"Loris Bennett" <[email protected]>
writes:

> "Loris Bennett" <[email protected]>
> writes:
>
>> Hi,
>>
>> I have written a job_submit plugin to check whether memory requirements
>> have been given and reject the job if not.  This works, but I am unsure
>> how to generate a specific error message on the command line when sbatch
>> fails due to the requirement not being met.
>>
>> I have added a new error ESLURM_NO_MEMORY_SPECIFIED with errno 8000 to
>> slurm_errno.h and a corresponding error message to slurm_errno.c and
>> have the following in the plugin:
>>
>>
>> ,------------------------------------------------------------------------
>> | if (job_desc->pn_min_memory == unlimited_mem_mb) {
>> |   error("job submit defaults plugin: (almost) unlimited memory given");
>> |   slurm_seterrno(ESLURM_NO_MEMORY_SPECIFIED);
>> |   slurm_perror("No memory specified via --mem<GB>, job rejected");
>> |   return ESLURM_NO_MEMORY_SPECIFIED;
>> `------------------------------------------------------------------------
>>
>> (I known I should probably be using slurm_strerror to get the error from
>> slurm_errno.c).
>>
>> However, I now get the following response on the command line:
>>
>> ,---------------------------------------------------------------
>> | sbatch: error: Batch job submission failed: Unknown error 8000
>> `---------------------------------------------------------------
>>
>> What's missing to get the appropriate error message printed?
>>
>> Cheers,
>>
>> Loris
>
> Having no solution yet, I am having another look at this problem.
>
> As I understand it, if I add a new error number to slurm_errno.h, which
> I can include in job_submit_defaults.c.  However, the error message
> associated with the new error number is added to slurm_errno.c, which
> seems just to be compiled into libslurm.so and the main binaries.
>
> Thus, to have a plugin return a non-standard error message, I would have
> to replace the libslurm.so and possibly the slurm daemons.
>
> Is my understanding correct?
>
> Regards
>
> Loris

Can anyone shed any light on the topic above?

Cheers,

Loris

-- 
Dr. Loris Bennett (Mr.)
ZEDAT, Freie Universität Berlin         Email [email protected]

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