11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug     4858522
  27  * @summary Basic unit test of OperatingSystemMXBean.getTotalSwapSpaceSize()
  28  * @author  Steve Bohne
  29  * @author  Jaroslav Bachorik
  30  *
  31  * @library /lib/testlibrary
  32  * @library /test/lib
  33  *
  34  * @build TestTotalSwap jdk.testlibrary.*
  35  * @run main TestTotalSwap
  36  */
  37 
  38 /*
  39  * This test tests the actual swap size on linux and solaris.
  40  * The correct value should be checked manually:
  41  * Solaris:
  42  *   1. In a shell, enter the command: "swap -l"
  43  *   2. The value (reported in blocks) is in the "blocks" column.
  44  * Linux:
  45  *   1. In a shell, enter the command: "cat /proc/meminfo"
  46  *   2. The value (reported in bytes) is in "Swap" entry, "total" column.
  47  * Windows NT/XP/2000:
  48  *   1. Run Start->Accessories->System Tools->System Information.
  49  *   2. The value (reported in Kbytes) is in the "Page File Space" entry
  50  * Windows 98/ME:
  51  *   Unknown.
  52  *
  53  * Usage: GetTotalSwapSpaceSize <expected swap size | "sanity-only"> [trace]
  54  */
  55 
  56 import com.sun.management.OperatingSystemMXBean;
  57 import java.lang.management.*;
  58 
  59 import jdk.test.lib.Platform;
  60 import jdk.testlibrary.ProcessTools;
  61 import jdk.testlibrary.OutputAnalyzer;
  62 
  63 public class TestTotalSwap {
  64 
  65     private static final OperatingSystemMXBean mbean =
  66         (com.sun.management.OperatingSystemMXBean)
  67         ManagementFactory.getOperatingSystemMXBean();
  68 
  69     // Careful with these values.
  70     // Min size for pass dynamically determined below.
  71     // zero if no swap space is configured.
  72     private static long       min_size_for_pass = 0;
  73     private static final long MAX_SIZE_FOR_PASS = Long.MAX_VALUE;
  74 
  75     public static void main(String args[]) throws Throwable {
  76         // yocto might ignore the request to report swap size in bytes
  77         boolean swapInKB = mbean.getVersion().contains("yocto");
  78 
  79         long expected_swap_size = getSwapSizeFromOs();
  80 
  81         long min_size = mbean.getFreeSwapSpaceSize();

  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug     4858522
  27  * @summary Basic unit test of OperatingSystemMXBean.getTotalSwapSpaceSize()
  28  * @author  Steve Bohne
  29  * @author  Jaroslav Bachorik
  30  *

  31  * @library /test/lib
  32  *

  33  * @run main TestTotalSwap
  34  */
  35 
  36 /*
  37  * This test tests the actual swap size on linux and solaris.
  38  * The correct value should be checked manually:
  39  * Solaris:
  40  *   1. In a shell, enter the command: "swap -l"
  41  *   2. The value (reported in blocks) is in the "blocks" column.
  42  * Linux:
  43  *   1. In a shell, enter the command: "cat /proc/meminfo"
  44  *   2. The value (reported in bytes) is in "Swap" entry, "total" column.
  45  * Windows NT/XP/2000:
  46  *   1. Run Start->Accessories->System Tools->System Information.
  47  *   2. The value (reported in Kbytes) is in the "Page File Space" entry
  48  * Windows 98/ME:
  49  *   Unknown.
  50  *
  51  * Usage: GetTotalSwapSpaceSize <expected swap size | "sanity-only"> [trace]
  52  */
  53 
  54 import com.sun.management.OperatingSystemMXBean;
  55 import java.lang.management.*;
  56 
  57 import jdk.test.lib.Platform;
  58 import jdk.test.lib.process.ProcessTools;
  59 import jdk.test.lib.process.OutputAnalyzer;
  60 
  61 public class TestTotalSwap {
  62 
  63     private static final OperatingSystemMXBean mbean =
  64         (com.sun.management.OperatingSystemMXBean)
  65         ManagementFactory.getOperatingSystemMXBean();
  66 
  67     // Careful with these values.
  68     // Min size for pass dynamically determined below.
  69     // zero if no swap space is configured.
  70     private static long       min_size_for_pass = 0;
  71     private static final long MAX_SIZE_FOR_PASS = Long.MAX_VALUE;
  72 
  73     public static void main(String args[]) throws Throwable {
  74         // yocto might ignore the request to report swap size in bytes
  75         boolean swapInKB = mbean.getVersion().contains("yocto");
  76 
  77         long expected_swap_size = getSwapSizeFromOs();
  78 
  79         long min_size = mbean.getFreeSwapSpaceSize();