8133666: OperatingSystemMXBean reports abnormally high machine CPU consumption on Linux
Reviewed-by: sla, mgronlun
grant {
permission java.util.PropertyPermission "test.classes", "read";
permission java.util.PropertyPermission "java.io.tmpdir", "read";
permission java.io.FilePermission "${java.io.tmpdir}${/}*", "read, write";
};