VSAM/OSAM Databases attributes

Use the VSAM/OSAM Databases attributes to view statistics for active VSAM and OSAM databases.

Access Method The access method of the database, either VSAM or OSAM.

Area Name The area name for DEDB. Valid format is a text string of up to eight alphanumeric characters.

Database Name The name of the subject IMS database. Valid format is a text string of up to eight alphanumeric characters.

DDName Displays the DDname which makes up the database. Valid format is a text string of up to eight alphanumeric characters.

DMB Access DMB access characteristics are available for DMBs in memory. Valid values include Read_Only_Access, Read_Access, Update_Access, Exclusive_Access, DMB_Not_In_Mem, and DMB_Access_Unknown.

DMB Residency DMB residency is resident, in memory or not in memory (not resident). Valid values include DMB_Resident, DMB_In_Memory, and DBM_Not_In_Mem.

DMB Size The size of the DMB, in bytes. Valid format is an integer.

Dynamic Backout Error A flag indicating a dynamic backout error occurred in the database. Valid values include Yes and No.

EXCP Count The total number of EXCPs to the database. Valid format is an integer.

EXCP Count Extended Precision The total number of EXCPs to the database (64 bit). Valid format is an integer.

EXCP Rate The number of physical I/Os per second. Valid format is an integer.

IMS ID The IMS Subsystem identifier. Valid format is a text string of up to four alphanumeric characters. Example: I61A.

Inquiry Only Indicates whether the database is inquiry only (Yes) or not (No). Valid format is a text string of up to three alphanumeric characters.

Message Ident This identifier ties a group of messages to a specific table. Valid format is a text string of up to four alphanumeric characters.

Originating System Identifier Fully identifies the originating IMS subsystem. Valid format is a text string of up to 32 alphanumeric characters. Example: I91A:SP22:IMS

PSB Count The count of active PSTs that reference this database. Valid format is an integer.

Recoverability DMB recoverability status. Valid values include DMB_Not_Found, DMB_Non_Recoverable, and DMB_Recoverable.

Status Indicates the scheduling status for DMB, an IMS control block in main storage that describes and controls a physical database. Valid values include DBD_Cmd_Act, DMB_Not_Found, DMB_Stopped, DMB_Locked, Wait_Pool_Space, Active, Available, Dyn_Backout_Err, Not_Allocated, DBR_Cmd_Act, DMB_Not_Loaded, Data_Area_Empty, Recovery_Needed, Area_IO_Error, Stop_Pending, Restart_Pend, Area_Stopped, Area_Open, and Area_Not_Open.

Timestamp The date and time when the monitoring agent retrieved the data. This attribute is intended for logging and reporting data collection times rather than for creating situations. To specify a time of day for monitoring, use attributes from the Universal Time or Local Time groups. See the Tivoli Enterprise Portal help for instructions on specifying timestamp attributes in situations and queries.

Type The type of the database. Valid values include HDAM, HIDAM, HISAM, HSAM, INDEX, DEDB, MSDB, PSINDEX, PHIDAM, PHDAM and SSAM.

Write Error A flag indicating a write error occurred in the database. Valid values include Yes and No.