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DBH form SYSTEM INFORMATION

This form displays the current settings and values for DBH operation, in particular the size and occupancy of individual containers. You can also use this form to obtain information on the progress of a DBH session restart.

Field descriptions

<ver>

DBH

CNF

Time

Version of the DBH.

Name of the DBH to which the data in the form relates.

Name of the configuration monitored.

Time at which the form is output.

Active Suborders for CALL DML

Number of active suborders for CALL DML (logical files).

Active Suborders for SQL DML

Number of active suborders for SQL (SQL-DML).

Available Suborders Maximal

Maximum value for the number of concurrent suborders (DBH option SUBORDERS, MAXIMUM parameter).

Available Suborders Current

Initial value for the number of concurrent suborders (DBH option SUBORDERS, INITIAL parameter).

Used Suborders Maximal

Maximum number of used suborders in the session.

Used Suborders Current

Current number of used suborders. This value is the sum of the values for “Active Suborders for CALL DML” and “Active Suborders for SQL DML”.

Parallel Open Spaces

Current number of concurrently open spaces.

Open Cursors

Current number of open internal cursor files .

Accounting

ON/OFF specifies whether Accounting is currently switched on or off.

SESCOS

ON/OFF specifies whether SESCOS is currently switched on or off.

Request Control

ON/OFF specifies whether priority control is currently switched on or off.

Container Current Size

Current size of the work container resp. of the transfer container in the DBH session in Kbytes.

Container Current Percentage Occupation

Current percentage of the container occupied in relation to the current size.

Container Maximal Size

Maximum occupation for the container according to the DBH options.

Container Maximal Percentage Occupation

Maximum percentage of the container occupied in the DBH session in relation to the maximum value specified in the DBH options.

Threads Active

Number of currently active threads (threads that are in the “running” state). The number of active threads is smaller than or equal to the number of tasks.

Threads Ready

Current number of ready threads (threads that are in the “ready to run” state).

Threads Free

Number of currently free threads (threads that currently do not have a job).

Threads Waiting

Current number of threads that are not active due to a semaphore, block or termination of a system job.

Threads TA-Lock

Current number of threads that are not active due to a TA lock.

Threads Service Task

Current number of threads that are not active because they are waiting for a service task.

Threads I/O

Current number of threads that are not active due to I/O.

Valid Logging Info - Number of Blocks

Number of logging blocks that have accrued for a restart (number of blocks with PBI info+number of blocks with LBI info+number of blocks with AI info). This value is displayed only in an ongoing DBH session. During a DBH session restart, 0 is displayed.

Restart Blocks Current: ... Total: ... Done: ...%

Number of processed logging blocks or total number of logging blocks to be processed (number of blocks with LBI info+number of blocks with AI info) and the processing progress (relation of “Current” to “Total” in percent). These values enable you to observe the progress of the restart. These values are displayed only while the DBH session is restarting. In an ongoing DBH session, zeroes are displayed.