Hi Jungtaek,
Thanks, we thought that might be the issue but haven't tested yet as
building against an unreleased version of Spark is tough for us, due to
network restrictions. We will try though. I will report back if we find
anything.
Best regards,
Patrick
On Fri, Oct 12, 2018, 2:57 PM
Hi all,
We have a Spark Structured streaming stream which is using
mapGroupWithState. After some time of processing in a stable manner
suddenly each mini batch starts taking 40 seconds. Suspiciously it looks
like exactly 40 seconds each time. Before this the batches were taking less
than a