Daniel it looks your traffic is not easy balance-able then. What kind of packets are you using?
Luca On Apr 19, 2011, at 5:53 PM, Daniel Aschwanden wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA256 > > Hi Luca, > > On 04/19/2011 05:33 PM, Luca Deri wrote: >> Daniel >> if you have 100k concurrent flows, -w 256000 will do the job >> >> Luca > > Unfortunately not (-w 262144): > > 19/Apr/2011 17:40:39 [nprobe.c:1459] --------------------------------- > 19/Apr/2011 17:40:39 [nprobe.c:1460] Average traffic: [105.431 K pps][68 > Mb/sec] > 19/Apr/2011 17:40:39 [nprobe.c:1465] Current traffic: [142.662 K pps][88 > Mb/sec] > 19/Apr/2011 17:40:39 [nprobe.c:1471] Current flow export rate: [12653.5 > flows/sec] > 19/Apr/2011 17:40:39 [nprobe.c:1474] Flow drops: [export queue too > long=0][too many flows=0] > 19/Apr/2011 17:40:39 [nprobe.c:1480] Flow Buckets: > [active=532231][allocated=532231][toBeExported=0][frags=0] > 19/Apr/2011 17:40:39 [nprobe.c:1516] Processed packets: 10332302 (max > bucket search: 14) > 19/Apr/2011 17:40:39 [nprobe.c:1519] Flow Collection: [collected pkts: > 0][processed flows: 0] > 19/Apr/2011 17:40:39 [nprobe.c:222] Packet stats: 10332424/0 pkts > rcvd/dropped [0.0%] [Last 285324/0 pkts rcvd/dropped] > 19/Apr/2011 17:40:42 [nprobe.c:1459] --------------------------------- > 19/Apr/2011 17:40:42 [nprobe.c:1460] Average traffic: [105.521 K pps][68 > Mb/sec] > 19/Apr/2011 17:40:42 [nprobe.c:1465] Current traffic: [108.445 K pps][67 > Mb/sec] > 19/Apr/2011 17:40:42 [nprobe.c:1471] Current flow export rate: [29935.3 > flows/sec] > 19/Apr/2011 17:40:42 [nprobe.c:1474] Flow drops: [export queue too > long=0][too many flows=0] > 19/Apr/2011 17:40:42 [nprobe.c:1480] Flow Buckets: > [active=605659][allocated=606136][toBeExported=477][frags=0] > 19/Apr/2011 17:40:42 [nprobe.c:1516] Processed packets: 10657626 (max > bucket search: 16) > 19/Apr/2011 17:40:42 [nprobe.c:1519] Flow Collection: [collected pkts: > 0][processed flows: 0] > 19/Apr/2011 17:40:42 [nprobe.c:222] Packet stats: 10657745/0 pkts > rcvd/dropped [0.0%] [Last 325321/0 pkts rcvd/dropped] > > I know in theory the probability of occurance of list size > 16 should > be quite small. > > I'm even more confused about that a obviously too big hash (2^23) > doesn't decrease the list size. > > Any suggestions? > > Thanks a lot! > > Cheers, Dani > > - -- > daniel aschwanden > junior engineer > > open systems ag > raeffelstrasse 29 > ch-8045 zurich > t: +41 44 455 74 00 > f: +41 44 455 74 01 > [email protected] > > http://www.open.ch > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.10 (GNU/Linux) > Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ > > iF4EAREIAAYFAk2tsBMACgkQxIzmH53Qg6HBtgD+Jxvl+v+YGAuwFgnq0b9fmsjR > Ve9Pa7yiAlaRO568asABAJTRmorB8vIggS/VqZ/JfUs255AZdMOHKmWEQDd9txPA > =rX7B > -----END PGP SIGNATURE----- > _______________________________________________ > Ntop-misc mailing list > [email protected] > http://listgateway.unipi.it/mailman/listinfo/ntop-misc --- If you can not measure it, you can not improve it - Lord Kelvin _______________________________________________ Ntop-misc mailing list [email protected] http://listgateway.unipi.it/mailman/listinfo/ntop-misc
