[BEAM-341] ReduceFnRunner allows GC time overflow

• Type: Bug
• Status: Resolved
• Priority: P2
• Resolution: Fixed
• Fix Version/s: 0.2.0-incubating
• Component/s: runner-core
• Assignee: Kenneth Knowles
• Reporter: Kenneth Knowles
• Created: 14/Jun/16 18:38
• Updated: 24/Jul/20 20:55
• Resolved: 16/Jun/16 18:55

Description

In ReduceFnRunner, any window ending after the global window has its GC time capped to the end of the global window. But for windows ending before the global window the allowed lateness can still be arbitrary, causing overflow.

http://stackoverflow.com/questions/37808159/why-am-i-getting-java-lang-illegalstateexception-on-google-dataflow

Issue Links

• links to: GitHub Pull Request #464