I don’t know if it will help but try to tweak
[plugin:cgroups]
enable by default cgroups matching = !*/init.scope !/system.slice/run-*.scope *.scope /machine.slice/*.service /kubepods/pod*/* /kubepods/*/pod*/* !/kubepods* !*/vcpu* !*/emulator !*.mount !*.partition !*.service !*.socket !*.slice !*.swap !*.user !/ !/docker !/libvirt !/lxc !/lxc/*/* !/lxc.monitor* !/lxc.pivot !/lxc.payload !/machine !/qemu !/system !/systemd !/user *
search for cgroups in subpaths matching = !*/init.scope !*-qemu !*.libvirt-qemu !/init.scope !/system !/systemd !/user !/user.slice !/lxc/*/* !/lxc.monitor !/lxc.payload/*/* !/lxc.payload.* *
in netdata.conf