Re: understanding on the "waiting batches" and "scheduling delay" in Streaming UI

2015-06-22 Thread Fang, Mike
6:05 PM To: Mike Fang mailto:chyfan...@gmail.com>> Cc: "user@spark.apache.org<mailto:user@spark.apache.org>" mailto:user@spark.apache.org>> Subject: Re: understanding on the "waiting batches" and "scheduling delay" in Streaming UI Which version of

Re: understanding on the "waiting batches" and "scheduling delay" in Streaming UI

2015-06-18 Thread Tathagata Das
Also, could you give a screenshot of the streaming UI. Even better, could you run it on Spark 1.4 which has a new streaming UI and then use that for debugging/screenshot? TD On Thu, Jun 18, 2015 at 3:05 AM, Akhil Das wrote: > Which version of spark? and what is your data source? For some reason

Re: understanding on the "waiting batches" and "scheduling delay" in Streaming UI

2015-06-18 Thread Akhil Das
Which version of spark? and what is your data source? For some reason, your processing delay is exceeding the batch duration. And its strange that you are not seeing any scheduling delay. Thanks Best Regards On Thu, Jun 18, 2015 at 7:29 AM, Mike Fang wrote: > Hi, > > > > I have a spark streamin

understanding on the "waiting batches" and "scheduling delay" in Streaming UI

2015-06-17 Thread Mike Fang
Hi, I have a spark streaming program running for ~ 25hrs. When I check the Streaming UI tab. I found the “Waiting batches” is 144. But the “scheduling delay” is 0. I am a bit confused. If the “waiting batches” is 144, that means many batches are waiting in the queue to be processed? If this is