On Fri, Apr 26, 2013 at 08:24:44PM +0400, Cyrill Gorcunov wrote:
> And if possible some branch instructions testing.
By that you mean, see whether it counts branches?
./perf stat sleep 0
Performance counter stats for 'sleep 0':
2.483869 task-clock # 0.463 CPUs utilized
1 context-switches # 0.403 K/sec
0 cpu-migrations # 0.000 K/sec
168 page-faults # 0.068 M/sec
3,435,630 cycles # 1.383 GHz
736,680 stalled-cycles-frontend # 21.44% frontend cycles idle
656,603 stalled-cycles-backend # 19.11% backend cycles idle
2,932,775 instructions # 0.85 insns per cycle
# 0.25 stalled cycles per insn
590,855 branches # 237.877 M/sec
12,882 branch-misses # 2.18% of all branches
^^^^^^^^^^^^^^^^^^^^
Those above?
--
Regards/Gruss,
Boris.
Sent from a fat crate under my desk. Formatting is fine.
--
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
