Is the connection pool configured by mongodb full?
Daniel Stojanov 于2020年10月26日周一 上午10:28写道:
> Hi,
>
>
> I receive an error message from the MongoDB server if there are too many
> Spark applications trying to access the database at the same time (about
> 3 or 4), "Cannot open a new cursor since
Hi,
I receive an error message from the MongoDB server if there are too many
Spark applications trying to access the database at the same time (about
3 or 4), "Cannot open a new cursor since too many cursors are already
opened." I am not too sure of how to remedy this. I am not sure how the
Correct. Also as explained in the book LearningSpark2.0 by Databiricks:
Unified Analytics
While the notion of unification is not unique to Spark, it is a core component
of its design philosophy and evolution. In November 2016, the Association for
Computing Machinery (ACM) recognized Apache
For compatibility,it's recommended:- Use compatible version of Hive.- Build
Spark without hive and configure hive to use Spark.Here is the way to build
Spark with custom Hive. It worked for me and hope helpful to you. Hive on
Spark