multithreading - gpars to create parallel jobs in pipeline plugin for jenkins -

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my environment tibco, have 200 300 services. design needs trigger 'stop' command these services parallely. please provide insight how deal(code) threading mechanism within gpars. examples help.

gparspool.withpool(preverifymanager.threads){                 servicepathlist.eachparallel{                     initiateapplicationdowntime(it)                 }             }

i totally new bee groovy, after 2 months of learning, researching , working, fit requirement


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