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test/hotspot/jtreg/gc/shenandoah/TestStringDedupStress.java

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rev 59879 : [mq]: 8249000


   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  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 /*
  26  * @test TestStringDedupStress
  27  * @summary Test Shenandoah string deduplication implementation
  28  * @key randomness
  29  * @requires vm.gc.Shenandoah & !vm.graal.enabled
  30  * @library /test/lib
  31  * @modules java.base/jdk.internal.misc:open
  32  * @modules java.base/java.lang:open
  33  *          java.management
  34  *
  35  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  36  *      -XX:+UseShenandoahGC -XX:ShenandoahGCMode=passive
  37  *      -XX:+ShenandoahDegeneratedGC
  38  *      TestStringDedupStress
  39  *
  40  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  41  *      -XX:+UseShenandoahGC -XX:ShenandoahGCMode=passive
  42  *      -XX:-ShenandoahDegeneratedGC
  43  *      TestStringDedupStress
  44  */
  45 
  46 /*
  47  * @test TestStringDedupStress
  48  * @summary Test Shenandoah string deduplication implementation
  49  * @key randomness
  50  * @requires vm.gc.Shenandoah & !vm.graal.enabled
  51  * @library /test/lib
  52  * @modules java.base/jdk.internal.misc:open
  53  * @modules java.base/java.lang:open
  54  *          java.management
  55  *
  56  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  57  *      -XX:+UseShenandoahGC
  58  *      -DtargetStrings=3000000
  59  *      TestStringDedupStress
  60  *
  61  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  62  *      -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive
  63  *      -DtargetStrings=2000000
  64  *      TestStringDedupStress
  65  *
  66  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  67  *      -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive
  68  *      -XX:+ShenandoahOOMDuringEvacALot
  69  *      -DtargetStrings=2000000
  70  *      TestStringDedupStress
  71  *
  72  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  73  *      -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=compact
  74  *      TestStringDedupStress
  75  */
  76 
  77  /*
  78  * @test TestStringDedupStress
  79  * @summary Test Shenandoah string deduplication implementation
  80  * @key randomness
  81  * @requires vm.gc.Shenandoah & !vm.graal.enabled
  82  * @library /test/lib
  83  * @modules java.base/jdk.internal.misc:open
  84  * @modules java.base/java.lang:open
  85  *          java.management
  86  *
  87  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  88  *      -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu
  89  *      TestStringDedupStress
  90  *
  91  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  92  *      -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive
  93  *      -DtargetStrings=2000000
  94  *      TestStringDedupStress
  95  *
  96  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  97  *      -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu
  98  *      -XX:+ShenandoahOOMDuringEvacALot
  99  *      -DtargetStrings=2000000
 100  *      TestStringDedupStress
 101  *




   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  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 /*
  26  * @test TestStringDedupStress
  27  * @summary Test Shenandoah string deduplication implementation
  28  * @key randomness
  29  * @requires vm.gc.Shenandoah
  30  * @library /test/lib
  31  * @modules java.base/jdk.internal.misc:open
  32  * @modules java.base/java.lang:open
  33  *          java.management
  34  *
  35  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  36  *      -XX:+UseShenandoahGC -XX:ShenandoahGCMode=passive
  37  *      -XX:+ShenandoahDegeneratedGC
  38  *      TestStringDedupStress
  39  *
  40  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  41  *      -XX:+UseShenandoahGC -XX:ShenandoahGCMode=passive
  42  *      -XX:-ShenandoahDegeneratedGC
  43  *      TestStringDedupStress
  44  */
  45 
  46 /*
  47  * @test TestStringDedupStress
  48  * @summary Test Shenandoah string deduplication implementation
  49  * @key randomness
  50  * @requires vm.gc.Shenandoah
  51  * @library /test/lib
  52  * @modules java.base/jdk.internal.misc:open
  53  * @modules java.base/java.lang:open
  54  *          java.management
  55  *
  56  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  57  *      -XX:+UseShenandoahGC
  58  *      -DtargetStrings=3000000
  59  *      TestStringDedupStress
  60  *
  61  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  62  *      -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive
  63  *      -DtargetStrings=2000000
  64  *      TestStringDedupStress
  65  *
  66  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  67  *      -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=aggressive
  68  *      -XX:+ShenandoahOOMDuringEvacALot
  69  *      -DtargetStrings=2000000
  70  *      TestStringDedupStress
  71  *
  72  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  73  *      -XX:+UseShenandoahGC -XX:ShenandoahGCHeuristics=compact
  74  *      TestStringDedupStress
  75  */
  76 
  77  /*
  78  * @test TestStringDedupStress
  79  * @summary Test Shenandoah string deduplication implementation
  80  * @key randomness
  81  * @requires vm.gc.Shenandoah
  82  * @library /test/lib
  83  * @modules java.base/jdk.internal.misc:open
  84  * @modules java.base/java.lang:open
  85  *          java.management
  86  *
  87  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  88  *      -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu
  89  *      TestStringDedupStress
  90  *
  91  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  92  *      -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu -XX:ShenandoahGCHeuristics=aggressive
  93  *      -DtargetStrings=2000000
  94  *      TestStringDedupStress
  95  *
  96  * @run main/othervm -Xmx1g -Xlog:gc+stats -Xlog:gc -XX:+UnlockDiagnosticVMOptions -XX:+UnlockExperimentalVMOptions -XX:+UseStringDeduplication
  97  *      -XX:+UseShenandoahGC -XX:ShenandoahGCMode=iu
  98  *      -XX:+ShenandoahOOMDuringEvacALot
  99  *      -DtargetStrings=2000000
 100  *      TestStringDedupStress
 101  *
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