H2O Sometimes throws UnsupportedOperationException on Azure HDInsight

Description

Exception in thread "UDP-TCP-SEND-/10.0.0.11:54321" java.lang.UnsupportedOperationException
at java.nio.ByteBuffer.array(ByteBuffer.java:994)
at water.H2ONode$UDP_TCP_SendThread.run(H2ONode.java:556

This exception causes that Sparkling Water can't create H2OContext.

Azure uses a custom version of OpenJDK. This problem also occurs with regular OpenJDK

Environment

None

Status

Assignee

Michal Kurka

Fix versions

Reporter

Marek Novotny

Support ticket URL

None

Labels

None

Release Priority

None

Affected Spark version

None

Customer Request Type

None

Task progress

None

CustomerVisible

No

Priority

Major
Configure