Topic manager data records

Use this topic as a reference to the format of the topic manager data records.

The format of the topic manager statistics record is described in the following table and in assembler macro thlqual.SCSQMACS(CSQDQTST) and C header file thlqual.SCSQC370(CSQDSMFC). The field names in C are all in lowercase, for example qtst, qtstid.

Offset: Dec	Offset: Hex	Type	Len	Name	Description
0	0	Structure	96	QTST	Topic manager statistics
0	0	Bitstring	2	QTSTID	Control block identifier
2	2	Integer	2	QTSTLL	Control block length
4	4	Character	4	TESTEYEC	Control block eye catcher
8	8	Character	88	QTSTZERO	QTST part cleared on occasion
8	8	Integer	4	QTSTSTOT	Total subscription requests
12	0C	Integer	4	QTSTSDUR	Durable subscription requests
16	10	Integer	4	QTSTSHIG (1:3)	Subscription high water mark array (API, ADMIN, PROXY)
28	1C	Integer	4	QTSTSLOW (1:3)	Subscription low water mark array (API, ADMIN, PROXY)
40	28	Integer	4	QTSTSEXP	Subscriptions expired
44	2C	Integer	4	QTSTTMSG	Total messages put to Sub queue
48	30	Integer	4	QTSTSPHW	Single publish subscriber high water mark
52	34	Integer	4	QTSTPTOT (1:3)	Total Publication requests (API, ADMIN, PROXY)
64	40	Integer	4	QTSTPTHI	Total publish high water mark
68	44	Integer	4	QTSTPTLO	Total publish low water mark
72	48	Integer	4	QTSTPNOS	Count of publishes to no subscriber
76	4C	Integer	4	*	Reserved
80	50	Bitstring	8	QTSTETHW	Elapse time HW on publish
88	58	Bitstring	8	QTSTETTO	Elapse time total on publish

Parent topic: Interpreting IBM MQ for z/OS performance statistics