Hi Ole, Many Thanks for your quick response. it explains why I see different numbers when the works threads number is changed in startup.conf. I will have a look at vpptop as well.
Best Regards, On Fri, Jan 3, 2020 at 11:45 AM <otr...@employees.org> wrote: > Hi Sunny, > > > I am new to VPP and am using vpp_get_stats to check some counters on the > interfaces. > > if I run the command, I get the following output: > > vpp version used: vpp v19.04.1-release > > > > [root@idn_upf_ntsn /]# vpp_get_stats dump if/names if/drops$ > > [0]: local0 /if/names > > [1]: host-eth /if/names > > [2]: tunnel0 /if/names > > [0 @ 0]: 0 packets /if/drops > > [1 @ 0]: 0 packets /if/drops > > [2 @ 0]: 0 packets /if/drops > > [0 @ 1]: 0 packets /if/drops > > [1 @ 1]: 19614 packets /if/drops > > [2 @ 1]: 0 packets /if/drops > > [0 @ 2]: 0 packets /if/drops > > [1 @ 2]: 0 packets /if/drops > > [2 @ 2]: 0 packets /if/drops > > [0 @ 3]: 0 packets /if/drops > > [1 @ 3]: 0 packets /if/drops > > [2 @ 3]: 0 packets /if/drops > > > > As you can see that there are 3 software interface Ids. but the second > number after character "@" > > what does it denote? Many thanks for your help in advance. > > The second number is the worker index. > The interface counters are arranged as a two dimensional array in shared > memory. First dimension is thread_index second is sw_if_index. > > vpp_get_stats was something I wrote as an example application for the C > stats library. > There are various integrations using the stats API that might be of > interest. > vpptop was pretty cool as a standalone application. Not sure if it's well > maintained. > https://github.com/PantheonTechnologies/vpptop > > Best regards, > Ole
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