[jira] [Updated] (SPARK-17951) BlockFetch with multiple threads slows down after spark 1.6

2016-10-15 Thread Sean Owen (JIRA)
[ https://issues.apache.org/jira/browse/SPARK-17951?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] Sean Owen updated SPARK-17951: -- Description: The following code demonstrates the issue: {code} def main(args: Array[String]): Unit =

[jira] [Updated] (SPARK-17951) BlockFetch with multiple threads slows down after spark 1.6

2016-10-14 Thread ding (JIRA)
[ https://issues.apache.org/jira/browse/SPARK-17951?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] ding updated SPARK-17951: - Description: The following code demonstrates the issue: def main(args: Array[String]): Unit = { val conf =