos a fin de dirigirle, por este medio, comunicaciones > comerciales, profesionales e informativas y que usted dispone de los derechos > de acceso, rectificación, cancelación y especificación de los mismos, > derechos que podrá hacer efectivos dirigiéndose a Televisión Costablanca, > S.L., C/ San Policarpo 41 Bajo. C.P: 03181 Torrevieja (Alicante). > > _______________________________________________ > Ntop mailing list > [email protected] > http://listgateway.unipi.it/mailman/listinfo/ntop _______________________________________________ Ntop mailing list [email protected] http://listgateway.unipi.it/mailman/listinfo/ntop
