changeset 9684:39bed844f69e

8130308: Too low memory usage in TestPromotionFromSurvivorToTenuredAfterMinorGC.java Reviewed-by: dfazunen, brutisso
author jwilhelm
date Tue, 18 Aug 2015 17:32:10 +0200
parents a4312636c0f7
children b0825e3772d3
files test/gc/survivorAlignment/TestPromotionFromSurvivorToTenuredAfterMinorGC.java
diffstat 1 files changed, 9 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- a/test/gc/survivorAlignment/TestPromotionFromSurvivorToTenuredAfterMinorGC.java	Tue Feb 02 19:20:19 2021 +0000
+++ b/test/gc/survivorAlignment/TestPromotionFromSurvivorToTenuredAfterMinorGC.java	Tue Aug 18 17:32:10 2015 +0200
@@ -96,11 +96,18 @@
                 .getActualMemoryUsage();
 
         test.allocate();
-        for (int i = 0; i <= SurvivorAlignmentTestMain.MAX_TENURING_THRESHOLD;
-             i++) {
+        for (int i = 0; i <= SurvivorAlignmentTestMain.MAX_TENURING_THRESHOLD; i++) {
             SurvivorAlignmentTestMain.WHITE_BOX.youngGC();
         }
 
+        // Sometimes we see that data unrelated to the test has been allocated during
+        // the loop. This data is included in the expectedMemoryUsage since we look
+        // through all threads to see what they allocated. If this data is still in
+        // the survivor area however, it should not be included in expectedMemoryUsage
+        // since the verification below only look at what's in tenured space.
+        expectedMemoryUsage -= SurvivorAlignmentTestMain.getAlignmentHelper(
+                                   SurvivorAlignmentTestMain.HeapSpace.SURVIVOR)
+                                   .getActualMemoryUsage();
         test.verifyMemoryUsage(expectedMemoryUsage);
     }
 }