What kind of problem are we talking about? S3 related or RocksDB related. I am 
not aware of problems with RocksDB per se. I think seeing logs for this would 
be very helpful.

> Am 16.02.2017 um 11:56 schrieb Aljoscha Krettek <aljos...@apache.org>:
> 
> +Stefan Richter <mailto:s.rich...@data-artisans.com> and +Stephan Ewen 
> <mailto:se...@apache.org> could this be the same problem that you recently 
> saw when working with other people?
> 
> On Wed, 15 Feb 2017 at 17:23 Vinay Patil <vinay18.pa...@gmail.com 
> <mailto:vinay18.pa...@gmail.com>> wrote:
> Hi Guys,
> 
> Can anyone please help me with this issue
> 
> Regards,
> Vinay Patil
> 
> On Wed, Feb 15, 2017 at 6:17 PM, Vinay Patil <vinay18.pa...@gmail.com 
> <mailto:vinay18.pa...@gmail.com>> wrote:
> Hi Ted,
> 
> I have 3 boxes in my pipeline , 1st and 2nd box containing source and s3 sink 
> and the 3rd box is window operator followed by chained operators and a s3 sink
> 
> So in the details link section I can see that that S3 sink is taking time for 
> the acknowledgement and it is not even going to the window operator chain.
> 
> But as shown in the snapshot ,checkpoint id 19 did not get any 
> acknowledgement. Not sure what is causing the issue
> 
> Regards,
> Vinay Patil
> 
> On Wed, Feb 15, 2017 at 5:51 PM, Ted Yu [via Apache Flink User Mailing List 
> archive.] <ml-node+s2336050n11641...@n4.nabble.com 
> <mailto:ml-node+s2336050n11641...@n4.nabble.com>> wrote:
> What did the More Details link say ? 
> 
> Thanks 
> 
> > On Feb 15, 2017, at 3:11 AM, vinay patil <[hidden email] 
> > <http://user/SendEmail.jtp?type=node&node=11641&i=0>> wrote: 
> > 
> > Hi, 
> > 
> > I have kept the checkpointing interval to 6secs and minimum pause between 
> > checkpoints to 5secs, while testing the pipeline I have observed that that 
> > for some checkpoints it is taking long time , as you can see in the 
> > attached 
> > snapshot checkpoint id 19 took the maximum time before it gets failed, 
> > although it has not received any acknowledgements, now during this 
> > 10minutes 
> > the entire pipeline did not make any progress and no data was getting 
> > processed. (For Ex : In 13minutes 20M records were processed and when the 
> > checkpoint took time there was no progress for the next 10minutes) 
> > 
> > I have even tried to set max checkpoint timeout to 3min, but in that case 
> > as 
> > well multiple checkpoints were getting failed. 
> > 
> > I have set RocksDB FLASH_SSD_OPTION 
> > What could be the issue ? 
> > 
> > P.S. I am writing to 3 S3 sinks 
> > 
> > checkpointing_issue.PNG 
> > <http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/file/n11640/checkpointing_issue.PNG
> >  
> > <http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/file/n11640/checkpointing_issue.PNG>>
> >    
> > 
> > 
> > 
> > -- 
> > View this message in context: 
> > http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/Checkpointing-with-RocksDB-as-statebackend-tp11640.html
> >  
> > <http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/Checkpointing-with-RocksDB-as-statebackend-tp11640.html>
> > Sent from the Apache Flink User Mailing List archive. mailing list archive 
> > at Nabble.com. 
> 
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