diff --git a/test/hotspot/jtreg/vmTestbase/gc/gctests/ThreadGC/ThreadGC.java b/test/hotspot/jtreg/vmTestbase/gc/gctests/ThreadGC/ThreadGC.java
new file mode 100644
index 0000000..bb50e1a
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+++ b/test/hotspot/jtreg/vmTestbase/gc/gctests/ThreadGC/ThreadGC.java
@@ -0,0 +1,118 @@
+/*
+ * Copyright (c) 2002, 2018, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+
+/*
+ * @test
+ * @key stress gc
+ *
+ * @summary converted from VM Testbase gc/gctests/ThreadGC.
+ * VM Testbase keywords: [gc, stress, stressopt, nonconcurrent]
+ * VM Testbase readme:
+ * This tests attempts to stress the garbage collector my making
+ * synchronous calls to the garbage collector after producing garbage.
+ * The garbage collector is invoked in a separate thread.
+ * The test runs for one minute (see nsk.share.runner.ThreadsRunner and
+ * nsk.share.runner.RunParams. It passes if no exceptions are generated.
+ *
+ * @library /vmTestbase
+ *          /test/lib
+ * @run driver jdk.test.lib.FileInstaller . .
+ * @run main/othervm gc.gctests.ThreadGC.ThreadGC -gp random(arrays) -ms low
+ */
+
+package gc.gctests.ThreadGC;
+
+import nsk.share.gc.*;
+import nsk.share.gc.gp.*;
+import java.util.*;
+
+public class ThreadGC extends ThreadedGCTest implements GarbageProducerAware, MemoryStrategyAware {
+        private GarbageProducer garbageProducer;
+        private MemoryStrategy memoryStrategy;
+        private Reclaimer reclaimer;
+        private int count;
+        private long size;
+
+        private class Devourer implements Runnable {
+                private Object[] arr = null;
+                private int index;
+
+                public void run() {
+                        if (arr == null || index >= count) {
+                                arr = null;
+                                arr = new Object[count];
+                                index = 0;
+                                synchronized (reclaimer) {
+                                        reclaimer.notify();
+                                }
+                        }
+                        arr[index] = garbageProducer.create(size);
+                        ++index;
+                }
+        }
+
+        private class Reclaimer implements Runnable {
+                private long waitTime = 1000;
+
+                public void run() {
+                        try {
+                                synchronized (this) {
+                                        this.wait(waitTime);
+                                }
+                        } catch (InterruptedException e) {
+                        }
+                        System.gc();
+                }
+        }
+
+        protected Runnable createRunnable(int i) {
+                if (i == 0)
+                        return new Devourer();
+                else if (i == 1) {
+                        reclaimer = new Reclaimer();
+                        return reclaimer;
+                } else
+                        return null;
+        }
+
+        public void run() {
+                size = GarbageUtils.getArraySize(runParams.getTestMemory(), memoryStrategy);
+                count = GarbageUtils.getArrayCount(runParams.getTestMemory(), memoryStrategy);
+                runParams.setIterations(count);
+                super.run();
+        }
+
+        public static void main(String[] args) {
+                GC.runTest(new ThreadGC(), args);
+        }
+
+        public void setGarbageProducer(GarbageProducer garbageProducer) {
+                this.garbageProducer = garbageProducer;
+        }
+
+        public void setMemoryStrategy(MemoryStrategy memoryStrategy) {
+                this.memoryStrategy = memoryStrategy;
+        }
+
+}