test/hotspot/jtreg/runtime/Safepoint/TestAbortVMOnSafepointTimeout.java
changeset 54031 feea57b38a1c
child 57598 80ba2f1cdd4d
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/hotspot/jtreg/runtime/Safepoint/TestAbortVMOnSafepointTimeout.java	Fri Mar 08 11:23:30 2019 +0100
@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2019, SAP SE. 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.
+ */
+
+import jdk.test.lib.*;
+import jdk.test.lib.process.*;
+
+/*
+ * @test TestAbortVMOnSafepointTimeout
+ * @summary Check if VM can kill thread which doesn't reach safepoint.
+ * @bug 8219584
+ * @requires vm.compiler2.enabled
+ * @library /test/lib
+ * @modules java.base/jdk.internal.misc
+ *          java.management
+ */
+
+public class TestAbortVMOnSafepointTimeout {
+
+    public static void main(String[] args) throws Exception {
+        if (args.length > 0) {
+            int result = test_loop(3);
+            System.out.println("This message would occur after some time with result " + result);
+            return;
+        }
+
+        testWith(500, 500);
+    }
+
+    static int test_loop(int x) {
+        int sum = 0;
+        if (x != 0) {
+            // Long running loop without safepoint.
+            for (int y = 1; y < Integer.MAX_VALUE; ++y) {
+                if (y % x == 0) ++sum;
+            }
+        }
+        return sum;
+    }
+
+    public static void testWith(int sfpt_interval, int timeout_delay) throws Exception {
+        ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
+                "-XX:+UnlockDiagnosticVMOptions",
+                "-XX:+SafepointTimeout",
+                "-XX:+SafepointALot",
+                "-XX:+AbortVMOnSafepointTimeout",
+                "-XX:SafepointTimeoutDelay=" + timeout_delay,
+                "-XX:GuaranteedSafepointInterval=" + sfpt_interval,
+                "-XX:-TieredCompilation",
+                "-XX:-UseCountedLoopSafepoints",
+                "-XX:LoopStripMiningIter=0",
+                "-XX:LoopUnrollLimit=0",
+                "-XX:CompileCommand=compileonly,TestAbortVMOnSafepointTimeout::test_loop",
+                "-Xcomp",
+                "-XX:-CreateCoredumpOnCrash",
+                "-Xms64m",
+                "TestAbortVMOnSafepointTimeout",
+                "runTestLoop"
+        );
+
+        OutputAnalyzer output = new OutputAnalyzer(pb.start());
+        if (Platform.isWindows()) {
+            output.shouldMatch("Safepoint sync time longer than");
+        } else {
+            output.shouldMatch("SIGILL");
+            if (Platform.isLinux()) {
+                output.shouldMatch("(sent by kill)");
+            }
+            output.shouldMatch("TestAbortVMOnSafepointTimeout.test_loop");
+        }
+        output.shouldNotHaveExitValue(0);
+    }
+}