PM
To: user@spark.apache.org
Subject: using Apache Spark standalone on a server for a class/multiple users,
db.lck does not get removed
We have a Big Data class planned and we’d like students to be able to start
spark-shell or pyspark as their own user. However the Derby database locks the
We have a Big Data class planned and we’d like students to be able to start
spark-shell or pyspark as their own user. However the Derby database locks the
process from starting as another user:
-rw-r--r-- 1 myuser staff 38 Jun 28 10:40 db.lck
And these errors appear:
ERROR PoolWatchThread: E