-Xcompressedrefs / -Xnocompressedrefs
Enables or disables the use of compressed references.
Restriction: You cannot include
-Xcompressedrefs in the options file (see
||Enable compression||yes (see Default behavior)|
Compressed references are enabled by default when
-Xmx ≤ 57 GB.
z/OS®: This threshold value assumes that you have APAR OA49416 installed. If you do not have the APAR installed, the threshold value is 25 GB.
AIX® and Linux®: For the metronome garbage collection policy, the threshold is 25 GB.