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SQL Developer Hangs and Throws GC Overhead Limit Exceeded Error (Doc ID 2237489.1)

Last updated on SEPTEMBER 20, 2022

Applies to:

Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Service - Version N/A and later
Oracle SQL Developer - Version 4.1.3 and later
Information in this document applies to any platform.


SQL Developer Hangs due to GC (Garbage Collector) overhead limit exceeded error.

Using SQL Developer to pull back 650k rows. Run the query in a single tab, the query returns all 650k rows. When open another tab and run the query, SQL Developer starts to hang and eventually comes back with a GC overhead limit exceeded error. When open a new SQL Developer instance/application and run the query, it runs the query successfully and returns all 650k rows. This also occurs when running the query under a user ID with DBA privileges.


java.lang.OutOfMemoryError: GC overhead limit exceeded



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