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Posted to issues@flink.apache.org by fhueske <gi...@git.apache.org> on 2018/04/24 12:33:39 UTC

[GitHub] flink pull request #5887: [FLINK-6719] [docs] Add details about fault-tolera...

Github user fhueske commented on a diff in the pull request:

    https://github.com/apache/flink/pull/5887#discussion_r183710783
  
    --- Diff: docs/dev/stream/operators/process_function.md ---
    @@ -271,9 +271,9 @@ override def onTimer(timestamp: Long, ctx: OnTimerContext, out: Collector[OUT]):
     </div>
     </div>
     
    -## Optimizations
    +## Timers
     
    -### Timer Coalescing
    +### Optimizations - Timer Coalescing
     
     Every timer registered at the `TimerService` via `registerEventTimeTimer()` or
    --- End diff --
    
    Also it would be great if you could find a good spot to add a note that calls to `processElement()` and `onTimer()` are always synchronized, i.e., users do not have to worry about concurrent modification of state.


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