perf/Documentation/perf-stat.txt

99 	Use BPF programs to aggregate readings from perf_events.  This
156 Do not aggregate counts across all monitored CPUs.
298 Aggregate counts per processor socket for system-wide mode measurements.  This
305 Aggregate counts per processor die for system-wide mode measurements.  This
312 Aggregate counts per cache instance for system-wide mode measurements.  By
316 Using option "--per-cache=l3" or "--per-cache=L3" will aggregate the
320 Aggregate counts per physical processor for system-wide mode measurements.  This
326 Aggregate counts per monitored threads, when monitoring threads (-t option)
330 Aggregate counts per NUMA nodes for system-wide mode measurements. This
394 Aggregate counts per processor socket for system-wide mode measurements.
397 Aggregate counts per processor die for system-wide mode measurements.
400 Aggregate counts per cache instance for system-wide mode measurements.  By
404 option "--per-cache=l3" or "--per-cache=L3" will aggregate the
408 Aggregate counts per physical processor for system-wide mode measurements.
426 Do not aggregate/merge counts across monitored CPUs or PMUs.
429 stat will, by default, aggregate the event counts and show the result
618 - optional aggregate options: