test/serviceability/tmtools/jstat/utils/GcProvokerImpl.java

rev 11458 : imported patch 8149778

*** 40,51 ****
      static List<Object> eatHeapMemory(float targetUsage) {
          long maxMemory = Runtime.getRuntime().maxMemory();
          // uses fixed small objects to avoid Humongous objects allocation in G1
          int memoryChunk = 2048;
          List<Object> list = new ArrayList<>();
!         float used = 0;
!         while (used < targetUsage * maxMemory) {
              try {
                  list.add(new byte[memoryChunk]);
                  used += memoryChunk;
              } catch (OutOfMemoryError e) {
                  list = null;
--- 40,52 ----
      static List<Object> eatHeapMemory(float targetUsage) {
          long maxMemory = Runtime.getRuntime().maxMemory();
          // uses fixed small objects to avoid Humongous objects allocation in G1
          int memoryChunk = 2048;
          List<Object> list = new ArrayList<>();
!         long used = 0;
!         long target = (long) (maxMemory * targetUsage);
!         while (used < target) {
              try {
                  list.add(new byte[memoryChunk]);
                  used += memoryChunk;
              } catch (OutOfMemoryError e) {
                  list = null;