Severity Classification Level Definitions

Severity Classification Level	Organizational Impact	Definition
Severity 1	Critical Business Impact	ClickHouse DBMS LTS or stable software release in production use is not functioning or is stopped or severely impacted so that Customer cannot reasonably continue use of DBMS and no Workaround is available
Severity 2	Major Business Impact	ClickHouse DBMS LTS or stable software release is functioning inconsistently causing significantly impaired Customer usage and productivity, such as periodic work stoppages and feature crashes
Severity 3	Minor Business Impact or General Questions	ClickHouse DBMS LTS or stable software release is functioning inconsistently causing slightly impaired Customer usage and productivity but Customer can work around such inconsistency or impairment, or Customer has a question or enhancement for the DBMS or ClickHouse not determined an Error