Re: [PerfSuite-users] CPU time greater than Wall clock time

[Rick K. <rk...@nc...>]

Naveen,

That certainly does sound like a bug, or at least unexpected behavior...

Would you please send a copy of the XML document that you used to obtain 
this output?  It may help to look at its contents closer to track down 
what is going on.

Rick

Naveen Parihar wrote:
> Dear Perfsuite users,
>
> I'm a new user of Persuite/PAPI and would appreciate comments on my 
> query below.
>
> On a quad core intel runing Fedora Core 6 (kernel 2.6.18), I get the 
> following numbers while runing a *single* threaded program:
> CPU time (seconds)          47.966
> Wall clock time (seconds) 30.582
>
> Since the CPU time > Wall clock time, one conclusion might me a bug in 
> Perfsuite/PAPI or somewhere else.  I double checked the CPU
> time by dividing PAPI_TOT_CYC count by CPU frequency, and I arrive at 
> the same number. Any ideas on what might be going on or what might be 
> the best approach to debugging this problem is appreciated.
>
> Thanks,
> -Naveen
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