Enqueues Performed on CA-PanAPT VSAM Data Sets

Enqueues › Enqueues Performed on CA-PanAPT VSAM Data Sets

Enqueues Performed on CA-PanAPT VSAM Data Sets

Enqueues on CA‑PanAPT VSAM data sets are performed as follows:

The scope of all enqueues is SYSTEMS.
The QNAME for all enqueues is APTSYS.
The RNAME for all enqueues is an 84-byte field, formatted as follows:
- The first 44 characters of the RNAME field is the data set name of the CA‑PanAPT VSAM file that is being accessed.
- When enqueuing VSAM updates, the 40 characters following the data set name always contain "APTDB" padded with spaces.
- When enqueuing certain records, Move Requests, or other entities, the 40 characters following the data set name begin with 8 characters describing the record type being updated.

When enqueuing various batch programs, the 40 characters following the data set name contain the batch program name padded with spaces. At this time APCS5391 is the only batch program that is single threaded in this manner.See the table that follows:

Records	First 8 characters	Last 32 characters
Control file	APTCTL	Contain position 2 through 29 of the VSAM key of the Control record, padded with spaces.
Pending file	APTPEND	Contain the 6 character Move Request number padded with spaces. This enqueues on a specific Move Request. Also, at times, there are enqueues with the remaining 32 characters containing 000000 followed by spaces. This enqueues the Pending file control record.
Library Code	APTLIBC	Contain the 4 character Library Code and the 3 character subcode padded with spaces, if a Library Code is being enqueued. Contain "$MODEL BASE: " and the 4 character model base padded with spaces, if a Model Base is being enqueued.
Inventory	APTDIBS	Contain the full VSAM key of the Inventory record to be enqueued, padded with spaces.