Home Eclipse Wiki FAQ How do I increase the heap size available to Eclipse? Notice: this Wiki will be going read only early in 2024 and edits will no longer be possible. Please see: https://gitlab.eclipse.org/eclipsefdn/helpdesk/-/wikis/Wiki-shutdown-plan for the plan. Some JVMs put restrictions on the total amount of memory available on the heap. If you are getting OutOfMemoryErrors while running