liyunzhang_intel created PIG-4920:
-------------------------------------
Summary: Fail to use Javascript UDF in spark yarn client mode
Key: PIG-4920
URL: https://issues.apache.org/jira/browse/PIG-4920
Project: Pig
Issue Type: Sub-task
Reporter: liyunzhang_intel
udf.pig
{code}
register '/home/zly/prj/oss/merge.pig/pig/bin/udf.js' using javascript as
myfuncs;
A = load './passwd' as (a0:chararray, a1:chararray);
B = foreach A generate myfuncs.helloworld();
store B into './udf.out';
{code}
udf.js
{code}
helloworld.outputSchema = "word:chararray";
function helloworld() {
return 'Hello, World';
}
complex.outputSchema = "word:chararray";
function complex(word){
return {word:word};
}
{code}
run udf.pig in spark local mode(export SPARK_MASTER="local"), it successfully.
run udf.pig in spark yarn client mode(export SPARK_MASTER="yarn-client"), it
fails and error message like following:
{noformat}
[task-result-getter-0] 2016-06-02 15:13:13,647 WARN scheduler.TaskSetManager
(Logging.scala:logWarning(70)) - Lost task 0.0 in stage 0.0 (TID 0,
zly1.sh.intel.com): java.lang.RuntimeException: could not instantiate
'org.apache.pig.scripting.js.JsFunction' with arguments '[helloworld]'
at
org.apache.pig.impl.PigContext.instantiateFuncFromSpec(PigContext.java:776)
at
org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.POUserFunc.instantiateFunc(POUserFunc.java:128)
at
org.apache.pig.backend.hadoop.executionengine.physicalLayer.expressionOperators.POUserFunc.readObject(POUserFunc.java:585)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:483)
at
java.io.ObjectStreamClass.invokeReadObject(ObjectStreamClass.java:1017)
at java.io.ObjectInputStream.readSerialData(ObjectInputStream.java:1896)
at
java.io.ObjectInputStream.readOrdinaryObject(ObjectInputStream.java:1801)
at java.io.ObjectInputStream.readObject0(ObjectInputStream.java:1351)
at java.io.ObjectInputStream.readObject(ObjectInputStream.java:371)
at java.util.HashMap.readObject(HashMap.java:1396)
{noformat}
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