JDK-7133390 : De-duplication of Fields of Immutable Objects (Strings)
- Type: Enhancement
- Component: hotspot
- Sub-Component: gc
- Affected Version: 7u2
- Priority: P4
- Status: Resolved
- Resolution: Fixed
- OS: linux
- CPU: x86
- Submitted: 2012-01-25
- Updated: 2016-05-24
- Resolved: 2016-05-24
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| JDK 8 |
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8.4Fixed  |
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Description
See attachments for a detailed description. The basic idea is to scan the heap's old collection for immutable objects (e.g. Strings). When duplicate Strings are identified, force them to share the char[]. This idea doesn't apply strictly to Strings.
Comments
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