Default settings apply to the Real Time JVM when no changes are made to the environment that the JVM runs in. Common settings are shown for reference.
JVM setting | Default | Setting affected by |
---|---|---|
Javadumps | Enabled | ec |
Javadumps on out of memory | Enabled | ec |
Heapdumps | Disabled | ec |
Heapdumps on out of memory | Enabled | ec |
Sysdumps | Enabled | ec |
Where dump files are produced | Current directory | ec |
Verbose output | Disabled | c |
Boot classpath search | Disabled | c |
JNI checks | Disabled | c |
Remote debugging | Disabled | c |
Strict conformancy checks | Disabled | c |
Quickstart | Disabled | c |
Remote debug info server | Disabled | c |
Reduced signalling | Disabled | c |
Signal handler chaining | Enabled | c |
Classpath | Not set | ec |
Class data sharing | Disabled | c |
Accessibility support | Enabled | e |
JIT compiler | Enabled | ec |
AOT compiler (AOT is not used by the JVM unless shared classes are also enabled) | Enabled | c |
JIT debug options | Disabled | c |
Java2D max size of fonts with algorithmic bold | 14 point | e |
Java2D use rendered bitmaps in scalable fonts | Enabled | e |
Java2D freetype font rasterizing | Enabled | e |
Java2D use AWT fonts | Disabled | e |
Default locale | None | e |
Time to wait before starting plug-in | N/A | e |
Temporary directory | /tmp | e |
Plug-in redirection | None | e |
IM switching | Disabled | e |
IM modifiers | Disabled | e |
Thread model | N/A | e |
Initial stack size for Java™ Threads 64-bit. Use: -Xiss<size> | 2 KB | c |
Maximum stack size for Java Threads 64-bit. Use: -Xss<size> | 256 KB | c |
Stack size for OS Threads 64-bit. Use -Xmso<size> | 256 KB | c |
Initial heap size. Use -Xms<size> | 64 MB | c |
Maximum Java heap size. Use -Xmx<size> | Half the available memory with a minimum of 16 MB and a maximum of 512 MB | c |
Target time interval utilization for an application. The Garbage collector attempts to use the remainder. Use -Xgc:targetUtilization=<percentage> | 70% | c |
The number of garbage collector threads to run. Use -Xgc:threads=<value> | The number of processor cores available to the process. | c |