SMF 74 fields

SMF74AGC

(Integer)

SMF74AGC

The Alias Management Group number defined on the physical controller for this device. This number is valid if the device belongs to a DASD subsystem that supports Alias Management Groups and bit 1 of SMF74CN2 is set

SMF74AGS

(Integer)

SMF74AGS

The Alias Management Group number assigned by z/OS for this device on this system. This number is valid if the device belongs to a DASD subsystem that supports Alias Management Groups and bit 1 of SMF74CN2 is set

SMF74ALC

(Integer)

SMF74ALC

Number of samples during the measurement interval that indicated that the device was allocated

SMF74ATD

(Integer)

SMF74ATD

Number of times I/Os were subjected to imposed delays dueto PAV alias throttling

SMF74ATV

SMF74ATV

Device active time

SMF74CAP

(Integer)

SMF74CAP

DASD volume capacity (in cylinders)

SMF74CAT

(EGNX)

Cat

cat

CEF category; not displayed for non-CEF

SMF74CDF

SMF74CDF

Device class dependent fields

SMF74CFL

SMF74CFL

Configuration Change Flags

SMF74CLF

(Mapped Integer)

SMF74CLF

Flags for each device class:

SMF74CMR

(Integer)

SMF74CMR

Initial command response time in units of 128 microseconds

SMF74CN2

SMF74CN2

Device Flag Extension 2

SMF74CNF

SMF74CNF

Device flags:

SMF74CNN

SMF74CNN

Device connect time

SMF74CNX

SMF74CNX

DEVICE FLAG Extensions:

SMF74COF

(Integer)

SMF74COF

Number of requests with connect time overflow

SMF74CU

(EGNX)

SMF74CU

Control unit name

SMF74CUB

(Integer)

SMF74CUB

No longer used

SMF74CUQ

SMF74CUQ

Control unit queuing time

SMF74DA

(EGNX)

SMF74DA

Data area  not cleared

SMF74DCF

SMF74DCF

Processing flags for DASD device class

SMF74DCI

SMF74DCI

SDEVICE configuration information

SMF74DCT

(EGNX)

SMF74DCT

Configuration Token for selfdescribing devices or 4-byte device number in EBCDIC format left justified with trailing blanks

SMF74DEV

(EGNX)

SMF74DEV

Device name

SMF74DFL

(Integer)

SMF74DFL

Device class flags

SMF74DIS

SMF74DIS

Device disconnect time

SMF74DMS

SMF74DMS

Message flags

SMF74DPB

(Integer)

SMF74DPB

No longer used

SMF74DSO

(Integer)

SMF74DSO

Not longer needed  new field is SMF74NDA variable name is needed for conversion

SMF74DTS

SMF74DTS

Identify source of Token

SMF74DVB

(Integer)

SMF74DVB

Device busy delay time

SMF74ENF

SMF74ENF

Flags

SMF74GEN

(Integer)

SMF74GEN

Total number of devices specified for all classes at system generation

SMF74HPC

(Integer)

SMF74HPC

Number of configured HyperPAV aliases for that LSS

SMF74ICT

(Integer)

SMF74ICT

Invalid sample count

SMF74IDT

(Integer)

SMF74IDT

Interrupt delay time in units of 128 microseconds. This field is zero if not supported by the hardware.

SMF74LCU

(Integer)

SMF74LCU

Logical control unit number (0000 to ffff)

SMF74MCT

(Integer)

SMF74MCT

Maximum number of allocated tape devices

SMF74MEC

(Integer)

SMF74MEC

Measurement event count (number of ssch for which connect  pending  and active times were stored

SMF74MTC

(Integer)

SMF74MTC

Number of mounts

SMF74MTP

(Integer)

SMF74MTP

Number of samples during the measurement interval that indicated a mount pending condition

SMF74NBL

(EGNX)

SMF74NBL

Blanks  if SMF74SND=1

SMF74NDA

(Integer)

SMF74NDA

Total number of allocations in effect for the device

SMF74NDN

(EGNX)

SMF74NDN

4-digit device number  if SMF74SND=1

SMF74NM2

(Integer)

SMF74NM2

Device number same as SMF74NUM

SMF74NRD

(Integer)

SMF74NRD

Number of samples during the measurement interval that indicated that the device was not ready

SMF74NSS

(Integer)

SMF74NSS

Number of skipped samples caused by too large delta values

SMF74NUM

(Integer)

SMF74NUM

Device number in the range x'0000' to x'ffff'

SMF74NUX

(Integer)

SMF74NUX

Number of exposures (of multiple). In case of a HyperPAV base device  SMF74HPV = 1  number of accumulated HyperPAV aliases

SMF74NXT

(Integer)

SMF74NXT

Number of device data sections in following records for this class

SMF74PCT

(Integer)

SMF74PCT

Number of unsuccessful PAV samples

SMF74PEN

SMF74PEN

Device pending time

SMF74PSM

(Integer)

SMF74PSM

Number of successful PAV samples

SMF74QUE

(Integer)

SMF74QUE

Number of requests queued in ios for this device

SMF74RSV

(Integer)

SMF74RSV

Number of samples during the measurement interval that indicated that the device was reserved

SMF74RV3

(Integer)

SMF74RV3

Internally used

SMF74S15

(Integer)

SMF74S15

Reg 15 after SMS interface call (SSI RC)

SMF74SCS

SMF74SCS

Subchannel Set the device is situated

SMF74SER

(EGNX)

SMF74SER

Volume serial number of mounted volume

SMF74SGN

(EGNX)

SMF74SGN

Storage Group Name

SMF74SRC

(Integer)

SMF74SRC

Return code from SMS interface (SSOB RC)

SMF74SRS

(Integer)

SMF74SRS

Reason code from SMS interface (SSOB RS)

SMF74SSC

(Integer)

SMF74SSC

Start subchannel (ssch) count

SMF74STP

(Integer)

SubT

Record subtype as text

SMF74STPD

(Mapped Integer)

SubText

Record subtype as text

SMF74SUB

(Integer)

SMF74SUB

Device class code: '0080'x - magnetic tape devices '0040'x - communication equipment '0020'x - direct access devices '0010'x - graphics devices '0008'x - unit record devices '0004'x - character reader devices

SMF74TDT

(EGNX)

SMF74TDT

IODF creation date mm/dd/yy

SMF74TDY

(EGNX)

SMF74TDY

IODF creation date mm/dd/yyyy

SMF74TNM

(EGNX)

SMF74TNM

IODF name

SMF74TOK

(EGNX)

SMF74TOK

IODF creation info

SMF74TOT

(Integer)

SMF74TOT

Number of device data sections in all records for this class

SMF74TSF

(EGNX)

SMF74TSF

Suffix of IODF Name

SMF74TSR

(Integer)

SMF74TSR

Number of small records written for this class during interval

SMF74TTM

(EGNX)

SMF74TTM

IODF creation time hh.mm.ss

SMF74TYP

SMF74TYP

Unit type

SMF74UTL

(Integer)

SMF74UTL

Number of samples when the device was reserved  but an ssch had not been issued