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8153755: Improve test: stress/gc/TestStressRSetCoarsening.java

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Reviewed-by: tschatzl, kzhaldyb
This commit is contained in:
Dmitry Fazunenko 2016-04-13 19:55:40 +04:00
parent e79c2a2d8b
commit 23da19a790
1 changed files with 27 additions and 20 deletions

47
hotspot/test/stress/gc/TestStressRSetCoarsening.java

@ -38,29 +38,29 @@ import sun.hotspot.WhiteBox;
* @run main ClassFileInstaller sun.hotspot.WhiteBox
* sun.hotspot.WhiteBox$WhiteBoxPermission
* @run main/othervm/timeout=300
* -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:+UseG1GC
* -XX:+IgnoreUnrecognizedVMOptions -XX:+PrintGC -XX:+PrintGCTimeStamps -Xlog:gc
* -Xmx500m -XX:G1HeapRegionSize=1m -XX:MaxGCPauseMillis=1000 TestStressRSetCoarsening 1 0 300
* -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
* -XX:+UseG1GC -Xlog:gc* -XX:MaxGCPauseMillis=1000
* -Xmx500m -XX:G1HeapRegionSize=1m TestStressRSetCoarsening 1 0 300
* @run main/othervm/timeout=300
* -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:+UseG1GC
* -XX:+IgnoreUnrecognizedVMOptions -XX:+PrintGC -XX:+PrintGCTimeStamps -Xlog:gc
* -Xmx500m -XX:G1HeapRegionSize=8m -XX:MaxGCPauseMillis=1000 TestStressRSetCoarsening 1 10 300
* -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
* -XX:+UseG1GC -Xlog:gc* -XX:MaxGCPauseMillis=1000
* -Xmx500m -XX:G1HeapRegionSize=8m TestStressRSetCoarsening 1 10 300
* @run main/othervm/timeout=300
* -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:+UseG1GC
* -XX:+IgnoreUnrecognizedVMOptions -XX:+PrintGC -XX:+PrintGCTimeStamps -Xlog:gc
* -Xmx500m -XX:G1HeapRegionSize=32m -XX:MaxGCPauseMillis=1000 TestStressRSetCoarsening 42 10 300
* -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
* -XX:+UseG1GC -Xlog:gc* -XX:MaxGCPauseMillis=1000
* -Xmx500m -XX:G1HeapRegionSize=32m TestStressRSetCoarsening 42 10 300
* @run main/othervm/timeout=300
* -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:+UseG1GC
* -XX:+IgnoreUnrecognizedVMOptions -XX:+PrintGC -XX:+PrintGCTimeStamps -Xlog:gc
* -Xmx500m -XX:G1HeapRegionSize=1m -XX:MaxGCPauseMillis=1000 TestStressRSetCoarsening 2 0 300
* -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
* -XX:+UseG1GC -Xlog:gc* -XX:MaxGCPauseMillis=1000
* -Xmx500m -XX:G1HeapRegionSize=1m TestStressRSetCoarsening 2 0 300
* @run main/othervm/timeout=1800
* -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:+UseG1GC
* -XX:+IgnoreUnrecognizedVMOptions -XX:+PrintGC -XX:+PrintGCTimeStamps -Xlog:gc
* -Xmx1G -XX:G1HeapRegionSize=1m -XX:MaxGCPauseMillis=1000 TestStressRSetCoarsening 500 0 1800
* -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
* -XX:+UseG1GC -Xlog:gc* -XX:MaxGCPauseMillis=1000
* -Xmx1G -XX:G1HeapRegionSize=1m TestStressRSetCoarsening 500 0 1800
* @run main/othervm/timeout=1800
* -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI -XX:+UseG1GC
* -XX:+IgnoreUnrecognizedVMOptions -XX:+PrintGC -XX:+PrintGCTimeStamps -Xlog:gc
* -Xmx1G -XX:G1HeapRegionSize=1m -XX:MaxGCPauseMillis=1000 TestStressRSetCoarsening 10 10 1800
* -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI
* -XX:+UseG1GC -Xlog:gc* -XX:MaxGCPauseMillis=1000
* -Xmx1G -XX:G1HeapRegionSize=1m TestStressRSetCoarsening 10 10 1800
*/
/**
@ -179,7 +179,13 @@ public class TestStressRSetCoarsening {
// sizeOf(Object[N]) ~= (N+4)*refSize
// ==>
// N = regionSize / K / refSize - 4;
N = (int) ((regionSize / K) / refSize) - 5;
int n = (int) ((regionSize / K) / refSize) - 5; // best guess
long objSize = WB.getObjectSize(new Object[n]);
while (K*objSize > regionSize) { // adjust to avoid OOME
n = n - 1;
objSize = WB.getObjectSize(new Object[n]);
}
N = n;
/*
* --------------
@ -202,8 +208,9 @@ public class TestStressRSetCoarsening {
System.out.println("%% Objects");
System.out.println("%% N (array length) : " + N);
System.out.println("%% K (objects in regions): " + K);
System.out.println("%% Object size : " + objSize +
" (sizeOf(new Object[" + N + "])");
System.out.println("%% Reference size : " + refSize);
System.out.println("%% Approximate obj size : " + (N + 2) * refSize / KB + "K)");
storage = new Object[regionCount * K][];
for (int i = 0; i < storage.length; i++) {