-Xcompactgc / -Xnocompactgc
Enables or disables full compaction on all garbage collections (system and global).
Syntax
| Setting | Action |
|---|---|
-Xcompactgc |
Enable full compaction |
-Xnocompactgc |
Disable full compaction |
Default behavior
If no compaction option is specified, the garbage collector compacts based on a series of triggers that attempt to compact only when it is beneficial to the future performance of the OpenJ9 VM.