On Oct 8, 2012, at 1:56 PM, Chris Wakelin <[email protected]> wrote:
> Actually I'm wondering about the FdirPballoc; I'm not actually using > hardware filters at the moment (though may want to in the future), so I > can probably have FdirMode=0? Yes Alfredo > > Best Wishes, > Chris > > On 08/10/12 12:51, Alfredo Cardigliano wrote: >> >> On Oct 8, 2012, at 1:46 PM, Chris Wakelin <[email protected]> wrote: >> >>> I've got 32GB, but it's a 3.2.0 kernel (Ubuntu 12.04 64-bit). I tried >>> >>> insmod ixgbe.ko RSS=1,1 FdirPballoc=3,3 mtu=1522 num_rx_slots=2048 >>> num_tx_slots=0 >> >> Ok, I will check the same kernel version/driver options. >> >>> >>> but it didn't seem to make any difference. >>> >>> pf_ring is loaded with "transparent_mode=2 min_num_slots=4096" >> >> These settings are ignored with DNA. >> >> Alfredo >> >>> >>> Best Wishes, >>> Chris >>> >>> On 08/10/12 12:35, Alfredo Cardigliano wrote: >>>> Christ >>>> How much memory do you have on this system? >>>> On my system (kernel 2.6.36, 4Gb of RAM, ixgbe) it is working fine. >>>> Please try decreasing the num_rx_slots (actually memory allocation happens >>>> at pfdnacluster_master boot, but it's worth giving it a try because it's >>>> possible you are running out of memory). >>>> >>>> Regards >>>> Alfredo >>>> >>>> On Oct 8, 2012, at 1:17 PM, Chris Wakelin <[email protected]> >>>> wrote: >>>> >>>>> Any ideas on this? Is this related to the 32768 num_rx_slots on ixgbe? >>>>> >>>>> I'd like to get somewhere with this as with just 8 cores, I'm dropping >>>>> packets. >>>>> >>>>> Best Wishes, >>>>> Chris >>>>> >>>>> On 01/10/12 17:50, Chris Wakelin wrote: >>>>>> Hi, >>>>>> >>>>>> I've got a strange problem when trying to increase the number of cores >>>>>> used by my Suricata+Bro IDS(+ARGUS) setup. When I try to get Suricata to >>>>>> use more than 8 devices, it fails on my Ubuntu 12.04 (kernel 3.2.0) >>>>>> boxes. However on my Ubuntu 10.04 (kernel 2.6.32) box it seems OK. >>>>>> >>>>>> Strangely, there's no problem running Suricata, using libpfring, on >>>>>> dnacluster:1@0 .. 1@7 and Bro IDS, using lipcap, on dnacluster:1@8 .. >>>>>> 1@15 (with my custom pfdnacluster_master that duplicates traffic). >>>>>> >>>>>> I can reproduce the problem with pfcount_aggregator (with "#define >>>>>> MAX_NUM_DEVS 16" rather than 8):- >>>>>> >>>>>>> pfdnacluster_master -i dna0 -c 1 -n 12 >>>>>> >>>>>>> pfcount_aggregator_cdw -i >>>>>>> dnacluster:1@0+dnacluster:1@1+dnacluster:1@2+dnacluster:1@3+dnacluster:1@4+dnacluster:1@5+dnacluster:1@6+dnacluster:1@7+dnacluster:1@8+dnacluster:1@9+dnacluster:1@10+dnacluster:1@11 >>>>>>> -l 1522 >>>>>>> Using PF_RING v.5.4.5 >>>>>>> Impossible to know the device address >>>>>>> # Device RX channels: 1 >>>>>>> pfring_set_direction returned [rc=-7][direction=0] >>>>>>> Impossible to know the device address >>>>>>> # Device RX channels: 1 >>>>>>> pfring_set_direction returned [rc=-7][direction=0] >>>>>>> Impossible to know the device address >>>>>>> # Device RX channels: 1 >>>>>>> pfring_set_direction returned [rc=-7][direction=0] >>>>>>> Impossible to know the device address >>>>>>> # Device RX channels: 1 >>>>>>> pfring_set_direction returned [rc=-7][direction=0] >>>>>>> Impossible to know the device address >>>>>>> # Device RX channels: 1 >>>>>>> pfring_set_direction returned [rc=-7][direction=0] >>>>>>> Impossible to know the device address >>>>>>> # Device RX channels: 1 >>>>>>> pfring_set_direction returned [rc=-7][direction=0] >>>>>>> Impossible to know the device address >>>>>>> # Device RX channels: 1 >>>>>>> pfring_set_direction returned [rc=-7][direction=0] >>>>>>> Impossible to know the device address >>>>>>> # Device RX channels: 1 >>>>>>> pfring_set_direction returned [rc=-7][direction=0] >>>>>>> pfring_open error [Cannot allocate memory] (pf_ring not loaded or >>>>>>> perhaps you use quick mode and have already a socket bound to >>>>>>> dnacluster:1@8 ?) >>>>>> >>>>>> >>>>>> The 12.04 boxes have ixgbe devices loaded with "insmod ixgbe.ko RSS=1,1 >>>>>> FdirPballoc=3,3 mtu=1522". >>>>>> >>>>>> The 10.04 box has e1000e (DNA demo license) loaded with just "insmod >>>>>> e1000e". >>>>>> >>>>>> Is this expected? >>>>>> >>>>>> Best Wishes, >>>>>> Chris >>>>>> >>>>> >>>>> >>>>> -- >>>>> --+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+- >>>>> Christopher Wakelin, [email protected] >>>>> IT Services Centre, The University of Reading, Tel: +44 (0)118 378 2908 >>>>> Whiteknights, Reading, RG6 6AF, UK Fax: +44 (0)118 975 3094 >>>>> _______________________________________________ >>>>> 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 >>>> >>> >>> >>> -- >>> --+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+- >>> Christopher Wakelin, [email protected] >>> IT Services Centre, The University of Reading, Tel: +44 (0)118 378 2908 >>> Whiteknights, Reading, RG6 6AF, UK Fax: +44 (0)118 975 3094 >>> _______________________________________________ >>> 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 >> > > > -- > --+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+---+- > Christopher Wakelin, [email protected] > IT Services Centre, The University of Reading, Tel: +44 (0)118 378 2908 > Whiteknights, Reading, RG6 6AF, UK Fax: +44 (0)118 975 3094 > _______________________________________________ > 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
