Regarding QoS and containers, it can be applied at either side (veth is good too). Regarding netdata, of course it can be extended. Check this: https://github.

Regarding QoS and containers, it can be applied at either side (veth is good too). Regarding netdata, of course it can be extended. Check this: https://github.com/firehol/netdata/wiki/External-Plugins https://github.com/firehol/netdata/wiki/External-Plugins A lot of other users are already writing their plugins - check the github issues