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Log Manager Metrics

Created:  | Updated: 


z/IRIS streams MQ storage manager metrics using data from IBM's SMF type 115, subtype 1 records. Each Log Manager measurement is structured according to a schema that can be found in this document.

The Log Manager measurements record activity (read, writes and checkpoints) as well as compression failure events and are grouped by MQ Queue Manager. Alternative grouping is possible using host name (z/OS LPAR name) or RMID.


Measurements

Measurements are prefixed. These prefixes can be changed via the z/IRIS IronTap server or container configuration.

zos.mq.log.rate

The value of log rate is computed as writes/seconds.

Name

Metric Type

IBM SMF Source

-

timestamp

QWHSTIME

host.name

tag

SM115SID

zos.mq.queue_manager

tag

SM115SSI

zos.mq.rmid

tag

QWHSRMID

gauge

field

QJSTCIWR / (256 * QWHSDURN)

zos.mq.log.writes

Name

Metric Type

IBM SMF Source

-

timestamp

QWHSTIME

host.name

tag

SM115SID

zos.mq.queue_manager

tag

SM115SSI

zos.mq.rmid

tag

QWHSRMID

gauge

field

QJSTWRW + QJSTWRNW + QJSTWRF

zos.mq.log.reads

Name

Metric Type

IBM SMF Source

-

timestamp

QWHSTIME

host.name

tag

SM115SID

zos.mq.queue_manager

tag

SM115SSI

zos.mq.rmid

tag

QWHSRMID

gauge

field

QJSTRBUF + QJSTRACT + QJSTRARH

zos.mq.log.waits

Name

Metric Type

IBM SMF Source

-

timestamp

QWHSTIME

host.name

tag

SM115SID

zos.mq.queue_manager

tag

SM115SSI

zos.mq.rmid

tag

QWHSRMID

gauge

field

QJSTWTB

zos.mq.log.checkpoints

Name

Metric Type

IBM SMF Source

-

timestamp

QWHSTIME

host.name

tag

SM115SID

zos.mq.queue_manager

tag

SM115SSI

zos.mq.rmid

tag

QWHSRMID

gauge

field

QJSTLLCP

zos.mq.log.compression.failed_rate

Name

Metric Type

IBM SMF Source

-

timestamp

QWHSTIME

host.name

tag

SM115SID

zos.mq.queue_manager

tag

SM115SSI

zos.mq.rmid

tag

QWHSRMID

gauge

field

QJSTCMPFAIL / QJSTCMPREQ

zos.mq.log.archive_dataset.reads

Name

Metric Type

IBM SMF Source

-

timestamp

QWHSTIME

host.name

tag

SM115SID

zos.mq.queue_manager

tag

SM115SSI

zos.mq.rmid

tag

QWHSRMID

gauge

field

QJSTRARH

zos.mq.log.active_dataset.reads

Name

Metric Type

IBM SMF Source

-

timestamp

QWHSTIME

host.name

tag

SM115SID

zos.mq.queue_manager

tag

SM115SSI

zos.mq.rmid

tag

QWHSRMID

gauge

field

QJSTRACT


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