Re: [tip:perfcounters/urgent] perf stat: Improve output

[Peter Zijlstra]

On Sat, 2009-06-27 at 17:31 +0000, tip-bot for Jaswinder Singh Rajput
wrote:
> Before:
>          150708  L1-d$-stores          (scaled from 23.57%)
>          428804  L1-d$-prefetches      (scaled from 23.47%)
>          314446  L1-d$-prefetch-misses  (scaled from 23.42%)
>       252626137  L1-i$-loads           (scaled from 23.24%)
>         5297550  dTLB-load-misses      (scaled from 23.96%)
>       106992392  branch-loads          (scaled from 23.67%)
>         5239561  branch-load-misses    (scaled from 23.43%)
> 
> After:
>         1731713  L1-d$-loads               (  14.25x scaled)
>           44241  L1-d$-prefetches          (   3.88x scaled)
>           21076  L1-d$-prefetch-misses     (   3.40x scaled)
>         5789421  L1-i$-loads               (   3.78x scaled)
>           29645  dTLB-load-misses          (   2.95x scaled)
>          461474  branch-loads              (   6.52x scaled)
>            7493  branch-load-misses        (  26.57x scaled)

I really rather like the before better. Its far easier to get a feel for
the overload factor from a fraction that from this multiplier.



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