topic Specifying where particular async task runs in Alfresco Archive https://connect.hyland.com/t5/alfresco-archive/specifying-where-particular-async-task-runs/m-p/224690#M177820 <HTML><HEAD></HEAD><BODY><SPAN>Hi Activiti Experts,</SPAN><BR /><BR /><SPAN>Short question:</SPAN><BR /><SPAN>Is it possible to specify where (on which instance) a *specific* task is executed in a multi-instance setup?</SPAN><BR /><BR /><SPAN>Rationale:</SPAN><BR /><SPAN>I want to use Activiti for handling our backend operations. An example technical workflow consists of 3 steps:</SPAN><BR /><SPAN>1. Extract data</SPAN><BR /><SPAN>2. Transform data</SPAN><BR /><SPAN>3. Persist data</SPAN><BR /><BR /><SPAN>All these are handled asynchronously (Activiti serves as kind of a persistent job queue). Steps 1 and 3 are lightweight, step 2 is heavy. I want to scale the system out by adding additional instances with task executors fust for the purpose of handling the 2nd step. The problem is - they handle all asynchronous tasks. </SPAN><BR /><SPAN>Is it possible (without having to rewrite how AsyncExecutor queries jobs)? Or does the entire approach abuse what Activiti is made for?</SPAN><BR /><BR /><SPAN>Thanks</SPAN><BR /><SPAN>f</SPAN></BODY></HTML> Tue, 22 Dec 2015 20:56:57 GMT mmalczewski 2015-12-22T20:56:57Z Specifying where particular async task runs https://connect.hyland.com/t5/alfresco-archive/specifying-where-particular-async-task-runs/m-p/224690#M177820 Hi Activiti Experts,Short question:Is it possible to specify where (on which instance) a *specific* task is executed in a multi-instance setup?Rationale:I want to use Activiti for handling our backend operations. An example technical workflow consists of 3 steps:1. Extract data2. Transform data3. Pe Tue, 22 Dec 2015 20:56:57 GMT https://connect.hyland.com/t5/alfresco-archive/specifying-where-particular-async-task-runs/m-p/224690#M177820 mmalczewski 2015-12-22T20:56:57Z Re: Specifying where particular async task runs https://connect.hyland.com/t5/alfresco-archive/specifying-where-particular-async-task-runs/m-p/224691#M177821 <HTML><HEAD></HEAD><BODY><SPAN>No, currently the job executor does not have this kind of job prioritization on board.</SPAN><BR /><SPAN>The job executor implementation is pluggable though, but implementing this would require having a 'special'job executor' that uses different queries to fetch the jobs before feeding it to the executor.</SPAN></BODY></HTML> Mon, 04 Jan 2016 19:37:56 GMT https://connect.hyland.com/t5/alfresco-archive/specifying-where-particular-async-task-runs/m-p/224691#M177821 jbarrez 2016-01-04T19:37:56Z