[Darshan-users] getting plots

[Burlen Loring]

sure, here is the link
https://drive.google.com/open?id=0B3y5yyus32lveHljWkExal9TVmM

On 03/14/2016 03:56 PM, Shane Snyder wrote:
> Hi Burlen,
>
> Would you mind sharing your Darshan log with us? If you prefer, you 
> can send it to me off-list, or if it contains sensitive information we 
> can give you details on how to anonymize parts of it (e.g., file 
> names, etc.).
>
> I don't know for sure what the historical reason the "(may be 
> incorrect)" caveat is given with the total bytes read and written. 
> Someone correct me if I'm wrong, but I suspect that is to warn against 
> the possibility that the code actually wrote/read more data than 
> expected from the application's point of view? For instance, an I/O 
> optimization called data sieving is possible at the MPI-IO layer which 
> results in more data being read than expected from the application's 
> point of view to improve performance. That shouldn't account for the 
> drastic discrepancy you are seeing, though, so perhaps something else 
> is up.
>
> Thanks,
> --Shane
>
> On 03/14/2016 05:29 PM, Burlen Loring wrote:
>> Hi, I'd like to analyze our runs with darshan. I'm able to get the 
>> log files, but so far no luck plotting them.
>>
>> In the terminal after a while I see the following output, but then 
>> the program appears to hang. After ~20 min of no output and no 
>> evidence of it running in top, I killed it, and I didn't see any 
>> newly created files.
>>
>> I'm also wondering about the total bytes report and warning that it 
>> may be wrong. it does indeed seem way off, du reports 1.6T, but 
>> darshan only reports ~200G.
>>
>> Please, let me know what I did wrong! and if I should I be concerned 
>> about the numbers being so far off.
>>
>> Thanks
>> Burlen
>>
>> $/work/apps/darshan/3.0.0-pre/bin/darshan-job-summary.pl 
>> loring_oscillator_id1336621_3-14-37256-5315836542621785504_1.darshan
>> Slowest unique file time: 25.579892
>> Slowest shared file time: 0
>> Total bytes read and written by app (may be incorrect): 214218545937
>> Total absolute I/O time: 25.579892
>> **NOTE: above shared and unique file times calculated using MPI-IO 
>> timers if MPI-IO interface used on a given file, POSIX timers otherwise.
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>
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