Binary package “linux-gke-tools-5.4.0-1066” in ubuntu focal

Linux kernel version specific tools for version 5.4.0-1066

 This package provides the architecture dependant parts for kernel
 version locked tools (such as perf and x86_energy_perf_policy) for
 version 5.4.0-1066 on
 64 bit x86.
 You probably want to install linux-tools-5.4.0-1066-<flavour>.