[Swift-devel] could swift use return code from falkon as a success notification?

Zhao Zhang zhaozhang at uchicago.edu
Wed Oct 1 16:53:18 CDT 2008


Thanks, Mihael

I will work on a plan with more details.

zhao

Mihael Hategan wrote:
> On Tue, 2008-09-30 at 21:40 -0500, Zhao Zhang wrote:
>   
>> Hi, All
>>
>> I am trying to optimize the swift performance on BGP, I finished it for 
>> the input phase,
>> but suffering the poor performance at the output phase, which is exactly 
>> the status file
>> creation process, as you could tell from the following picture. In this 
>> test, I ran sleep_30
>> jobs, which is expected to finish in 30 seconds.
>>
>> I am wondering if we could use falkon return code instead of the status 
>> file? Thanks.
>>     
>
> Yes you could.
>
> You would have to do the following:
> 1. Remove the relevant part from the wrapper (touching of the success
> file and sticking failure info in the failure file)
> 2. Comment out the checkJobStatus() call in vdl-int.k (around line 415)
> 3. Make the deef provider set a fault on the task (should be a
> JobException) when the exit code is not 0
> 4. Make the wrapper exit with a non-zero exit code when there is a
> problem
>
> If this is too brief, let me know, and I'll give you more details.
>
>
>
>   



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