Feb 24, 2022 · Caused by: org.apache.spark.SparkException: Job aborted due to stage failure: Task 5 in stage 76.0 failed 4 times, most recent failure: Lost task 5.3 in stage 76.0 (TID 2334) (10.139.64.5 executor 6): com.databricks.sql.io.FileReadException: Error while reading file <File_Path> It is possible the underlying files have been updated. FYI in Spark 2.4 a lot of you will probably encounter this issue. Kryo serialization has gotten better but in many cases you cannot use spark.kryo.unsafe=true or the naive kryo serializer. For a quick fix try changing the following in your Spark configuration spark.kryo.unsafe="false" OR. spark.serializer="org.apache.spark.serializer ...Check your data for null where not null should be present and especially on those columns that are subject of aggregation, like a reduce task, for example. In your case, it may be the id field. Your rdd is getting empty somewhere. The null pointer exception indicates that an aggregation task is attempted against of a null value. Check your data ...spark.shuffle.consolidateFiles will only help if you override the default to use HashShuffleManager instead of the default HashShuffleManager enabled by default after Spark 1.2 (which defaults to spark.shuffle.manager=sort), and I think does not even apply to Spark 2.x –org.apache.spark.shuffle.MetadataFetchFailedException: Missing an output location for shuffle 0 解决方法：这种问题一般发生在有大量shuffle操作的时候,task不断的failed,然后又重执行，一直循环下去，直到application失败。org.apache.spark.SparkException: Job aborted due to stage failure: Task 1 in stage 188.0 failed 4 in Data Engineering a month ago; SparkException: There is no Credential Scope. in Data Governance a month agospark.shuffle.consolidateFiles will only help if you override the default to use HashShuffleManager instead of the default HashShuffleManager enabled by default after Spark 1.2 (which defaults to spark.shuffle.manager=sort), and I think does not even apply to Spark 2.x –Apache Spark; koukou. ... org.apache.spark.SparkException: Job aborted due to stage failure: Task 0 in stage 30.0 failed 1 times, most recent failure: Lost task 0.0 ...Jan 16, 2023 · If issue persists, please contact Microsoft support for further assistance","Details":"org.apache.spark.SparkException: Job aborted due to stage failure: Task 320 in stage 21.0 failed 1 times, most recent failure: Lost task 320.0 in stage 21.0 (TID 1297, vm-42929650, executor 1): ExecutorLostFailure (executor 1 exited caused by one of the ... FYI in Spark 2.4 a lot of you will probably encounter this issue. Kryo serialization has gotten better but in many cases you cannot use spark.kryo.unsafe=true or the naive kryo serializer. For a quick fix try changing the following in your Spark configuration spark.kryo.unsafe="false" OR. spark.serializer="org.apache.spark.serializer ...Oct 6, 2017 · @Tim, actually no I have set of operations like val source_primary_key = source.map(rec => (rec.split(",")(0), rec)) source_primary_key.persist(StorageLevel.DISK_ONLY) val extra_in_source = source_primary_key.subtractByKey(destination_primary_key) var pureextinsrc = extra_in_source.count() extra_in_source.cache()and so on but before this its throwing out of memory exception while im fetching ... Jan 16, 2023 · If issue persists, please contact Microsoft support for further assistance","Details":"org.apache.spark.SparkException: Job aborted due to stage failure: Task 320 in stage 21.0 failed 1 times, most recent failure: Lost task 320.0 in stage 21.0 (TID 1297, vm-42929650, executor 1): ExecutorLostFailure (executor 1 exited caused by one of the ... Jan 11, 2021 · SparkException: Job aborted due to stage failure: Task 58 in stage 13.0 failed 4 times, most recent failure: Lost task 58.3 in stage 13.0 (TID 488, 10.32.14.43, executor 4): java.lang.IllegalArgumentException: Illegal pattern character 'Q' Job aborted due to stage failure: ShuffleMapStage 20 (repartition at data_prep.scala:87) has failed the maximum allowable number of times: 4 2 Why does Spark fail with FetchFailed error?Jan 3, 2022 · Based on the code , am not seeing anything wrong . Still you can analysis this issue based on the following data related . Make sure 4th line lines rdd has the data based on the collect(). Mar 29, 2020 · Check Apache Spark installation on Windows 10 steps. Use different versions of Apache Spark (tried 2.4.3 / 2.4.2 / 2.3.4). Disable firewall windows and antivirus that I have installed. Tried to initialize the SparkContext manually with sc = spark.sparkContext (found this possible solution at this question here in Stackoverflow, didn´t work for ... Feb 4, 2022 · Currently I'm doing PySpark and working on DataFrame. I've created a DataFrame: from pyspark.sql import * import pandas as pd spark = SparkSession.builder.appName("DataFarme").getOrCreate... org.apache.spark.SparkException: Job aborted due to stage failure: ShuffleMapStage 20 (repartition at data_prep.scala:87) has failed the maximum allowable number of times: 4. Most recent failure reason: org.apache.spark.shuffle.MetadataFetchFailedException: Missing an output location for shuffle 9Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about TeamsSpark任务：Job aborted due to stage failure: Task 0 in stage 2.0 failed 4 times, most recent failure问题 跑Spark任务时报错，复制任务id(application_1111_222)到yarn页面中检索，发现报以下错误： Job aborted due to stage failure: Task 0 in stage 2.0 failed 4 times, most recent failure 使用sc读取Sep 14, 2020 · Hi Team, I am writing a Delta file in ADL-Gen2 from ADF for multiple files dynamically using Dataflows activity. For the initial run i am able to read the file from Azure DataBricks . But when i rerun the pipeline with truncate and load i am getting… Oct 31, 2022 · I am trying to run a pyspark job but it is failing on RDD collectAndServe method. I do not have any memory issues. I have all updated jars in my jars folder. Python worker is crashing with below er... 不知道是什么原因。. （利用 Spark-submit 提交 参数都正常）. 但是 集群上的版本是1.5，和2.0都无法跑出来结果，但是1.3就能出结果， 所以目前确定是 Spark 1.5以上的版本对协同过滤算法不兼容引起，具体原因不详。. task倾斜原因比较多，网络io,cpu,mem都有可能造成 ... >>Job aborted due to stage failure: Total size of serialized results of 19 tasks (4.2 GB) is bigger than spark.driver.maxResultSize (4.0 GB)'.. The exception was raised by the IDbCommand interface. Please take a look at following document about maxResultsize issue:Apr 8, 2019 · scala - org.apache.spark.SparkException: Job aborted due to stage failure: Task 98 in stage 11.0 failed 4 times - Stack Overflow org.apache.spark.SparkException: Job aborted due to stage failure: Task 98 in stage 11.0 failed 4 times Ask Question Asked 4 years, 4 months ago Modified 4 years, 4 months ago Viewed 46k times If issue persists, please contact Microsoft support for further assistance","Details":"org.apache.spark.SparkException: Job aborted due to stage failure: Task 320 in stage 21.0 failed 1 times, most recent failure: Lost task 320.0 in stage 21.0 (TID 1297, vm-42929650, executor 1): ExecutorLostFailure (executor 1 exited caused by one of the ...Oct 6, 2017 · @Tim, actually no I have set of operations like val source_primary_key = source.map(rec => (rec.split(",")(0), rec)) source_primary_key.persist(StorageLevel.DISK_ONLY) val extra_in_source = source_primary_key.subtractByKey(destination_primary_key) var pureextinsrc = extra_in_source.count() extra_in_source.cache()and so on but before this its throwing out of memory exception while im fetching ... When I run the demo : from pyspark.ml.linalg import Vectors import tempfile conf = SparkConf().setAppName('ansonzhou_test').setAll([ ('spark.executor.memory', '8g ...Exception logs: 2018-08-26 16:15:02 INFO DAGScheduler:54 - ResultStage 0 (parquet at ReadDb2HDFS.scala:288) failed in 1008.933 s due to Job aborted due to stage failure: Task 0 in stage 0.0 failed 4 times, most recent failure: Lost task 0.3 in stage 0.0 (TID 3, master, executor 4): ExecutorLostFailure (executor 4 exited caused by one of the ...Hi Team, I am writing a Delta file in ADL-Gen2 from ADF for multiple files dynamically using Dataflows activity. For the initial run i am able to read the file from Azure DataBricks . But when i rerun the pipeline with truncate and load i am getting…SparkException: Job aborted due to stage failure: Task 58 in stage 13.0 failed 4 times, most recent failure: Lost task 58.3 in stage 13.0 (TID 488, 10.32.14.43, executor 4): java.lang.IllegalArgumentException: Illegal pattern character 'Q'Apr 8, 2019 · scala - org.apache.spark.SparkException: Job aborted due to stage failure: Task 98 in stage 11.0 failed 4 times - Stack Overflow org.apache.spark.SparkException: Job aborted due to stage failure: Task 98 in stage 11.0 failed 4 times Ask Question Asked 4 years, 4 months ago Modified 4 years, 4 months ago Viewed 46k times In my project i am using spark-Cassandra-connector to read the from Cassandra table and process it further into JavaRDD but i am facing issue while processing Cassandra row to javaRDD.Feb 4, 2022 · Currently I'm doing PySpark and working on DataFrame. I've created a DataFrame: from pyspark.sql import * import pandas as pd spark = SparkSession.builder.appName("DataFarme").getOrCreate... Feb 23, 2022 · I am running spark jobs using datafactory in azure databricks. My cluster vesion is 9.1 LTS ML (includes Apache Spark 3.1.2, Scala 2.12). I am writing data on azure blob storage. While writing job ... Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teamsorg.apache.spark.SparkException: Job aborted due to stage failure: Task in stage failed，Lost task in stage : ExecutorLostFailure (executor 4 lost) 12 org.apache.spark.SparkException: Job aborted due to stage failure: Task 98 in stage 11.0 failed 4 timesTeams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about TeamsMay 8, 2021 · org.apache.spark.SparkException: Job aborted due to stage failure: Task 3 in stage 6.0 failed 1 times, most recent failure: Lost task 3.0 in stage 6.0 (TID 62, LAPTOP-H7MM9952, executor driver): org.apache.spark.SparkException: Task failed while writing rows. org.apache.spark.SparkException: Job aborted due to stage failure: 8 Databricks Exception: Total size of serialized results is bigger than spark.driver.maxResultsSizeApr 8, 2019 · scala - org.apache.spark.SparkException: Job aborted due to stage failure: Task 98 in stage 11.0 failed 4 times - Stack Overflow org.apache.spark.SparkException: Job aborted due to stage failure: Task 98 in stage 11.0 failed 4 times Ask Question Asked 4 years, 4 months ago Modified 4 years, 4 months ago Viewed 46k times Jun 5, 2019 · org.apache.spark.SparkException: Job aborted due to stage failure: Task in stage failed，Lost task in stage : ExecutorLostFailure (executor 4 lost) 12 org.apache.spark.SparkException: Job aborted due to stage failure: Task 98 in stage 11.0 failed 4 times SparkException: Python worker failed to connect back when execute spark action 4 Pyspark. spark.SparkException: Job aborted due to stage failure: Task 0 in stage 15.0 failed 1 times, java.net.SocketException: Connection resetSolution 1. Check your environment variables. You are getting “py4j.protocol.Py4JError: org.apache.spark.api.python.PythonUtils.getEncryptionEnabled does not exist in the JVM” due to Spark environemnt variables are not set right.Jun 9, 2020 · Our reports and datasets imports data from Databricks Spark Delta tables using the Spark connector into our Premium P1 capacity. We're using incremental refresh for the larger (fact) tables, but we're having trouble with the initial refresh after publishing the pbix file. When refreshing large datasets it often fails after 30-60 minutes with ... Solve : org.apache.spark.SparkException: Job aborted due to stage failure 1 Spark Error: Executor XXX finished with state EXITED message Command exited with code 1 exitStatus 1Apr 9, 2021 · Viewed 8k times. 1. I am trying to do some computation using UDFs. But after the computation when i try to convert the pyspark dataframe to pandas it gives me org.apache.spark.SparkException: Exception thrown in awaitResult: I will put down the reproducible code. import pandas as pd import numpy as np import time n = 10000 sample_df = pd ... May 2, 2016 · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams Jan 16, 2023 · If issue persists, please contact Microsoft support for further assistance","Details":"org.apache.spark.SparkException: Job aborted due to stage failure: Task 320 in stage 21.0 failed 1 times, most recent failure: Lost task 320.0 in stage 21.0 (TID 1297, vm-42929650, executor 1): ExecutorLostFailure (executor 1 exited caused by one of the ... Viewed 6k times. 4. I'm processing large spark dataframe in databricks and when I'm trying to write the final dataframe into csv format it gives me the following error: org.apache.spark.SparkException: Job aborted. #Creating a data frame with entire date seuence for each user df=pd.DataFrame ( {'transaction_date':dt_range2,'msno':msno1}) from ...Job aborted due to stage failure: ShuffleMapStage 20 (repartition at data_prep.scala:87) has failed the maximum allowable number of times: 4 2 Why does Spark fail with FetchFailed error?If I had a penny for every time I asked people "have you tried increasing the number of partitions to something quite large like at least 4 tasks per CPU - like even as high as 1000 partitions?": org.apache.spark.SparkException: Job aborted due to stage failure: Task 9 in stage 47.0 failed 4 times, most recent failure: Lost task 9.3 in stage 47.0 (TID 2256, ip-172-31-00-00.eu-west-1.compute.internal, executor 10): org.apache.spark.sql.execution.QueryExecutionException: Parquet column cannot be converted in file s3a://bucket/prod ...Nov 12, 2018 · Pyspark. spark.SparkException: Job aborted due to stage failure: Task 0 in stage 15.0 failed 1 times, java.net.SocketException: Connection reset Hot Network Questions Does America, like non-democratic countries like China, also have factions? Exception in thread "main" org.apache.spark.SparkException: Job aborted due to stage failure: Task 0 in stage 2.0 failed 1 times, most recent failure: Lost task 0.0 in stage 2.0 (TID 119, localhost, executor driver): ExecutorLostFailure (executor driver exited caused by one of the running tasks) Reason: Executor heartbeat timed out after 128839 ...1 Answer. Sorted by: 1. You need to create an RDD of type RDD [Tuple [str]] but in your code, the line: rdd = spark.sparkContext.parallelize (comments) returns RDD [str] which then fails when you try to convert it to dataframe with that given schema. Try modifying that line to:2. I am running my code in production and it runs successfully most of the time but some times it fails with following error: catch exceptionorg.apache.spark.SparkException: Job aborted due to stage failure: Task 14 in stage 9.1 failed 4 times, most recent failure: Lost task 14.3 in stage 9.1 (TID 3825, xxxprd0painod02.xxxprd.local): java.io ...I am doing it using spark code. But when i try to run the code I get following exception org.apache.spark.SparkException: Job aborted due to stage failure: Task 2 in stage 1.0 failed 4 times, most recent failure: Lost task 2.3 in stage 1.0 (TID 9, XXXX.XXX.XXX.local): org.apache.spark.SparkException: Task failed while writing rows.Mar 23, 2014 · FYI in Spark 2.4 a lot of you will probably encounter this issue. Kryo serialization has gotten better but in many cases you cannot use spark.kryo.unsafe=true or the naive kryo serializer. For a quick fix try changing the following in your Spark configuration spark.kryo.unsafe="false" OR. spark.serializer="org.apache.spark.serializer ... 2. I am running my code in production and it runs successfully most of the time but some times it fails with following error: catch exceptionorg.apache.spark.SparkException: Job aborted due to stage failure: Task 14 in stage 9.1 failed 4 times, most recent failure: Lost task 14.3 in stage 9.1 (TID 3825, xxxprd0painod02.xxxprd.local): java.io ...Solution 1. Check your environment variables. You are getting “py4j.protocol.Py4JError: org.apache.spark.api.python.PythonUtils.getEncryptionEnabled does not exist in the JVM” due to Spark environemnt variables are not set right. Apr 19, 2015 · org.apache.spark.SparkException: Job aborted due to stage failure: Task 7 in stage 0.0 failed 4 times, most recent failure: Lost task 7.3 in stage 0.0 (TID 11, fujitsu11.inevm.ru):java.lang.ClassNotFoundException: maven.maven1.Document java.net.URLClassLoader$1.run (URLClassLoader.java:366) java.net.URLClassLoader$1.run (URLClassLoader.java:35... hello everyone I am working on PySpark Python and I have mentioned the code and getting some issue, I am wondering if someone knows about the following issue? windowSpec = Window.partitionBy(Jan 4, 2019 · Exception in thread "main" org.apache.spark.SparkException: Job aborted due to stage failure: Task 0 in stage 2.0 failed 1 times, most recent failure: Lost task 0.0 in stage 2.0 (TID 119, localhost, executor driver): ExecutorLostFailure (executor driver exited caused by one of the running tasks) Reason: Executor heartbeat timed out after 128839 ... Feb 14, 2020 · Go into the cluster settings, under Advanced select spark and paste spark.driver.maxResultSize 0 (for unlimited) or whatever the value suits you. Using 0 is not recommended. You should optimize the job by re partitioning. For more details, refer "Spark Configurations - Application Properties". Hope this helps. Do let us know if you any further ... org.apache.spark.SparkException: Job aborted due to stage failure: Task XXX in stage YYY failed 4 times, most recent failure: Lost task XXX in stage YYY (TID ZZZ, ip-xxx-xx-x-xxx.compute.internal, executor NNN): ExecutorLostFailure (executor NNN exited caused by one of the running tasks) Reason: ... 解決方法 理由コードの検索2 Answers. df.toPandas () collects all data to the driver node, hence it is very expensive operation. Also there is a spark property called maxResultSize. spark.driver.maxResultSize (default 1G) --> Limit of total size of serialized results of all partitions for each Spark action (e.g. collect) in bytes. Should be at least 1M, or 0 for unlimited.org.apache.spark.SparkException: Job aborted due to stage failure: Task in stage failed，Lost task in stage : ExecutorLostFailure (executor 4 lost) 12 org.apache.spark.SparkException: Job aborted due to stage failure: Task 98 in stage 11.0 failed 4 timesI am trying to run a pyspark job but it is failing on RDD collectAndServe method. I do not have any memory issues. I have all updated jars in my jars folder. Python worker is crashing with below er...>>Job aborted due to stage failure: Total size of serialized results of 19 tasks (4.2 GB) is bigger than spark.driver.maxResultSize (4.0 GB)'.. The exception was raised by the IDbCommand interface. Please take a look at following document about maxResultsize issue:I am doing it using spark code. But when i try to run the code I get following exception org.apache.spark.SparkException: Job aborted due to stage failure: Task 2 in stage 1.0 failed 4 times, most recent failure: Lost task 2.3 in stage 1.0 (TID 9, XXXX.XXX.XXX.local): org.apache.spark.SparkException: Task failed while writing rows. org.apache.spark.SparkException: Job aborted due to stage failure: Task 0 in stage 1486.0 failed 4 times, most recent failure: Lost task 0.3 in stage 1486.0 (TID 1665) (10.116.129.142 executor 0): org.apache.spark.SparkException: Failed to store executor broadcast spark_join_relation_469_-315473829 in BlockManager.不知道是什么原因。. （利用 Spark-submit 提交 参数都正常）. 但是 集群上的版本是1.5，和2.0都无法跑出来结果，但是1.3就能出结果， 所以目前确定是 Spark 1.5以上的版本对协同过滤算法不兼容引起，具体原因不详。. task倾斜原因比较多，网络io,cpu,mem都有可能造成 ...Sep 1, 2022 · one can solve this job aborted error, either changing the "spark configuration" in the cluster or either use "try_cast" function when you are getting this error while inserting data from one table to another table in databricks. use dbr version : 10.4 LTS (includes Apache Spark 3.2.1, Scala 2.12) Mar 23, 2014 · FYI in Spark 2.4 a lot of you will probably encounter this issue. Kryo serialization has gotten better but in many cases you cannot use spark.kryo.unsafe=true or the naive kryo serializer. For a quick fix try changing the following in your Spark configuration spark.kryo.unsafe="false" OR. spark.serializer="org.apache.spark.serializer ... Currently I'm doing PySpark and working on DataFrame. I've created a DataFrame: from pyspark.sql import * import pandas as pd spark = SparkSession.builder.appName("DataFarme").getOrCreate...May 15, 2017 · : org.apache.spark.SparkException: Job aborted due to stage failure: Serialized task 302987:27 was 139041896 bytes, which exceeds max allowed: spark.akka.frameSize (134217728 bytes) - reserved (204800 bytes). Job aborted due to stage failure: ShuffleMapStage 20 (repartition at data_prep.scala:87) has failed the maximum allowable number of times: 4 2 Why does Spark fail with FetchFailed error?Apr 8, 2019 · scala - org.apache.spark.SparkException: Job aborted due to stage failure: Task 98 in stage 11.0 failed 4 times - Stack Overflow org.apache.spark.SparkException: Job aborted due to stage failure: Task 98 in stage 11.0 failed 4 times Ask Question Asked 4 years, 4 months ago Modified 4 years, 4 months ago Viewed 46k times
Caused by: org.apache.spark.SparkException: Job aborted due to stage failure: Total size of serialized results of 478 tasks (2026.0 MB) is bigger than spark.driver.maxResultSize (1024.0 MB) 当然可以通过调大spark.driver.maxResultSize的默认配置来解决问题，但如果不能从源头上解决小文件问题，以后还可能遇到 .... Pontiac
Apr 19, 2015 · org.apache.spark.SparkException: Job aborted due to stage failure: Task 7 in stage 0.0 failed 4 times, most recent failure: Lost task 7.3 in stage 0.0 (TID 11, fujitsu11.inevm.ru):java.lang.ClassNotFoundException: maven.maven1.Document java.net.URLClassLoader$1.run (URLClassLoader.java:366) java.net.URLClassLoader$1.run (URLClassLoader.java:35... SparkException: Python worker failed to connect back when execute spark action 4 Pyspark. spark.SparkException: Job aborted due to stage failure: Task 0 in stage 15.0 failed 1 times, java.net.SocketException: Connection resetJan 16, 2023 · If issue persists, please contact Microsoft support for further assistance","Details":"org.apache.spark.SparkException: Job aborted due to stage failure: Task 320 in stage 21.0 failed 1 times, most recent failure: Lost task 320.0 in stage 21.0 (TID 1297, vm-42929650, executor 1): ExecutorLostFailure (executor 1 exited caused by one of the ... org.apache.spark.shuffle.MetadataFetchFailedException: Missing an output location for shuffle 0 解决方法：这种问题一般发生在有大量shuffle操作的时候,task不断的failed,然后又重执行，一直循环下去，直到application失败。Go into the cluster settings, under Advanced select spark and paste spark.driver.maxResultSize 0 (for unlimited) or whatever the value suits you. Using 0 is not recommended. You should optimize the job by re partitioning. For more details, refer "Spark Configurations - Application Properties". Hope this helps. Do let us know if you any further ...Apr 8, 2019 · scala - org.apache.spark.SparkException: Job aborted due to stage failure: Task 98 in stage 11.0 failed 4 times - Stack Overflow org.apache.spark.SparkException: Job aborted due to stage failure: Task 98 in stage 11.0 failed 4 times Ask Question Asked 4 years, 4 months ago Modified 4 years, 4 months ago Viewed 46k times Part of Microsoft Azure Collective. 0. Caused by: org.apache.spark.SparkException: Job aborted due to stage failure: Task 5 in stage 76.0 failed 4 times, most recent failure: Lost task 5.3 in stage 76.0 (TID 2334) (10.139.64.5 executor 6): com.databricks.sql.io.FileReadException: Error while reading file <File_Path> It is possible the ...Dec 6, 2018 · 1. "Accept timed out" generally points to a problem with your spark instance. It may be overloaded or not enough resources (memory/cpu) to start your job or it might be a temporary network issue. You can monitor you jobs on Spark UI. Also there is some issue with your code. hello everyone I am working on PySpark Python and I have mentioned the code and getting some issue, I am wondering if someone knows about the following issue? windowSpec = Window.partitionBy(df['id']).orderBy(df_Broadcast['id']) windowSp...Jan 10, 2020 · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams Nov 1, 2017 · Saved searches Use saved searches to filter your results more quickly But failed with 10GB file. My dataproc has 1 master with 4CPU, 26GB memory, 500GB disk. 5 workers with same config. I guess it should've been able to handle 10GB data. My command is toDatabase.repartition (10).write.json ("gs://mypath") Error is. org.apache.spark.SparkException: Job aborted. at org.apache.spark.sql.execution.datasources ....