Hi Luca,

Im using the Ubuntu 12.04 binary from ntopng repository.

Im using it with nbox package. Do you recommend me to use ntopng alone??

Thanks in advance Luca.

PS: I know is community support and is best effort. I will ask for commercial support in the time the community version of ntopng start working well on my network and then we get to pro version.

El 04/11/2015 a las 17:02, Luca Deri escribió:
Hi all,
these speeds are low to justify a packet drop. Hw has nothing to do with the problem, I feel is either a config issue or a bug.

Please use one of our binary packages and if not working file an issue on github reporting
1. the ntopng version
2. the configuration file you use

This said, this is community support, we do our best. If you need commercial/timely support contact us.
Luca


On 04 Nov 2015, at 16:51, Dpto. Datos Television Costa Blanca <[email protected] <mailto:[email protected]>> wrote:

Hi Jospeh,

host resource usage is 100% almost 100% of the time. I tried with and without PF_RING with same result.

Capture NICs are Intel Corporation 82541GI Gigabit Ethernet Controller

El 04/11/2015 a las 16:46, Joseph Jackson escribió:
Whats the host resource usage when you are seeing the packet loss? When you select the interface from ntop dashboard does it show it using PF_Ring? I have a box that captures on 2 10gig interfaces at around 30K pps (just a subset of traffic) but it’s a pretty beefy box.
What is your capture nic?
Joseph
*From:*[email protected][mailto:[email protected]]*On Behalf Of*Dpto. Datos Television Costa Blanca
*Sent:*Wednesday, November 04, 2015 9:43 AM
*To:*[email protected]
*Subject:*Re: [Ntop] Hardware requirements

Hello?!

Can anyone confirm my messages are showing correctly in the list?

Thanks in advance!

El 30/10/2015 a las 10:59, Dpto. Datos Television Costa Blanca escribió:

    Hi all!

    Im bumping this. We want to buy the Pro version, but firts we
    want to test the community one.

    At this moment, we have a 4x Intel(R) Xeon(TM) CPU 2.80GHz with
    2Gb RAM and 35Gb SCSI RAID1 in Ubuntu 12.04

    We've installed nbox to control ntopng.

    With this configuration, we have more than 50% of packet drop
    and a few issues.

    While I have this:*8,436 Hosts*
    <http://185.29.68.24:3010/lua/hosts_stats.lua>*254 Aggregations*
    <http://185.29.68.24:3010/lua/aggregated_hosts_stats.lua>*14,101
    Flows* <http://185.29.68.24:3010/lua/flows_stats.lua>

    If I go to Hosts -> Networks only 2 of my local networks appear
    while I have configured 8 local networks. The 2 ones who appear
    in the Networks, are always the same (the 2 first configured in
    the -m option) and if I go to Hosts -> Hosts, only 40 hosts
    appears in the list.

    In Flows, only 1825 flows appears.

    I'm doing something wrong? All that info was only monitoring 1
    interface. If I setup to monitor the 2Gb interfaces, packetdrop
    grows and interface get really really slow.

    What kind of hardware do I need to monitor both interfaces? Or,
    maybe, what kind of hardware configuration? P.E. Do i need 3
    servers, 2 for nprobes and 1 for ntopng?

    We are planning to move to a 10G in the next year, so please,
    take that also into consideration.

    We know with the Pro version we can do some kind of traffic
    shaping, take that into consideration too.

    Without all that info, we cant buy the ntop licenses.

    Thanks in advance and Best Regards,

    El 27/10/2015 a las 18:06, Dpto. Datos Television Costa Blanca
    escribió:

        Hi All,

        What hardware or kind of configuration do you recommend for monitoring 2

        Gb interfaces (port mirror mode)?

        Thanks in advance!!!

        --Daniel

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