Help Center/ MapReduce Service/ User Guide (Kuala Lumpur Region)/ FAQs/ Big Data Service Development/ How Do I Do If ClickHouse Consumes Excessive CPU Resources?
Updated on 2022-12-14 GMT+08:00

How Do I Do If ClickHouse Consumes Excessive CPU Resources?

Symptom

A user performs a large number of update operations using ClickHouse. This operation on a ClickHouse consumes a large number of resources. In addition, the operation will be executed again if it fails. As a result, retries of those failed operations occupy too many CPU resources.

Procedure

Delete existing data from ZooKeeper and release delete the update statement.