0
我一直在使用spark 2.0.1,但試圖升級到更新的版本,即2.1.1通過下載tar文件到我的本地和更改路徑。奇怪的錯誤初始化sparkContext python
但是,現在當我嘗試運行任何程序時,它在初始化sparkContext時失敗。即
sc = SparkContext()
,我試圖運行整個示例代碼:
import os
os.environ['SPARK_HOME']="/opt/apps/spark-2.1.1-bin-hadoop2.7/"
from pyspark import SparkContext
from pyspark.sql import *
sc = SparkContext()
sqlContext = SQLContext(sc)
df_tract_alpha= sqlContext.read.parquet("tract_alpha.parquet")
print (df_tract_alpha.count())
我得到的例外是在開始時本身即:我不是合格的Ubuntu
Traceback (most recent call last): File "/home/vna/scripts/global_score_pipeline/test_code_here.py", line 47, in sc = SparkContext() File "/opt/apps/spark-2.1.1-bin-hadoop2.7/python/pyspark/context.py", line 118, in __init__ conf, jsc, profiler_cls) File "/opt/apps/spark-2.1.1-bin-hadoop2.7/python/pyspark/context.py", line 182, in _do_init self._jsc = jsc or self._initialize_context(self._conf._jconf) File "/opt/apps/spark-2.1.1-bin-hadoop2.7/python/pyspark/context.py", line 249, in _initialize_context return self._jvm.JavaSparkContext(jconf) File "/opt/apps/spark-2.1.1-bin-hadoop2.7/python/lib/py4j-0.10.4-src.zip/py4j/java_gateway.py", line 1401, in __call__ File "/opt/apps/spark-2.1.1-bin-hadoop2.7/python/lib/py4j-0.10.4-src.zip/py4j/protocol.py", line 319, in get_return_value py4j.protocol.Py4JJavaError: An error occurred while calling None.org.apache.spark.api.java.JavaSparkContext. : java.lang.NumberFormatException: For input string: "Ubuntu" at java.base/java.lang.NumberFormatException.forInputString(NumberFormatException.java:65)
任何地方在我的變量或我的ENV變量以及..
我也試過改變sc = SparkConte xt(master ='local'),但問題是一樣的。
請確認這個問題
編輯幫助:火花defaults.conf的內容
spark.master spark://master:7077 # spark.eventLog.enabled true # spark.eventLog.dir hdfs://namenode:8021/directory spark.serializer org.apache.spark.serializer.KryoSerializer spark.driver.memory 8g spark.executor.extraJavaOptions -XX:+PrintGCDetails -Dkey=value -Dnumbers="one two three" spark.driver.extraClassPath /opt/apps/spark-2.1.1-bin-hadoop2.7/jars/mysql-connector-java-5.1.35-bin.jar spark.executor.extraClassPath /opt/apps/spark-2.1.1-bin-hadoop2.7/jars/mysql-connector-java-5.1.35-bin.jar
我檢查了我的配置。他們似乎很好,現在在問題中增加了內容。我甚至沒有使用火花執行器內核。 – Viv
即使是grep -R「Ubuntu」。在火花文件夾中沒有產生任何結果 – Viv
奇怪。我可能會嘗試使用命令行shell工具來查看是否可以打開上下文。有時候scala('spark-shell')會給出更好的錯誤信息; pyspark錯誤信息往往會被py4j接口遮蔽。 – santon