src/share/vm/logging/logDiagnosticCommand.cpp

@@ -33,17 +33,19 @@
     _output("output", "The name or index (#<index>) of output to configure.", "STRING", false),
     _output_options("output_options", "Options for the output.", "STRING", false),
     _what("what", "Configures what tags to log.", "STRING", false),
     _decorators("decorators", "Configures which decorators to use. Use 'none' or an empty value to remove all.", "STRING", false),
     _disable("disable", "Turns off all logging and clears the log configuration.", "BOOLEAN", false),
-    _list("list", "Lists current log configuration.", "BOOLEAN", false) {
+    _list("list", "Lists current log configuration.", "BOOLEAN", false),
+    _rotate("rotate", "Rotates all logs.", "BOOLEAN", false) {
   _dcmdparser.add_dcmd_option(&_output);
   _dcmdparser.add_dcmd_option(&_output_options);
   _dcmdparser.add_dcmd_option(&_what);
   _dcmdparser.add_dcmd_option(&_decorators);
   _dcmdparser.add_dcmd_option(&_disable);
   _dcmdparser.add_dcmd_option(&_list);
+  _dcmdparser.add_dcmd_option(&_rotate);
 }
 
 int LogDiagnosticCommand::num_arguments() {
   ResourceMark rm;
   LogDiagnosticCommand* dcmd = new LogDiagnosticCommand(NULL, false);

@@ -84,10 +86,15 @@
     MutexLocker ml(LogConfiguration_lock);
     LogConfiguration::describe(output());
     any_command = true;
   }
 
+  if (_rotate.has_value()) {
+    LogConfiguration::rotate_all_outputs();
+    any_command = true;
+  }
+
   if (!any_command) {
     // If no argument was provided, print usage
     print_help(LogDiagnosticCommand::name());
   }