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If you want to use a map reduce plugin for many jobs, use the file uploader to upload the jar once and then use this plugin Manager to schedule the job (remember to copy the shareid from the fileuploader)each job that uses the common jar.
Logging In
The plugin manager can be accessed from <ROOT_URL>/manager/pluginManager.jsp (eg http://infinite.ikanow.com/manager/pluginManager.jsp). It can also be reached from the home page of the Manager webapp (itself linked from the main visualization GUI).
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