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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
Manage shared memory
Set operating-system shared-memory configuration parametersSeveral operating-system configuration parameters can affect the use of shared memory by the database server.
Semaphores (UNIX™)The database server operation requires one UNIX™ semaphore for each virtual processor, one for each user who connects to the database server through shared memory (ipcshm protocol), six for database server utilities, and sixteen for other purposes.

Semaphores (UNIX)

The database server operation requires one UNIX™ semaphore for each virtual processor, one for each user who connects to the database server through shared memory (ipcshm protocol), six for database server utilities, and sixteen for other purposes.