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Performance counter stats for 'system wide':
20006.680120 task-clock (msec) # 4.001 CPUs utilized (100.00%)
190,004 context-switches # 0.009 M/sec (100.00%)
37 cpu-migrations # 0.002 K/sec (100.00%)
105 page-faults # 0.005 K/sec
12,317,561,262 cycles # 0.616 GHz (100.00%)
<not supported> stalled-cycles-frontend
<not supported> stalled-cycles-backend
7,794,537,441 instructions # 0.63 insns per cycle (100.00%)
1,175,604,086 branches # 58.761 M/sec (100.00%)
14,374,396 branch-misses # 1.22% of all branches
5.000894628 seconds time elapsed
Performance counter stats for 'system wide':
12,034,593,214 cycles (100.00%)
10,230,983,138 instructions # 0.85 insns per cycle (100.00%)
1,318,914,603 cache-references (100.00%)
4,086,823 cache-misses # 0.310 % of all cache refs (100.00%)
601,749,942 bus-cycles
5.000967297 seconds time elapsed
event syntax error: 'syscalls:sys_enter_*'
\___ can't access trace events
Error: No permissions to read /sys/kernel/debug/tracing/events/syscalls/sys_enter_*
Hint: Try 'sudo mount -o remount,mode=755 /sys/kernel/debug/tracing'
Run 'perf list' for a list of valid events
Usage: perf stat [<options>] [<command>]
-e, --event <event> event selector. use 'perf list' to list available events
Performance counter stats for 'system wide':
2,286,131,319 L1-dcache-loads (100.00%)
194,166,979 L1-dcache-load-misses # 8.49% of all L1-dcache hits (100.00%)
1,260,642,291 L1-dcache-stores
5.000900019 seconds time elapsed
Performance counter stats for 'system wide':
2,748,639,893 dTLB-loads (100.00%)
1,657,869 dTLB-load-misses # 0.06% of all dTLB cache hits
<not supported> dTLB-prefetch-misses
5.000801090 seconds time elapsed
Performance counter stats for 'system wide':
102,078,101 LLC-loads (66.65%)
915,918 LLC-load-misses # 0.90% of all LL-cache hits (66.68%)
20,366,616 LLC-stores (66.68%)
<not supported> LLC-prefetches
5.000941830 seconds time elapsed
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