jdk/src/linux/doc/man/java.1
changeset 47122 09e99b01bb6e
parent 31876 91b22707521a
equal deleted inserted replaced
47120:ae1d29b6937f 47122:09e99b01bb6e
   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\&.