Ashutosh Mestry created ATLAS-3796: -------------------------------------- Summary: Migration Import Display: StatusReporter Does not Remove Processed Items Key: ATLAS-3796 URL: https://issues.apache.org/jira/browse/ATLAS-3796 Project: Atlas Issue Type: Bug Components: atlas-intg Affects Versions: trunk Reporter: Ashutosh Mestry Assignee: Ashutosh Mestry Fix For: trunk
*Background* _Migration Import_ implementation introduced _StatusReporter_. The class maintains GUIDs of entities that are to be processed and entities that are processed. When the entity is marked as processed, it needs to be removed from the processed set. *Steps to Duplicate* _Pre-requisites_ Large migration import dataset (over 50 M entities). _Steps to Duplicate_ * Start importing the dataset. * After over 60%, the Atlas server will crash with out of memory exception. _Expected results_: Migration Import should continue without problems. _Actual results_: Atlas server crashes with out of memory exception, hprof dump indicates large number of items allocated by _StatusReporter.processedSet_. _Additional information_: This bug does not affect status reporting. _Work around_: Resume migration import. It will continue without problems. -- This message was sent by Atlassian Jira (v8.3.4#803005)