Hi,

could you show us the job you are trying to resume? Is it a SQL job or a
DataStream job, for example?

>From the stack trace, it looks as if the class g^XT is not on the class
path.

Cheers,
Till

On Wed, Feb 3, 2021 at 10:30 AM 赵一旦 <hinobl...@gmail.com> wrote:

> I have a job, the checkpoint and savepoint all right.
> But, if I stop the job using 'stop -p', after the savepoint generated,
> then the job goes to fail. Here is the log:
>
> 2021-02-03 16:53:55,179 WARN  org.apache.flink.runtime.taskmanager.Task
>                  [] - ual_ft_uid_subid_SidIncludeFilter ->
> ual_ft_uid_subid_Default
> PassThroughFilter[null, null) -> ual_ft_uid_subid_UalUidFtExtractor ->
> ual_ft_uid_subid_EmptyUidFilter (17/30)#0
> (46abce5d1148b56094726d442df2fd9c) switched
> from RUNNING to FAILED.
>
> com.esotericsoftware.kryo.KryoException: Unable to find class: g^XT
>         at
> com.esotericsoftware.kryo.util.DefaultClassResolver.readName(DefaultClassResolver.java:138)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> com.esotericsoftware.kryo.util.DefaultClassResolver.readClass(DefaultClassResolver.java:115)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at com.esotericsoftware.kryo.Kryo.readClass(Kryo.java:641)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:752)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> com.esotericsoftware.kryo.serializers.MapSerializer.read(MapSerializer.java:143)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> com.esotericsoftware.kryo.serializers.MapSerializer.read(MapSerializer.java:21)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> com.esotericsoftware.kryo.Kryo.readClassAndObject(Kryo.java:761)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> org.apache.flink.api.java.typeutils.runtime.kryo.KryoSerializer.deserialize(KryoSerializer.java:346)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> org.apache.flink.api.java.typeutils.runtime.PojoSerializer.deserialize(PojoSerializer.java:411)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> org.apache.flink.streaming.runtime.streamrecord.StreamElementSerializer.deserialize(StreamElementSerializer.java:202)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> org.apache.flink.streaming.runtime.streamrecord.StreamElementSerializer.deserialize(StreamElementSerializer.java:46)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> org.apache.flink.runtime.plugable.NonReusingDeserializationDelegate.read(NonReusingDeserializationDelegate.java:55)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> org.apache.flink.runtime.io.network.api.serialization.SpillingAdaptiveSpanningRecordDeserializer.getNextRecord(SpillingAdaptiveSpanningRecordDeserializer.java:92)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> org.apache.flink.streaming.runtime.io.StreamTaskNetworkInput.emitNext(StreamTaskNetworkInput.java:145)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> org.apache.flink.streaming.runtime.io.StreamOneInputProcessor.processInput(StreamOneInputProcessor.java:67)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> org.apache.flink.streaming.runtime.io.StreamTwoInputProcessor.processInput(StreamTwoInputProcessor.java:92)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> org.apache.flink.streaming.runtime.tasks.StreamTask.processInput(StreamTask.java:372)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.runMailboxLoop(MailboxProcessor.java:186)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> org.apache.flink.streaming.runtime.tasks.StreamTask.runMailboxLoop(StreamTask.java:575)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:539)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:722)
> [flink-dist_2.11-1.12.0.jar:1.12.0]
>         at org.apache.flink.runtime.taskmanager.Task.run(Task.java:547)
> [flink-dist_2.11-1.12.0.jar:1.12.0]
>         at java.lang.Thread.run(Thread.java:748) [?:1.8.0_251]
> Caused by: java.lang.ClassNotFoundException: g^XT
>         at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
> ~[?:1.8.0_251]
>         at java.lang.ClassLoader.loadClass(ClassLoader.java:418)
> ~[?:1.8.0_251]
>         at
> org.apache.flink.util.FlinkUserCodeClassLoader.loadClassWithoutExceptionHandling(FlinkUserCodeClassLoader.java:63)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> org.apache.flink.util.ChildFirstClassLoader.loadClassWithoutExceptionHandling(ChildFirstClassLoader.java:72)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at
> org.apache.flink.util.FlinkUserCodeClassLoader.loadClass(FlinkUserCodeClassLoader.java:49)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
> ~[?:1.8.0_251]
>         at
> org.apache.flink.runtime.execution.librarycache.FlinkUserCodeClassLoaders$SafetyNetWrapperClassLoader.loadClass(FlinkUserCodeClassLoaders.java:168)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         at java.lang.Class.forName0(Native Method) ~[?:1.8.0_251]
>         at java.lang.Class.forName(Class.java:348) ~[?:1.8.0_251]
>         at
> com.esotericsoftware.kryo.util.DefaultClassResolver.readName(DefaultClassResolver.java:136)
> ~[flink-dist_2.11-1.12.0.jar:1.12.0]
>         ... 22 more
>
>

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