test/jdk/jdk/jfr/event/gc/heapsummary/TestHeapSummaryEventConcurrentCMS.java
branchaefimov-dns-client-branch
changeset 59099 fcdb8e7ead8f
parent 58984 15e026239a6c
parent 59075 355f4f42dda5
child 59100 b92aac38b046
--- a/test/jdk/jdk/jfr/event/gc/heapsummary/TestHeapSummaryEventConcurrentCMS.java	Fri Nov 08 14:54:17 2019 +0000
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,95 +0,0 @@
-/*
- * Copyright (c) 2013, 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.  Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * 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.
- */
-
-package jdk.jfr.event.gc.heapsummary;
-
-import java.time.Duration;
-import java.util.List;
-
-import jdk.jfr.Recording;
-import jdk.jfr.consumer.RecordedEvent;
-import jdk.test.lib.Asserts;
-import jdk.test.lib.jfr.EventNames;
-import jdk.test.lib.jfr.Events;
-import jdk.test.lib.jfr.GCHelper;
-
-/**
- * @test
- * @key jfr
- * @requires vm.hasJFR
- * @requires (vm.gc == "ConcMarkSweep" | vm.gc == null) & !vm.graal.enabled
- *           & vm.opt.ExplicitGCInvokesConcurrent != false
- * @library /test/lib /test/jdk
- * @run main/othervm -XX:+UnlockExperimentalVMOptions -XX:-UseFastUnorderedTimeStamps -XX:+UseConcMarkSweepGC -XX:+ExplicitGCInvokesConcurrent jdk.jfr.event.gc.heapsummary.TestHeapSummaryEventConcurrentCMS
- */
-public class TestHeapSummaryEventConcurrentCMS {
-
-    public static void main(String[] args) throws Exception {
-        Recording recording = new Recording();
-        recording.enable(EventNames.GarbageCollection).withThreshold(Duration.ofMillis(0));
-        recording.enable(EventNames.GCHeapSummary).withThreshold(Duration.ofMillis(0));
-
-        recording.start();
-        // Need several GCs to ensure at least one heap summary event from concurrent CMS
-        GCHelper.callSystemGc(6, true);
-        recording.stop();
-
-        // Remove first and last GCs which can be incomplete
-        List<RecordedEvent> events = GCHelper.removeFirstAndLastGC(Events.fromRecording(recording));
-        Asserts.assertFalse(events.isEmpty(), "No events found");
-        for (RecordedEvent event : events) {
-            System.out.println("Event: " + event);
-            if (!isCmsGcEvent(event)) {
-                continue;
-            }
-            int gcId = Events.assertField(event, "gcId").getValue();
-            verifyHeapSummary(events, gcId, "Before GC");
-            verifyHeapSummary(events, gcId, "After GC");
-        }
-    }
-
-    private static boolean isCmsGcEvent(RecordedEvent event) {
-        if (!Events.isEventType(event, EventNames.GarbageCollection)) {
-            return false;
-        }
-        final String gcName = Events.assertField(event, "name").notEmpty().getValue();
-        return "ConcurrentMarkSweep".equals(gcName);
-    }
-
-    private static void verifyHeapSummary(List<RecordedEvent> events, int gcId, String when) {
-        for (RecordedEvent event : events) {
-            if (!Events.isEventType(event, EventNames.GCHeapSummary)) {
-                continue;
-            }
-            if (gcId == (int)Events.assertField(event, "gcId").getValue() &&
-                    when.equals(Events.assertField(event, "when").getValue())) {
-                System.out.printf("Found " + EventNames.GCHeapSummary + " for id=%d, when=%s%n", gcId, when);
-                return;
-            }
-        }
-        Asserts.fail(String.format("No " + EventNames.GCHeapSummary + " for id=%d, when=%s", gcId, when));
-    }
-
-}