Re: JVM crash - SIGSEGV in ZIP_GetEntry
Posted by Dawid Wysakowicz on
URL: http://deprecated-apache-flink-user-mailing-list-archive.369.s1.nabble.com/JVM-crash-SIGSEGV-in-ZIP-GetEntry-tp17326p17369.html
Thanks Gyula,
It kind of helped. I did remove some KryoSerializers here and there and it started working, but don’t understand it fully. Will try to understand and reproduce it, as soon as I have some spare time.
> On 17 Dec 2017, at 17:52, Gyula Fóra <[hidden email]> wrote:
>
> Hi,
> I have seen similar errors when trying to serialize Kryo-typeserializers with Flink type infos accidentally.
>
> Maybe that helps :)
>
> Gyula
>
>
> On Sun, Dec 17, 2017, 15:52 Dawid Wysakowicz <[hidden email]> wrote:
> Just as a follow-up I tried disabling mmap with sun.zip.disableMemoryMapping, but it did not help. This time I got only Java stack:
>
> Stack: [0x00007f9060757000,0x00007f9060858000], sp=0x00007f9060856350, free space=1020k
> Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
>
> [error occurred during error reporting (printing native stack), id 0xb]
>
> Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
> j java.util.zip.Inflater.end(J)V+0
> j java.util.zip.Inflater.end()V+29
> j java.util.zip.ZipFile.close()V+169
> j sun.net.www.protocol.jar.URLJarFile.close()V+18
> j sun.net.www.protocol.jar.URLJarFile.finalize()V+1
> J 10563% C2 java.lang.ref.Finalizer$FinalizerThread.run()V (55 bytes) @ 0x00007f9075be90b4 [0x00007f9075be8e00+0x2b4]
> v ~StubRoutines::call_stub
>
> > On 17 Dec 2017, at 15:03, Dawid Wysakowicz <[hidden email]> wrote:
> >
> > Hi,
> >
> > Recently we observe regular taskmanager's JVM crashes just about a minute from the start of our Flink job. We run flink 1.3.2 on YARN (2.6.2.0-205). Java version:
> >
> > JRE version: Java(TM) SE Runtime Environment (8.0_112-b15) (build 1.8.0_112-b15)
> > # Java VM: Java HotSpot(TM) 64-Bit Server VM (25.112-b15 mixed mode linux-amd64 compressed oops)
> >
> > Any help with this problem would be appreciated. If you need any more info I will be happy to provide it.
> > JVM crashes with SIGSEGV. Please see top of the stacktrace attached:
> >
> > Stack: [0x00007f301a1d9000,0x00007f301a2da000], sp=0x00007f301a2d6090, free space=1012k
> > Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
> > V [libjvm.so+0x8dfada] Monitor::jvm_raw_lock()+0xa
> > V [libjvm.so+0x70fe17] JVM_RawMonitorEnter+0x27
> > C [libzip.so+0x120f1] ZIP_GetEntry2+0x61
> > C [libzip.so+0x3ec0] Java_java_util_zip_ZipFile_getEntry+0xf0
> > J 136 java.util.zip.ZipFile.getEntry(J[BZ)J (0 bytes) @ 0x00007f303c314c0e [0x00007f303c314b40+0xce]
> > J 1579 C2 java.util.jar.JarFile.getJarEntry(Ljava/lang/String;)Ljava/util/jar/JarEntry; (9 bytes) @ 0x00007f303c735db8 [0x00007f303c735a40+0x378]
> > J 2321 C2 java.net.URLClassLoader$1.run()Ljava/lang/Object; (5 bytes) @ 0x00007f303ca5965c [0x00007f303ca59080+0x5dc]
> > v ~StubRoutines::call_stub
> > V [libjvm.so+0x690c66] JavaCalls::call_helper(JavaValue*, methodHandle*, JavaCallArguments*, Thread*)+0x1056
> > V [libjvm.so+0x729f2c] JVM_DoPrivileged+0x27c
> > J 308 java.security.AccessController.doPrivileged(Ljava/security/PrivilegedExceptionAction;Ljava/security/AccessControlContext;)Ljava/lang/Object; (0 bytes) @ 0x00007f303c38dd15 [0x00007f303c38dc40+0xd5]
> > J 2991 C2 java.net.URLClassLoader.findClass(Ljava/lang/String;)Ljava/lang/Class; (47 bytes) @ 0x00007f303c30f430 [0x00007f303c30f3a0+0x90]
> > J 4911 C2 java.lang.ClassLoader.loadClass(Ljava/lang/String;Z)Ljava/lang/Class; (122 bytes) @ 0x00007f303cd178f8 [0x00007f303cd16600+0x12f8]
> > j com.esotericsoftware.reflectasm.AccessClassLoader.loadClass(Ljava/lang/String;Z)Ljava/lang/Class;+48
> > J 2321 C2 java.net.URLClassLoader$1.run()Ljava/lang/Object; (5 bytes) @ 0x00007f303ca5965c [0x00007f303ca59080+0x5dc]
> > v ~StubRoutines::call_stub
> > V [libjvm.so+0x690c66] JavaCalls::call_helper(JavaValue*, methodHandle*, JavaCallArguments*, Thread*)+0x1056
> > V [libjvm.so+0x729f2c] JVM_DoPrivileged+0x27c
> > J 308 java.security.AccessController.doPrivileged(Ljava/security/PrivilegedExceptionAction;Ljava/security/AccessControlContext;)Ljava/lang/Object; (0 bytes) @ 0x00007f303c38dd15 [0x00007f303c38dc40+0xd5]
> > J 2991 C2 java.net.URLClassLoader.findClass(Ljava/lang/String;)Ljava/lang/Class; (47 bytes) @ 0x00007f303c30f430 [0x00007f303c30f3a0+0x90]
> > J 4911 C2 java.lang.ClassLoader.loadClass(Ljava/lang/String;Z)Ljava/lang/Class; (122 bytes) @ 0x00007f303cd178f8 [0x00007f303cd16600+0x12f8]
> > j com.esotericsoftware.reflectasm.AccessClassLoader.loadClass(Ljava/lang/String;Z)Ljava/lang/Class;+48
> > J 2318 C2 java.lang.ClassLoader.loadClass(Ljava/lang/String;)Ljava/lang/Class; (7 bytes) @ 0x00007f303c96db80 [0x00007f303c96d9c0+0x1c0]
> > j com.esotericsoftware.reflectasm.ConstructorAccess.get(Ljava/lang/Class;)Lcom/esotericsoftware/reflectasm/ConstructorAccess;+109
> > j com.twitter.chill.Instantiators$.reflectAsm(Ljava/lang/Class;)Lscala/util/Either;+1
> > j com.twitter.chill.KryoBase$$anonfun$newInstantiator$2.apply(Ljava/lang/Class;)Lscala/util/Either;+4
> > j com.twitter.chill.KryoBase$$anonfun$newInstantiator$2.apply(Ljava/lang/Object;)Ljava/lang/Object;+5
> > j com.twitter.chill.Instantiators$$anonfun$newOrElse$1.apply(Lscala/Function1;)Lscala/Option;+5
> > j com.twitter.chill.Instantiators$$anonfun$newOrElse$1.apply(Ljava/lang/Object;)Ljava/lang/Object;+5
> > j scala.collection.Iterator$$anon$11.next()Ljava/lang/Object;+13
> > j scala.collection.Iterator$class.find(Lscala/collection/Iterator;Lscala/Function1;)Lscala/Option;+21
> > j scala.collection.AbstractIterator.find(Lscala/Function1;)Lscala/Option;+2
> > j com.twitter.chill.Instantiators$.newOrElse(Ljava/lang/Class;Lscala/collection/TraversableOnce;Lscala/Function0;)Lorg/objenesis/instantiator/ObjectInstantiator;+25
> > j com.twitter.chill.KryoBase.newInstantiator(Ljava/lang/Class;)Lorg/objenesis/instantiator/ObjectInstantiator;+54
> > J 11193 C2 com.esotericsoftware.kryo.serializers.FieldSerializer.copy(Lcom/esotericsoftware/kryo/Kryo;Ljava/lang/Object;)Ljava/lang/Object; (91 bytes) @ 0x00007f303db5656c [0x00007f303db56160+0x40c]
> > J 6855 C2 com.esotericsoftware.kryo.Kryo.copy(Ljava/lang/Object;)Ljava/lang/Object; (211 bytes) @ 0x00007f303d456494 [0x00007f303d4560c0+0x3d4]
> > j com.esotericsoftware.kryo.serializers.UnsafeCacheFields$UnsafeObjectField.copy(Ljava/lang/Object;Ljava/lang/Object;)V+34
> > J 11193 C2 com.esotericsoftware.kryo.serializers.FieldSerializer.copy(Lcom/esotericsoftware/kryo/Kryo;Ljava/lang/Object;)Ljava/lang/Object; (91 bytes) @ 0x00007f303db566c8 [0x00007f303db56160+0x568]
> > J 6855 C2 com.esotericsoftware.kryo.Kryo.copy(Ljava/lang/Object;)Ljava/lang/Object; (211 bytes) @ 0x00007f303d456494 [0x00007f303d4560c0+0x3d4]
> > j org.apache.flink.api.java.typeutils.runtime.kryo.KryoSerializer.copy(Ljava/lang/Object;)Ljava/lang/Object;+15
> > j org.apache.flink.api.java.typeutils.runtime.TupleSerializer.copy(Lorg/apache/flink/api/java/tuple/Tuple;)Lorg/apache/flink/api/java/tuple/Tuple;+26
> > j org.apache.flink.api.java.typeutils.runtime.TupleSerializer.copy(Ljava/lang/Object;)Ljava/lang/Object;+5
> > j org.apache.flink.runtime.state.ArrayListSerializer.copy(Ljava/util/ArrayList;)Ljava/util/ArrayList;+51
> > j org.apache.flink.runtime.state.DefaultOperatorStateBackend$PartitionableListState.<init>(Lorg/apache/flink/runtime/state/DefaultOperatorStateBackend$PartitionableListState;)V+13
> > j org.apache.flink.runtime.state.DefaultOperatorStateBackend$PartitionableListState.deepCopy()Lorg/apache/flink/runtime/state/DefaultOperatorStateBackend$PartitionableListState;+5
> > j org.apache.flink.runtime.state.DefaultOperatorStateBackend.snapshot(JJLorg/apache/flink/runtime/state/CheckpointStreamFactory;Lorg/apache/flink/runtime/checkpoint/CheckpointOptions;)Ljava/util/concurrent/RunnableFuture;+115
> > j org.apache.flink.streaming.api.operators.AbstractStreamOperator.snapshotState(JJLorg/apache/flink/runtime/checkpoint/CheckpointOptions;)Lorg/apache/flink/streaming/api/operators/OperatorSnapshotResult;+111
> > j org.apache.flink.streaming.runtime.tasks.StreamTask$CheckpointingOperation.checkpointStreamOperator(Lorg/apache/flink/streaming/api/operators/StreamOperator;)V+58
> > j org.apache.flink.streaming.runtime.tasks.StreamTask$CheckpointingOperation.executeCheckpointing()V+35
> > j org.apache.flink.streaming.runtime.tasks.StreamTask.checkpointState(Lorg/apache/flink/runtime/checkpoint/CheckpointMetaData;Lorg/apache/flink/runtime/checkpoint/CheckpointOptions;Lorg/apache/flink/runtime/checkpoint/CheckpointMetrics;)V+15
> > j org.apache.flink.streaming.runtime.tasks.StreamTask.performCheckpoint(Lorg/apache/flink/runtime/checkpoint/CheckpointMetaData;Lorg/apache/flink/runtime/checkpoint/CheckpointOptions;Lorg/apache/flink/runtime/checkpoint/CheckpointMetrics;)Z+74
> > j org.apache.flink.streaming.runtime.tasks.StreamTask.triggerCheckpointOnBarrier(Lorg/apache/flink/runtime/checkpoint/CheckpointMetaData;Lorg/apache/flink/runtime/checkpoint/CheckpointOptions;Lorg/apache/flink/runtime/checkpoint/CheckpointMetrics;)V+4
> > j org.apache.flink.streaming.runtime.io.BarrierBuffer.notifyCheckpoint(Lorg/apache/flink/runtime/io/network/api/CheckpointBarrier;)V+73
> > j org.apache.flink.streaming.runtime.io.BarrierBuffer.processBarrier(Lorg/apache/flink/runtime/io/network/api/CheckpointBarrier;I)V+193
> > J 11295 C2 org.apache.flink.streaming.runtime.io.StreamTwoInputProcessor.processInput()Z (602 bytes) @ 0x00007f303de7beb4 [0x00007f303de79c00+0x22b4]
> > J 10764% C2 org.apache.flink.streaming.runtime.tasks.TwoInputStreamTask.run()V (23 bytes) @ 0x00007f303cb3812c [0x00007f303cb38080+0xac]
> > j org.apache.flink.streaming.runtime.tasks.StreamTask.invoke()V+221
> > j org.apache.flink.runtime.taskmanager.Task.run()V+813
> > j java.lang.Thread.run()V+11
>
URL: http://deprecated-apache-flink-user-mailing-list-archive.369.s1.nabble.com/JVM-crash-SIGSEGV-in-ZIP-GetEntry-tp17326p17369.html
Thanks Gyula,
It kind of helped. I did remove some KryoSerializers here and there and it started working, but don’t understand it fully. Will try to understand and reproduce it, as soon as I have some spare time.
> On 17 Dec 2017, at 17:52, Gyula Fóra <[hidden email]> wrote:
>
> Hi,
> I have seen similar errors when trying to serialize Kryo-typeserializers with Flink type infos accidentally.
>
> Maybe that helps :)
>
> Gyula
>
>
> On Sun, Dec 17, 2017, 15:52 Dawid Wysakowicz <[hidden email]> wrote:
> Just as a follow-up I tried disabling mmap with sun.zip.disableMemoryMapping, but it did not help. This time I got only Java stack:
>
> Stack: [0x00007f9060757000,0x00007f9060858000], sp=0x00007f9060856350, free space=1020k
> Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
>
> [error occurred during error reporting (printing native stack), id 0xb]
>
> Java frames: (J=compiled Java code, j=interpreted, Vv=VM code)
> j java.util.zip.Inflater.end(J)V+0
> j java.util.zip.Inflater.end()V+29
> j java.util.zip.ZipFile.close()V+169
> j sun.net.www.protocol.jar.URLJarFile.close()V+18
> j sun.net.www.protocol.jar.URLJarFile.finalize()V+1
> J 10563% C2 java.lang.ref.Finalizer$FinalizerThread.run()V (55 bytes) @ 0x00007f9075be90b4 [0x00007f9075be8e00+0x2b4]
> v ~StubRoutines::call_stub
>
> > On 17 Dec 2017, at 15:03, Dawid Wysakowicz <[hidden email]> wrote:
> >
> > Hi,
> >
> > Recently we observe regular taskmanager's JVM crashes just about a minute from the start of our Flink job. We run flink 1.3.2 on YARN (2.6.2.0-205). Java version:
> >
> > JRE version: Java(TM) SE Runtime Environment (8.0_112-b15) (build 1.8.0_112-b15)
> > # Java VM: Java HotSpot(TM) 64-Bit Server VM (25.112-b15 mixed mode linux-amd64 compressed oops)
> >
> > Any help with this problem would be appreciated. If you need any more info I will be happy to provide it.
> > JVM crashes with SIGSEGV. Please see top of the stacktrace attached:
> >
> > Stack: [0x00007f301a1d9000,0x00007f301a2da000], sp=0x00007f301a2d6090, free space=1012k
> > Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code)
> > V [libjvm.so+0x8dfada] Monitor::jvm_raw_lock()+0xa
> > V [libjvm.so+0x70fe17] JVM_RawMonitorEnter+0x27
> > C [libzip.so+0x120f1] ZIP_GetEntry2+0x61
> > C [libzip.so+0x3ec0] Java_java_util_zip_ZipFile_getEntry+0xf0
> > J 136 java.util.zip.ZipFile.getEntry(J[BZ)J (0 bytes) @ 0x00007f303c314c0e [0x00007f303c314b40+0xce]
> > J 1579 C2 java.util.jar.JarFile.getJarEntry(Ljava/lang/String;)Ljava/util/jar/JarEntry; (9 bytes) @ 0x00007f303c735db8 [0x00007f303c735a40+0x378]
> > J 2321 C2 java.net.URLClassLoader$1.run()Ljava/lang/Object; (5 bytes) @ 0x00007f303ca5965c [0x00007f303ca59080+0x5dc]
> > v ~StubRoutines::call_stub
> > V [libjvm.so+0x690c66] JavaCalls::call_helper(JavaValue*, methodHandle*, JavaCallArguments*, Thread*)+0x1056
> > V [libjvm.so+0x729f2c] JVM_DoPrivileged+0x27c
> > J 308 java.security.AccessController.doPrivileged(Ljava/security/PrivilegedExceptionAction;Ljava/security/AccessControlContext;)Ljava/lang/Object; (0 bytes) @ 0x00007f303c38dd15 [0x00007f303c38dc40+0xd5]
> > J 2991 C2 java.net.URLClassLoader.findClass(Ljava/lang/String;)Ljava/lang/Class; (47 bytes) @ 0x00007f303c30f430 [0x00007f303c30f3a0+0x90]
> > J 4911 C2 java.lang.ClassLoader.loadClass(Ljava/lang/String;Z)Ljava/lang/Class; (122 bytes) @ 0x00007f303cd178f8 [0x00007f303cd16600+0x12f8]
> > j com.esotericsoftware.reflectasm.AccessClassLoader.loadClass(Ljava/lang/String;Z)Ljava/lang/Class;+48
> > J 2321 C2 java.net.URLClassLoader$1.run()Ljava/lang/Object; (5 bytes) @ 0x00007f303ca5965c [0x00007f303ca59080+0x5dc]
> > v ~StubRoutines::call_stub
> > V [libjvm.so+0x690c66] JavaCalls::call_helper(JavaValue*, methodHandle*, JavaCallArguments*, Thread*)+0x1056
> > V [libjvm.so+0x729f2c] JVM_DoPrivileged+0x27c
> > J 308 java.security.AccessController.doPrivileged(Ljava/security/PrivilegedExceptionAction;Ljava/security/AccessControlContext;)Ljava/lang/Object; (0 bytes) @ 0x00007f303c38dd15 [0x00007f303c38dc40+0xd5]
> > J 2991 C2 java.net.URLClassLoader.findClass(Ljava/lang/String;)Ljava/lang/Class; (47 bytes) @ 0x00007f303c30f430 [0x00007f303c30f3a0+0x90]
> > J 4911 C2 java.lang.ClassLoader.loadClass(Ljava/lang/String;Z)Ljava/lang/Class; (122 bytes) @ 0x00007f303cd178f8 [0x00007f303cd16600+0x12f8]
> > j com.esotericsoftware.reflectasm.AccessClassLoader.loadClass(Ljava/lang/String;Z)Ljava/lang/Class;+48
> > J 2318 C2 java.lang.ClassLoader.loadClass(Ljava/lang/String;)Ljava/lang/Class; (7 bytes) @ 0x00007f303c96db80 [0x00007f303c96d9c0+0x1c0]
> > j com.esotericsoftware.reflectasm.ConstructorAccess.get(Ljava/lang/Class;)Lcom/esotericsoftware/reflectasm/ConstructorAccess;+109
> > j com.twitter.chill.Instantiators$.reflectAsm(Ljava/lang/Class;)Lscala/util/Either;+1
> > j com.twitter.chill.KryoBase$$anonfun$newInstantiator$2.apply(Ljava/lang/Class;)Lscala/util/Either;+4
> > j com.twitter.chill.KryoBase$$anonfun$newInstantiator$2.apply(Ljava/lang/Object;)Ljava/lang/Object;+5
> > j com.twitter.chill.Instantiators$$anonfun$newOrElse$1.apply(Lscala/Function1;)Lscala/Option;+5
> > j com.twitter.chill.Instantiators$$anonfun$newOrElse$1.apply(Ljava/lang/Object;)Ljava/lang/Object;+5
> > j scala.collection.Iterator$$anon$11.next()Ljava/lang/Object;+13
> > j scala.collection.Iterator$class.find(Lscala/collection/Iterator;Lscala/Function1;)Lscala/Option;+21
> > j scala.collection.AbstractIterator.find(Lscala/Function1;)Lscala/Option;+2
> > j com.twitter.chill.Instantiators$.newOrElse(Ljava/lang/Class;Lscala/collection/TraversableOnce;Lscala/Function0;)Lorg/objenesis/instantiator/ObjectInstantiator;+25
> > j com.twitter.chill.KryoBase.newInstantiator(Ljava/lang/Class;)Lorg/objenesis/instantiator/ObjectInstantiator;+54
> > J 11193 C2 com.esotericsoftware.kryo.serializers.FieldSerializer.copy(Lcom/esotericsoftware/kryo/Kryo;Ljava/lang/Object;)Ljava/lang/Object; (91 bytes) @ 0x00007f303db5656c [0x00007f303db56160+0x40c]
> > J 6855 C2 com.esotericsoftware.kryo.Kryo.copy(Ljava/lang/Object;)Ljava/lang/Object; (211 bytes) @ 0x00007f303d456494 [0x00007f303d4560c0+0x3d4]
> > j com.esotericsoftware.kryo.serializers.UnsafeCacheFields$UnsafeObjectField.copy(Ljava/lang/Object;Ljava/lang/Object;)V+34
> > J 11193 C2 com.esotericsoftware.kryo.serializers.FieldSerializer.copy(Lcom/esotericsoftware/kryo/Kryo;Ljava/lang/Object;)Ljava/lang/Object; (91 bytes) @ 0x00007f303db566c8 [0x00007f303db56160+0x568]
> > J 6855 C2 com.esotericsoftware.kryo.Kryo.copy(Ljava/lang/Object;)Ljava/lang/Object; (211 bytes) @ 0x00007f303d456494 [0x00007f303d4560c0+0x3d4]
> > j org.apache.flink.api.java.typeutils.runtime.kryo.KryoSerializer.copy(Ljava/lang/Object;)Ljava/lang/Object;+15
> > j org.apache.flink.api.java.typeutils.runtime.TupleSerializer.copy(Lorg/apache/flink/api/java/tuple/Tuple;)Lorg/apache/flink/api/java/tuple/Tuple;+26
> > j org.apache.flink.api.java.typeutils.runtime.TupleSerializer.copy(Ljava/lang/Object;)Ljava/lang/Object;+5
> > j org.apache.flink.runtime.state.ArrayListSerializer.copy(Ljava/util/ArrayList;)Ljava/util/ArrayList;+51
> > j org.apache.flink.runtime.state.DefaultOperatorStateBackend$PartitionableListState.<init>(Lorg/apache/flink/runtime/state/DefaultOperatorStateBackend$PartitionableListState;)V+13
> > j org.apache.flink.runtime.state.DefaultOperatorStateBackend$PartitionableListState.deepCopy()Lorg/apache/flink/runtime/state/DefaultOperatorStateBackend$PartitionableListState;+5
> > j org.apache.flink.runtime.state.DefaultOperatorStateBackend.snapshot(JJLorg/apache/flink/runtime/state/CheckpointStreamFactory;Lorg/apache/flink/runtime/checkpoint/CheckpointOptions;)Ljava/util/concurrent/RunnableFuture;+115
> > j org.apache.flink.streaming.api.operators.AbstractStreamOperator.snapshotState(JJLorg/apache/flink/runtime/checkpoint/CheckpointOptions;)Lorg/apache/flink/streaming/api/operators/OperatorSnapshotResult;+111
> > j org.apache.flink.streaming.runtime.tasks.StreamTask$CheckpointingOperation.checkpointStreamOperator(Lorg/apache/flink/streaming/api/operators/StreamOperator;)V+58
> > j org.apache.flink.streaming.runtime.tasks.StreamTask$CheckpointingOperation.executeCheckpointing()V+35
> > j org.apache.flink.streaming.runtime.tasks.StreamTask.checkpointState(Lorg/apache/flink/runtime/checkpoint/CheckpointMetaData;Lorg/apache/flink/runtime/checkpoint/CheckpointOptions;Lorg/apache/flink/runtime/checkpoint/CheckpointMetrics;)V+15
> > j org.apache.flink.streaming.runtime.tasks.StreamTask.performCheckpoint(Lorg/apache/flink/runtime/checkpoint/CheckpointMetaData;Lorg/apache/flink/runtime/checkpoint/CheckpointOptions;Lorg/apache/flink/runtime/checkpoint/CheckpointMetrics;)Z+74
> > j org.apache.flink.streaming.runtime.tasks.StreamTask.triggerCheckpointOnBarrier(Lorg/apache/flink/runtime/checkpoint/CheckpointMetaData;Lorg/apache/flink/runtime/checkpoint/CheckpointOptions;Lorg/apache/flink/runtime/checkpoint/CheckpointMetrics;)V+4
> > j org.apache.flink.streaming.runtime.io.BarrierBuffer.notifyCheckpoint(Lorg/apache/flink/runtime/io/network/api/CheckpointBarrier;)V+73
> > j org.apache.flink.streaming.runtime.io.BarrierBuffer.processBarrier(Lorg/apache/flink/runtime/io/network/api/CheckpointBarrier;I)V+193
> > J 11295 C2 org.apache.flink.streaming.runtime.io.StreamTwoInputProcessor.processInput()Z (602 bytes) @ 0x00007f303de7beb4 [0x00007f303de79c00+0x22b4]
> > J 10764% C2 org.apache.flink.streaming.runtime.tasks.TwoInputStreamTask.run()V (23 bytes) @ 0x00007f303cb3812c [0x00007f303cb38080+0xac]
> > j org.apache.flink.streaming.runtime.tasks.StreamTask.invoke()V+221
> > j org.apache.flink.runtime.taskmanager.Task.run()V+813
> > j java.lang.Thread.run()V+11
>
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