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Introduce
--enable-monitoring option.
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85 changes: 85 additions & 0 deletions
85
substratevm/src/com.oracle.svm.core/src/com/oracle/svm/core/DumpHeapOnSignalFeature.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,85 @@ | ||
| /* | ||
| * Copyright (c) 2017, 2022, 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 com.oracle.svm.core; | ||
|
|
||
| import java.io.IOException; | ||
| import java.text.DateFormat; | ||
| import java.text.SimpleDateFormat; | ||
| import java.util.Date; | ||
| import java.util.TimeZone; | ||
|
|
||
| import org.graalvm.nativeimage.ProcessProperties; | ||
| import org.graalvm.nativeimage.VMRuntime; | ||
| import org.graalvm.nativeimage.hosted.Feature; | ||
|
|
||
| import com.oracle.svm.core.annotate.AutomaticFeature; | ||
| import com.oracle.svm.core.jdk.RuntimeSupport; | ||
| import com.oracle.svm.core.log.Log; | ||
|
|
||
| import sun.misc.Signal; | ||
| import sun.misc.SignalHandler; | ||
|
|
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| @AutomaticFeature | ||
| public class DumpHeapOnSignalFeature implements Feature { | ||
|
|
||
| @Override | ||
| public boolean isInConfiguration(IsInConfigurationAccess access) { | ||
| return VMInspectionOptions.hasHeapDumpSupport(); | ||
| } | ||
|
|
||
| @Override | ||
| public void beforeAnalysis(BeforeAnalysisAccess access) { | ||
| RuntimeSupport.getRuntimeSupport().addStartupHook(new DumpHeapStartupHook()); | ||
| } | ||
| } | ||
|
|
||
| final class DumpHeapStartupHook implements RuntimeSupport.Hook { | ||
| @Override | ||
| public void execute(boolean isFirstIsolate) { | ||
| if (isFirstIsolate) { | ||
| DumpHeapReport.install(); | ||
| } | ||
| } | ||
| } | ||
|
|
||
| class DumpHeapReport implements SignalHandler { | ||
| private static final TimeZone UTC_TIMEZONE = TimeZone.getTimeZone("UTC"); | ||
|
|
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| static void install() { | ||
| Signal.handle(new Signal("USR1"), new DumpHeapReport()); | ||
| } | ||
|
|
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| @Override | ||
| public void handle(Signal arg0) { | ||
| DateFormat dateFormat = new SimpleDateFormat("yyyyMMdd'T'HHmmss'Z'"); | ||
| dateFormat.setTimeZone(UTC_TIMEZONE); | ||
| String heapDumpFileName = "svm-heapdump-" + ProcessProperties.getProcessID() + "-" + dateFormat.format(new Date()) + ".hprof"; | ||
| try { | ||
| VMRuntime.dumpHeap(heapDumpFileName, true); | ||
| } catch (IOException e) { | ||
| Log.log().string("IOException during dumpHeap: ").string(e.getMessage()).newline(); | ||
| } | ||
| } | ||
| } |
87 changes: 87 additions & 0 deletions
87
...rc/com.oracle.svm.core/src/com/oracle/svm/core/DumpRuntimeCompilationOnSignalFeature.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| /* | ||
| * Copyright (c) 2017, 2022, 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 com.oracle.svm.core; | ||
|
|
||
| import org.graalvm.nativeimage.Platform; | ||
| import org.graalvm.nativeimage.Platform.WINDOWS; | ||
| import org.graalvm.nativeimage.hosted.Feature; | ||
|
|
||
| import com.oracle.svm.core.annotate.AutomaticFeature; | ||
| import com.oracle.svm.core.deopt.DeoptimizationSupport; | ||
| import com.oracle.svm.core.heap.VMOperationInfos; | ||
| import com.oracle.svm.core.jdk.RuntimeSupport; | ||
| import com.oracle.svm.core.log.Log; | ||
| import com.oracle.svm.core.thread.JavaVMOperation; | ||
|
|
||
| import sun.misc.Signal; | ||
| import sun.misc.SignalHandler; | ||
|
|
||
| @AutomaticFeature | ||
| public class DumpRuntimeCompilationOnSignalFeature implements Feature { | ||
|
|
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| @Override | ||
| public boolean isInConfiguration(IsInConfigurationAccess access) { | ||
| return VMInspectionOptions.DumpRuntimeCompilationOnSignal.getValue() && !Platform.includedIn(WINDOWS.class) && DeoptimizationSupport.enabled(); | ||
| } | ||
|
|
||
| @Override | ||
| public void beforeAnalysis(BeforeAnalysisAccess access) { | ||
| RuntimeSupport.getRuntimeSupport().addStartupHook(new DumpRuntimeCompilationStartupHook()); | ||
| } | ||
| } | ||
|
|
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| final class DumpRuntimeCompilationStartupHook implements RuntimeSupport.Hook { | ||
| @Override | ||
| public void execute(boolean isFirstIsolate) { | ||
| if (isFirstIsolate) { | ||
| DumpRuntimeCompilation.install(); | ||
| } | ||
| } | ||
| } | ||
|
|
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| class DumpRuntimeCompilation implements SignalHandler { | ||
| static void install() { | ||
| Signal.handle(new Signal("USR2"), new DumpRuntimeCompilation()); | ||
| } | ||
|
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| @Override | ||
| public void handle(Signal arg0) { | ||
| DumpRuntimeCompiledMethodsOperation vmOp = new DumpRuntimeCompiledMethodsOperation(); | ||
| vmOp.enqueue(); | ||
| } | ||
|
|
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| private static class DumpRuntimeCompiledMethodsOperation extends JavaVMOperation { | ||
| DumpRuntimeCompiledMethodsOperation() { | ||
| super(VMOperationInfos.get(DumpRuntimeCompiledMethodsOperation.class, "Dump runtime compiled methods", SystemEffect.SAFEPOINT)); | ||
| } | ||
|
|
||
| @Override | ||
| protected void operate() { | ||
| Log log = Log.log(); | ||
| SubstrateDiagnostics.dumpRuntimeCompilation(log); | ||
| log.flush(); | ||
| } | ||
| } | ||
| } |
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