python (12.9k questions)

javascript (9.2k questions)

reactjs (4.7k questions)

java (4.2k questions)

java (4.2k questions)

c# (3.5k questions)

c# (3.5k questions)

html (3.3k questions)

Questions - apache-drill

Apache Drill: Limit CPU/Memory when running in container

I am running Apache Drill and Zookeeper on a Kubernetes cluster. When Drill does not have enough CPU/Memory the entire VM is freezing. Does anyone know the best way to configure this to limit the CPU ...
test-img

Bruno Bruzini

kubernetes

apache-zookeeper

apache-drill

Votes: 0

Answers: 1

Latest Answer

You can limit Drill memory usage with the following env variables: DRILLBIT_MAX_PROC_MEM, DRILL_HEAP, DRILL_MAX_DIRECT_MEMORY. For details please refer to https://drill.apache.org/docs/configuring-dri...
test-img

Vova Vysotskyi

Apache Drill: UNSUPPORTED_OPERATION ERROR: Hash aggregate does not support schema change

Trying to run this query, brings the error Hash aggregate does not support schema change SELECT CAST (reporting_date as DATE) AS Datum, Max(calc) AS max_calc from TABLE group by reporting_date hav...
test-img

Sureshkumar Ramachandran

sql

hdfs

parquet

apache-drill

Votes: 0

Answers: 1

Latest Answer

When you use GROUP BY the columns in your SELECT that aren't aggregated need to match the columns in your GROUP BY exactly. You have "CAST (reporting_date as DATE)" in your SELECT but "...
test-img

NickW

Posts

Questions

Blogs

Jobs