Consequences: ● Swap: performance degradation ● Out-of-memory (OOM) killer: service disruption ● Multi-tenant environment: resources are shared by different processes🚨 90% Memory Used ~$ top -o RES What’s

imported data. #### add-index-by-sql = false 3094 #### When you use TiDB Lightning to import a multi-tenant TiDB cluster, use �→ this parameter to specify the corresponding key space name. #### The default variable to OFF: SET GLOBAL tidb_enable_fast_create_table = OFF; 14.12.22 Schema Cache In some multi-tenant scenarios, there might be hundreds of thousands or even millions of databases and tables. Loading their causes, and solutions. 5294 15.8.4.1 How to specify the location of data for compliance or multi-tenant applications? You can use Placement Rules to specify the location of data for compliance or multi-

imported data. #### add-index-by-sql = false 2789 #### When you use TiDB Lightning to import a multi-tenant TiDB cluster, use �→ this parameter to specify the corresponding key space name. #### The default to OFF: SET GLOBAL tidb_enable_fast_create_table = OFF; 5015 14.12.22 Schema Cache In some multi-tenant scenarios, there might be hundreds of thousands or even millions of databases and tables. Loading their causes, and solutions. 5273 15.8.4.1 How to specify the location of data for compliance or multi-tenant applications? You can use Placement Rules to specify the location of data for compliance or multi-

(experimental, introduced in v8.0.0) SaaS companies using TiDB as the system of record for their multi-tenant �→ applications often need to store a substantial number of tables. In �→ previous versions the imported data. #### add-index-by-sql = false #### When you use TiDB Lightning to import a multi-tenant TiDB cluster, use �→ this parameter to specify the corresponding key space name. #### The default their causes, and solutions. 5147 15.8.4.1 How to specify the location of data for compliance or multi-tenant applications? You can use Placement Rules to specify the location of data for compliance or multi-

imported data. #### add-index-by-sql = false 2668 #### When you use TiDB Lightning to import a multi-tenant TiDB cluster, use �→ this parameter to specify the corresponding key space name. #### The default their causes, and solutions. 5193 15.8.4.1 How to specify the location of data for compliance or multi-tenant applications? You can use Placement Rules to specify the location of data for compliance or multi- (experimental, introduced in v8.0.0) SaaS companies using TiDB as the system of record for their multi-tenant �→ applications often need to store a substantial number of tables. In �→ previous versions

imported data. #### add-index-by-sql = false 2676 #### When you use TiDB Lightning to import a multi-tenant TiDB cluster, use �→ this parameter to specify the corresponding key space name. #### The default their causes, and solutions. 5222 15.8.4.1 How to specify the location of data for compliance or multi-tenant applications? You can use Placement Rules to specify the location of data for compliance or multi- (experimental, introduced in v8.0.0) SaaS companies using TiDB as the system of record for their multi-tenant �→ applications often need to store a substantial number of tables. In �→ previous versions