What: /sys/bus/event_source/devices/uncore_*/alias Date: June 2021 KernelVersion: 5.15 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org> Description: Read-only. An attribute to describe the alias name of the uncore PMU if an alias exists on some platforms. The 'perf(1)' tool should treat both names the same. They both can be used to access the uncore PMU. Example: $ cat /sys/devices/uncore_cha_2/alias uncore_type_0_2