Re: FsStateBackend with incremental backup enable does not work with Keyed CEP

2017-08-12 Thread Daiqing Li
Hi, Thank you for your reply! I will post it. > On Aug 12, 2017, at 4:20 AM, Kostas Kloudas > wrote: > > Hi Daiqing, > > I think Stefan is right and this will be fixed in the upcoming release. > Could you open a JIRA for it with the Exception that you posted here? > > Thanks, > Kostas > >> O

Re: FsStateBackend with incremental backup enable does not work with Keyed CEP

2017-08-12 Thread Kostas Kloudas
Hi Daiqing, I think Stefan is right and this will be fixed in the upcoming release. Could you open a JIRA for it with the Exception that you posted here? Thanks, Kostas > On Aug 12, 2017, at 10:05 AM, Stefan Richter > wrote: > > Hi, > > from a quick look, I would say this is likely a problem

Re: FsStateBackend with incremental backup enable does not work with Keyed CEP

2017-08-12 Thread Stefan Richter
Hi, from a quick look, I would say this is likely a problem with the NFASerializer: this class seems to be stateful, but its 'duplicate()‘ method is simply returning ‚this‘. This means that code which relies on duplication of serializers to shield against concurrent accesses can break, because

FsStateBackend with incremental backup enable does not work with Keyed CEP

2017-08-11 Thread Daiqing Li
Hi, I am running fling 1.3.1 on EMR. But I am getting this exception after running for a while. java.lang.RuntimeException: Exception occurred while processing valve output watermark: at org.apache.flink.streaming.runtime.io.StreamInputProcessor$ForwardingValveOutputHandler.handleWat