Symptom
- High cpu load in the Hana server
- System has large number of workload class mappings
select count (*) from WORKLOAD_MAPPINGS - RTE dump or kernel profiler trace shows call stack
impl::checkMapping(int&, ptime::impl::WorkloadMapping
WorkloadCatalogCache::getWorkloadClassNoLock
WorkloadClassManagerImpl::getWorkloadClass
WorkloadClassAdapter::reload
Connection::getWorkloadClass
Statement::validateLocalStatementContext
Statement::QueryExecutionScope::QueryExecutionScope
Statement::execute_
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Environment
SAP HANA, platform edition 2.0
Product
Keywords
Workload Class Mapping, CPU , "checkMapping" , KBA , HAN-DB-PERF , SAP HANA Database Performance , How To
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