[ixpmanager] Slow graphs

[Nick Hilliard]

Justin Wilson (Lists) via ixpmanager wrote on 13/06/2022 17:56:
> We have slow going on a new install of IXP manager.  It creates the 
> graphs but there s no data in the graphs.  My coder says IXPM is 
> receiving data with no vlan associated.  Is this an IXPM thing or a 
> Cisco nexus thing?

if you run "sflowtool -l -p xxx", column 8 is the vlan ID, which should 
be non-zero.  You can check easily with this:

# sflowtool -4 -p xxxx -l | head -50 | cut -d, -f 8

Most likely, the cisco is emitting sflow samples without the extended 
switch data field defined in section 4 of rfc3176.

Nick