Hi Justin the problem is that count is creating a cluster with 1500-bytes buffers (actually 1536 due to rounding), please try with latest code from SVN adding -B 15360 to the zcount command line.
Alfredo On 12 May 2014, at 20:42, Justin Azoff <[email protected]> wrote: > 9000. > > After doing more testing it appears that anything above 1500, even 1501 > fails. > > -- > -- Justin Azoff > > On Mon, May 12, 2014 at 08:26:22PM +0200, Luca Deri wrote: >> Justin >> what MTU are you using? >> >> Luca >> >> On 12 May 2014, at 19:57, Justin Azoff <[email protected]> wrote: >> >>> with svn revision 7579 on RHEL6 and a X520: >>> >>> # /opt/pfring/bin/zcount -i zc:p1p1 -c 1 >>> ========================= >>> Absolute Stats: 18'091 pkts (0 drops) - 3'818'686 bytes >>> ========================= >>> >>> [..works ok..] >>> >>> # ifconfig p1p1 up mtu 9000 >>> # /opt/pfring/bin/zcount -i zc:p1p1 -c 1 >>> pfring_zc_open_device error [Socket type not supported] Please check that >>> zc:p1p1 is up and not already used >>> >>> non zc mode works: >>> >>> # /opt/pfring/bin/zcount -i p1p1 -c 1 >>> ========================= >>> Absolute Stats: 100'614 pkts (0 drops) - 125'133'299 bytes >>> ========================= >>> >>> ========================= >>> Absolute Stats: 239'042 pkts (0 drops) - 299'920'360 bytes >>> Actual Stats: 138'405.02 pps (0.00 drops) - 1.40 Gbps >>> ========================= >>> >>> >>> -- >>> -- Justin Azoff > > _______________________________________________ > 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
