src/share/vm/runtime/arguments.cpp

7164841: Improvements to the GC log file rotation

*** 1848,1858 ****
    if (UseGCLogFileRotation) {
      if ((Arguments::gc_log_filename() == NULL) ||
          (NumberOfGCLogFiles == 0)  ||
          (GCLogFileSize == 0)) {
        jio_fprintf(defaultStream::output_stream(),
!                   "To enable GC log rotation, use -Xloggc:<filename> -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=<num_of_files> -XX:GCLogFileSize=<num_of_size>\n"
                    "where num_of_file > 0 and num_of_size > 0\n"
                    "GC log rotation is turned off\n");
        UseGCLogFileRotation = false;
      }
    }
--- 1848,1858 ----
    if (UseGCLogFileRotation) {
      if ((Arguments::gc_log_filename() == NULL) ||
          (NumberOfGCLogFiles == 0)  ||
          (GCLogFileSize == 0)) {
        jio_fprintf(defaultStream::output_stream(),
!                   "To enable GC log rotation, use -Xloggc:<filename> -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=<num_of_files> -XX:GCLogFileSize=<num_of_size>[k|K|m|M]\n"
                    "where num_of_file > 0 and num_of_size > 0\n"
                    "GC log rotation is turned off\n");
        UseGCLogFileRotation = false;
      }
    }