Intel RSS is asymmetric by default, where did you read it's symmetric? With TNAPI you should set the rss rehash (see pfring_enable_rss_rehash()). Instead with DNA we remap RSS to make it symmetric (default).
Best Regards Alfredo On Apr 9, 2013, at 2:43 PM, Александр Спиридонов <[email protected]> wrote: > > Hi all, > My students and I use TNAPI ixgbe driver with kernel 2.6.37 for multithread > traffic capture. > The capture utility is based on libpcap. We also use PF_RING. > > Our research goal is to recreate TCP/IP sessions. > But the packets belonging to the same flow (5-tuple) go to the different > virtual devices. > For example: all the packets from IP1:port1 to IP2:port2 go to eth0@0 device > and > the packets from IP2:port2 to IP1:port1 go to eth0@1 device. > > But Intel docs say that all the packets belonging to the > same flow must go to the same queue. > > Pre-configuration on the server: > modprobe ixgbe MQ=1,1 RSS=8,8 FdirMode=0,0 > ifconfig eth0 promisc up > ethtool --offload eth0 rx off tx off > ethtool -s eth0 speed 1000 duplex full > > Could you help us to solve the problem? > > > _______________________________________________ > Ntop-misc mailing list > [email protected] > http://listgateway.unipi.it/mailman/listinfo/ntop-misc _______________________________________________ Ntop-misc mailing list [email protected] http://listgateway.unipi.it/mailman/listinfo/ntop-misc
