noclassdeffounderror:org/apache/solr/client/solrj/io/stream/expr/streamexpressionparameter in solr和spark livy

mbyulnm0  于 2021-05-26  发布在  Spark
关注(0)|答案(1)|浏览(423)

我试图通过spark读取solr中存储的数据,但无法显示下面的执行。不过,我通过了以下驱动程序在livy配置。我试过其他的驱动程序版本,但是没有用。我的spark版本是2.3.1和Solr7.4.0。
我已经尝试删除solr-solrj.jar,因为spark solr包含它,但也没有成功。
livy配置:

"jars": [
              "hdfs://hdfs-name/utils/jars/solr/solr-solrj-8.6.1.jar",
              "hdfs://hdfs-name/utils/jars/spark-solr-3.8.0.jar"
          ]

Pypark代码:

df = spark.read.format('solr').option("zkhost","zk-host:2181").option('collection','collection_name').load()

错误:

An error was encountered:
An error occurred while calling o135.load.
: java.lang.NoClassDefFoundError: org/apache/solr/client/solrj/io/stream/expr/StreamExpressionParameter
    at solr.DefaultSource.createRelation(DefaultSource.scala:12)
    at org.apache.spark.sql.execution.datasources.DataSource.resolveRelation(DataSource.scala:341)
    at org.apache.spark.sql.DataFrameReader.loadV1Source(DataFrameReader.scala:239)
    at org.apache.spark.sql.DataFrameReader.load(DataFrameReader.scala:227)
    at org.apache.spark.sql.DataFrameReader.load(DataFrameReader.scala:164)
    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:498)
    at py4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)
    at py4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:357)
    at py4j.Gateway.invoke(Gateway.java:282)
    at py4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)
    at py4j.commands.CallCommand.execute(CallCommand.java:79)
    at py4j.GatewayConnection.run(GatewayConnection.java:238)
    at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.ClassNotFoundException: org.apache.solr.client.solrj.io.stream.expr.StreamExpressionParameter
    at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
    ... 16 more

Traceback (most recent call last):
  File "/dados01/yarn/local/usercache/livy/appcache/application_1592863719820_6421/container_e574_1592863719820_6421_01_000001/pyspark.zip/pyspark/sql/readwriter.py", line 172, in load
    return self._df(self._jreader.load())
  File "/dados01/yarn/local/usercache/livy/appcache/application_1592863719820_6421/container_e574_1592863719820_6421_01_000001/py4j-0.10.7-src.zip/py4j/java_gateway.py", line 1257, in __call__
    answer, self.gateway_client, self.target_id, self.name)
  File "/dados01/yarn/local/usercache/livy/appcache/application_1592863719820_6421/container_e574_1592863719820_6421_01_000001/pyspark.zip/pyspark/sql/utils.py", line 63, in deco
    return f(*a,**kw)
  File "/dados01/yarn/local/usercache/livy/appcache/application_1592863719820_6421/container_e574_1592863719820_6421_01_000001/py4j-0.10.7-src.zip/py4j/protocol.py", line 328, in get_return_value
    format(target_id, ".", name), value)
py4j.protocol.Py4JJavaError: An error occurred while calling o135.load.
: java.lang.NoClassDefFoundError: org/apache/solr/client/solrj/io/stream/expr/StreamExpressionParameter
    at solr.DefaultSource.createRelation(DefaultSource.scala:12)
    at org.apache.spark.sql.execution.datasources.DataSource.resolveRelation(DataSource.scala:341)
    at org.apache.spark.sql.DataFrameReader.loadV1Source(DataFrameReader.scala:239)
    at org.apache.spark.sql.DataFrameReader.load(DataFrameReader.scala:227)
    at org.apache.spark.sql.DataFrameReader.load(DataFrameReader.scala:164)
    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:498)
    at py4j.reflection.MethodInvoker.invoke(MethodInvoker.java:244)
    at py4j.reflection.ReflectionEngine.invoke(ReflectionEngine.java:357)
    at py4j.Gateway.invoke(Gateway.java:282)
    at py4j.commands.AbstractCommand.invokeMethod(AbstractCommand.java:132)
    at py4j.commands.CallCommand.execute(CallCommand.java:79)
    at py4j.GatewayConnection.run(GatewayConnection.java:238)
    at java.lang.Thread.run(Thread.java:745)
Caused by: java.lang.ClassNotFoundException: org.apache.solr.client.solrj.io.stream.expr.StreamExpressionParameter
    at java.net.URLClassLoader.findClass(URLClassLoader.java:381)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
    at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:331)
    at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
    ... 16 more
ux6nzvsh

ux6nzvsh1#

问题解决如下:
我输入了运行spark和hdfs的所有服务器,查找spark系统路径(spark-solr-3.6.0.jar)中的solr jar,因为jar位于yarn的一个缓存中(/data/yarn/local/filecache或/data/yarn/local/usercache),我从所有缓存位置删除了jar,所以它不再显示在spark的系统路径中。在那之后,我为利维进口了必要的jar,它又起作用了。jar看起来已经损坏,所以它被导入到spark中,但是libs不起作用

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