Restriction: This option is deprecated; the option is accepted but ignored.
-XX:+DisclaimJitScratch option signals to the operating system to discard temporary physical memory that is consumed by the JIT compilation threads.
Discarding temporary physical memory can reduce the physical memory reported in use by the Java™ application. The physical memory that is released is available to other processes without the operating system needing to search for the least recently used frames.
-XX:-DisclaimJitScratch option turns off a previously enabled