Github user gyfora commented on a diff in the pull request: https://github.com/apache/flink/pull/534#discussion_r27115550 --- Diff: flink-staging/flink-streaming/flink-streaming-core/src/main/java/org/apache/flink/streaming/api/streamvertex/StreamVertex.java --- @@ -283,16 +288,18 @@ public StreamConfig getConfig() { * * @param id */ - private void actOnBarrier(long id) { - try { - outputHandler.broadcastBarrier(id); - // TODO checkpoint state here - confirmBarrier(id); - if (LOG.isDebugEnabled()) { - LOG.debug("Superstep " + id + " processed: " + StreamVertex.this); + private synchronized void actOnBarrier(long id) { + if (this.isRunning) { + try { + outputHandler.broadcastBarrier(id); + // TODO checkpoint state here + confirmBarrier(id); + if (LOG.isDebugEnabled()) { + LOG.debug("Superstep " + id + " processed: " + StreamVertex.this); + } + } catch (Exception e) { + // TODO:Figure this out properly --- End diff -- but I am trying to sort all these out with ufuk
--- If your project is set up for it, you can reply to this email and have your reply appear on GitHub as well. If your project does not have this feature enabled and wishes so, or if the feature is enabled but not working, please contact infrastructure at infrastruct...@apache.org or file a JIRA ticket with INFRA. ---