[jira] [Commented] (SPARK-16002) Sleep when no new data arrives to avoid 100% CPU usage
[ https://issues.apache.org/jira/browse/SPARK-16002?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15577198#comment-15577198 ] Apache Spark commented on SPARK-16002: -- User 'lw-lin' has created a pull request for this issue: https://github.com/apache/spark/pull/15497 > Sleep when no new data arrives to avoid 100% CPU usage > -- > > Key: SPARK-16002 > URL: https://issues.apache.org/jira/browse/SPARK-16002 > Project: Spark > Issue Type: Sub-task > Components: SQL >Reporter: Shixiong Zhu >Assignee: Shixiong Zhu > Fix For: 2.0.0 > > > Right now if the trigger is ProcessTrigger(0), StreamExecution will keep > polling new data even if there is no data. Then the CPU usage will be 100%. > We should add a minimum polling delay when no new data arrives. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org
[jira] [Commented] (SPARK-16002) Sleep when no new data arrives to avoid 100% CPU usage
[ https://issues.apache.org/jira/browse/SPARK-16002?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15334802#comment-15334802 ] Apache Spark commented on SPARK-16002: -- User 'zsxwing' has created a pull request for this issue: https://github.com/apache/spark/pull/13718 > Sleep when no new data arrives to avoid 100% CPU usage > -- > > Key: SPARK-16002 > URL: https://issues.apache.org/jira/browse/SPARK-16002 > Project: Spark > Issue Type: Improvement > Components: SQL >Reporter: Shixiong Zhu >Assignee: Shixiong Zhu > > Right now if the trigger is ProcessTrigger(0), StreamExecution will keep > polling new data even if there is no data. Then the CPU usage will be 100%. > We should add a minimum polling delay when no new data arrives. -- This message was sent by Atlassian JIRA (v6.3.4#6332) - To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org