equal
deleted
inserted
replaced
919 When you specify |
919 When you specify |
920 \fB\-Xnoclassgc\fR |
920 \fB\-Xnoclassgc\fR |
921 at startup, the class objects in the application will be left untouched during GC and will always be considered live\&. This can result in more memory being permanently occupied which, if not used carefully, will throw an out of memory exception\&. |
921 at startup, the class objects in the application will be left untouched during GC and will always be considered live\&. This can result in more memory being permanently occupied which, if not used carefully, will throw an out of memory exception\&. |
922 .RE |
922 .RE |
923 .PP |
923 .PP |
924 \-Xprof |
|
925 .RS 4 |
|
926 Profiles the running program and sends profiling data to standard output\&. This option is provided as a utility that is useful in program development and is not intended to be used in production systems\&. |
|
927 .RE |
|
928 .PP |
|
929 \-Xrs |
924 \-Xrs |
930 .RS 4 |
925 .RS 4 |
931 Reduces the use of operating system signals by the JVM\&. |
926 Reduces the use of operating system signals by the JVM\&. |
932 .sp |
927 .sp |
933 Shutdown hooks enable orderly shutdown of a Java application by running user cleanup code (such as closing database connections) at shutdown, even if the JVM terminates abruptly\&. |
928 Shutdown hooks enable orderly shutdown of a Java application by running user cleanup code (such as closing database connections) at shutdown, even if the JVM terminates abruptly\&. |