Imran Rashid created SPARK-23962:
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Summary: Flaky tests from SQLMetricsTestUtils.currentExecutionIds
Key: SPARK-23962
URL: https://issues.apache.org/jira/browse/SPARK-23962
Project: Spark
Issue Type: Improvement
Components: SQL, Tests
Affects Versions: 2.4.0
Reporter: Imran Rashid
Attachments: unit-tests.log
I've seen {{org.apache.spark.sql.execution.metric.SQLMetricsSuite.SortMergeJoin
metrics}} fail
https://amplab.cs.berkeley.edu/jenkins/job/NewSparkPullRequestBuilder/4150/testReport/org.apache.spark.sql.execution.metric/SQLMetricsSuite/SortMergeJoin_metrics/
with
{noformat}
Error Message
org.scalatest.exceptions.TestFailedException: 2 did not equal 1
Stacktrace
sbt.ForkMain$ForkError: org.scalatest.exceptions.TestFailedException: 2 did not
equal 1
at
org.scalatest.Assertions$class.newAssertionFailedException(Assertions.scala:528)
at
org.scalatest.FunSuite.newAssertionFailedException(FunSuite.scala:1560)
at
org.scalatest.Assertions$AssertionsHelper.macroAssert(Assertions.scala:501)
at
org.apache.spark.sql.execution.metric.SQLMetricsTestUtils$class.getSparkPlanMetrics(SQLMetricsTestUtils.scala:146)
at
org.apache.spark.sql.execution.metric.SQLMetricsSuite.getSparkPlanMetrics(SQLMetricsSuite.scala:33)
at
org.apache.spark.sql.execution.metric.SQLMetricsTestUtils$class.testSparkPlanMetrics(SQLMetricsTestUtils.scala:187)
at
org.apache.spark.sql.execution.metric.SQLMetricsSuite.testSparkPlanMetrics(SQLMetricsSuite.scala:33)
at
org.apache.spark.sql.execution.metric.SQLMetricsSuite$$anonfun$7$$anonfun$apply$mcV$sp$1.apply$mcV$sp(SQLMetricsSuite.scala:188)
at
org.apache.spark.sql.test.SQLTestUtilsBase$class.withTempView(SQLTestUtils.scala:260)
...
{noformat}
I believe this is because {{SQLMetricsTestUtils.currentExecutionId()}} is
racing with the listener bus.
I'll attach trimmed logs as well
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