Hi Tim how many RAM slots did you fill in practice? “All” or “all channels”? Please run n2membenchmark, included in the n2disk package, which is our benchmarking tool and let us see some output. Are you running a VM on this R520 or a native OS?
Alfredo > On 5 Jan 2017, at 14:37, Tim Raphael <[email protected]> wrote: > > Hi All, > > We have a Dell R520 with a single processor (and one empty slot) and all the > associated RAM slots filled. > numademo shows we can do 14,000MB/s which is apparently a little short of the > 16,000MB/s required for line rate 10Gbit PF_RING NTop analysis. > > Is there anything else we can do with the hardware to up potential > performance? > > We have previously installed NTop with PF_RING on a VM on a dedicated R710 > (dual Proc, 24GB RAM) and could only do 4Gbit/s tops. > In the case of the R520, we don’t have to worry about NUMA allocation as > there is only one CPU, all the correct RAM slots are filled and the PCIe slot > the NIC is using is directly connected to the CPU filled. > > Would it be worth installing NTop on bare metal? > > Regards, > > Tim > > > _______________________________________________ > Ntop mailing list > [email protected] > http://listgateway.unipi.it/mailman/listinfo/ntop _______________________________________________ Ntop mailing list [email protected] http://listgateway.unipi.it/mailman/listinfo/ntop
