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Ray Qiu edited comment on SPARK-19977 at 3/16/17 2:45 PM: ---------------------------------------------------------- One thing to add is that the same application will not have this issue when there is only one stream, even this one stream has a much higher load. The issue seems to have something to do with multiple streams. was (Author: rayqiu): One thing to add is that the same application will not have this issue when there is only one stream, even this one stream has a much high load. The issue seems to have something to do with multiple streams. > Scheduler Delay (in UI Advanced Metrics) for a task gradually increases from > 5 ms to 30 seconds in Spark Streaming application > ------------------------------------------------------------------------------------------------------------------------------ > > Key: SPARK-19977 > URL: https://issues.apache.org/jira/browse/SPARK-19977 > Project: Spark > Issue Type: Bug > Components: Scheduler > Affects Versions: 2.1.0 > Reporter: Ray Qiu > > Scheduler Delay (in UI Advanced Metrics) for a task gradually increases from > 5 ms to 30+ seconds in a Spark Streaming application, where multiple Kafka > direct streams are processed. These kafka streams are processed separately > (not combined via union). > It causes the task processing time to increase greatly and eventually stops > working. -- This message was sent by Atlassian JIRA (v6.3.15#6346) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org