On May 11, 2012, at 4:05 PM, Kelkar, Hemant wrote:

> Thanks Nate for your prompt response.
> 
> Here is what I tried. 
> 
> Got the jobid (e.g. 02b1cfb59f716d61) from the file download link (could not 
> find the "display URL" as you described).
> 
> Then tried to use the helper script but got the following error:
> 
> python ./helper.py -d 02b1cfb59f716d61
> Traceback (most recent call last):
>  File "/path_to/galaxy-prod/galaxy-dist/scripts/helper.py", line 40, in ?
>    from galaxy.web import security
>  File "lib/galaxy/web/__init__.py", line 5, in ?
>    from framework import expose, json, json_pretty, require_login, 
> require_admin, url_for, error, form, FormBuilder, expose_api
>  File "lib/galaxy/web/framework/__init__.py", line 8, in ?
>    pkg_resources.require( "Cheetah" )
>  File "lib/galaxy/eggs/__init__.py", line 415, in require
>    raise EggNotFetchable( str( [ egg.name for egg in e.eggs ] ) )
> galaxy.eggs.EggNotFetchable: ['Cheetah']

That's pretty odd, you're executing this on the Galaxy server?  What happens if 
you run fetch_eggs.py in the same directory?

--nate

> 
> 
> 
> -----Original Message-----
> From: Nate Coraor [mailto:n...@bx.psu.edu] 
> Sent: Friday, May 11, 2012 3:54 PM
> To: Kelkar, Hemant
> Cc: galaxy-dev@lists.bx.psu.edu
> Subject: Re: [galaxy-dev] Problem related to a job that "failed"
> 
> On May 11, 2012, at 3:39 PM, Kelkar, Hemant wrote:
> 
>> All,
>> 
>> This question pertains to a local galaxy install where the jobs are being 
>> submitted to a cluster running LSF. 
>> 
>> I periodically get an error from a galaxy job ("Job output not returned from 
>> cluster") even though the job completes properly on the cluster. In 
>> researching this issue our systems administrator discovered that the error 
>> seems to be happening because of NFS caching. The problem is that the job 
>> finishes on the job node, but the Galaxy server doesn't see that reflected 
>> in the output file because of delays in the cache update in NFS. The only 
>> solution he discovered was turning the caching off on the file system. In 
>> our case it is not possible because it will lead to a performance hit that 
>> would be not acceptable on the shared cluster. Most other file systems on 
>> the cluster are "NFS" so moving the database/pbs folder to another file 
>> system is not an option.
> 
> Hi Hemant,
> 
> You wouldn't need to change attribute caching on the entire cluster, just on 
> the filesystem in which Galaxy is stored on the server on which the Galaxy 
> application runs.  If that's not possible either, see the 
> 'retry_job_output_collection' option in universe_wsgi.ini.
> 
>> I generally work around the NFS cache issue but now it is leading to a 
>> second problem. Since the job appears to be in some failed state to galaxy 
>> (it shows up as red in history) I can't seem to use the output file (even 
>> though it is there and I can see it using the "eye" icon) to move to the 
>> next step. The file attribute is set right. 
>> 
>> I assume a possible solution may be to reset the "failed" flag on the 
>> history item. Would this need to be done in the database? Downloading and 
>> then re-uploading the result file (a 25+ GB SAM file in this case) may be a 
>> workaround but it is not very practical.
> 
> Yes, this would be something to update in the database.  The process is 
> something like:
> 
> 1a. Collect the encoded history_dataset_association ID from the errored 
> dataset's display URL.
> 1b. Use galaxy-dist/scripts/helper.py -d <encoded_hda_id> to decode the id.
> 1c. In the database, 'select dataset_id from history_dataset_association 
> where id=<decoded_hda_id>'
> 
> OR
> 
> 1. Collect the output dataset id from the command line that was executed and 
> logged in the Galaxy server log 
> 
> 2. In the database, 'update dataset set state='ok' where id=<dataset_id>'
> 
> --nate
> 
>> 
>> Any ideas/suggestions?
>> 
>> Thanks,
>> 
>> Hemant
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> 
> 


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