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[SPARK-27355][SS] Make query execution more sensitive to epoch message late or lost #24283

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uncleGen wants to merge 6 commits into from
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[SPARK-27355][SS] Make query execution more sensitive to epoch message late or lost #24283

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8c71b2f
make query execution more sensitive to epoch message late or lost
uncleGen Apr 3, 2019
b2281df
fix test failure
uncleGen Apr 4, 2019
ba4d665
fix comments
uncleGen Apr 8, 2019
d2c4296
unify two configs
uncleGen Apr 23, 2019
7cfd180
bug fix
uncleGen Apr 23, 2019
a489327
Merge branch 'master' into SPARK-27355
uncleGen May 7, 2019
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fix test failure
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@uncleGen
uncleGen committed Apr 4, 2019
commit b2281dfaa02b8e793ea9acb3c9964972897d9eb4
4 changes: 2 additions & 2 deletions sql/core/src/test/scala/org/apache/spark/sql/streaming/continuous/ContinuousSuite.scala
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Expand Up @@ -25,7 +25,7 @@ import org.apache.spark.sql.execution.streaming._
import org.apache.spark.sql.execution.streaming.continuous._
import org.apache.spark.sql.execution.streaming.sources.ContinuousMemoryStream
import org.apache.spark.sql.functions._
import org.apache.spark.sql.internal.SQLConf.CONTINUOUS_STREAMING_EPOCH_BACKLOG_QUEUE_SIZE
import org.apache.spark.sql.internal.SQLConf.CONTINUOUS_STREAMING_EPOCH_MSG_BACKLOG_QUEUE_SIZE
import org.apache.spark.sql.streaming.{StreamTest, Trigger}
import org.apache.spark.sql.test.TestSparkSession

Expand Down Expand Up @@ -357,7 +357,7 @@ class ContinuousEpochBacklogSuite extends ContinuousSuiteBase {
// This test forces the backlog to overflow by not standing up enough executors for the query
// to make progress.
test("epoch backlog overflow") {
withSQLConf((CONTINUOUS_STREAMING_EPOCH_BACKLOG_QUEUE_SIZE.key, "10")) {
withSQLConf((CONTINUOUS_STREAMING_EPOCH_MSG_BACKLOG_QUEUE_SIZE.key, "10")) {
val df = spark.readStream
.format("rate")
.option("numPartitions", "2")
Expand Down