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AdministeringIn addition to administering the database server, you can tune performance, replicate data, and archive data.
System administrationThese topics contain concepts, procedures, and reference information for database and database server administrators to use for managing and tuning HCL OneDB™ database servers.
Administrator's GuideThe HCL OneDB™ Administrator's Guide provides the information required to administer HCL OneDB™.
Disk, memory, and process management
Virtual processors and threadsThese topics describe virtual processors, explain how threads run within the virtual processors, and explain how the database server uses virtual processors and threads to improve performance.
Virtual processor classesEach class of virtual processor is dedicated to processing certain types of threads.
User-defined classes of virtual processorsYou can define special classes of virtual processors to run user-defined routines or to run a DataBlade® module.
Determine the number of user-defined virtual processors neededYou can specify as many user-defined virtual processors as your operating system allows.

Determine the number of user-defined virtual processors needed

You can specify as many user-defined virtual processors as your operating system allows.

If you run many UDRs or parallel PDQ queries with UDRs, you must configure more user-defined virtual processors.