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z/OS V1R6.0 DFSMS Access Method Services for Catalogs

z/OS V1R6.0 DFSMS Access Method Services for Catalogs

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LISTDATA|||||||||||||||||||||||||||||||||||||||||||||||OUTFILE(ddname)specifies the name of a DD statement identifying the data set used to containthe report. For ddname, substitute the name of the DD statement identifyingthe data set. Abbreviation: OFILEOUTDATASET(dsname)specifies the name of the alternate target data set. For dsname, substitute thename of the data set to be used. The data set name must be cataloged.Abbreviation: ODS or OUTDSNotes:LISTDATA Examples1. Erase the previous alternate target data set be<strong>for</strong>e specifying theOUTDATASET parameter. If you do not erase the old data set, your reportscan be inaccurate. If a report seems to be in error, compare the time fieldwith the time the job was submitted.2. OUTFILE or OUTDATASET can be specified <strong>for</strong> all printed reports.WTOWTO as used with LISTDATA STATUS specifies that in<strong>for</strong>mation on the overallcondition of the subsystem is sent to the system console and a full report isprinted. For 3990 or 9390, other status messages can appear on the systemconsole. That is, a message indicating the status of NVS and DASD fast writeappears. If the addressed device is one of a duplex pair, a status message onthe pair appears. Abbreviation: NoneThe LISTDATA command can per<strong>for</strong>m the functions shown in the followingexamples.Listing Subsystem Counters <strong>for</strong> a Particular Device: Example1In this example, a Subsystem Counters report <strong>for</strong> a particular device is requested;this example is valid <strong>for</strong> any caching model.//LISTDAT1 JOB ...//STEP1 EXEC PGM=IDCAMS//LISTVOL1 DD UNIT=3390,VOL=SER=VOL123,DISP=SHR//SYSPRINT DD SYSOUT=A//SYSIN DD *LISTDATA COUNTS FILE(LISTVOL1) DEVICE/*The LISTVOL1 DD statement specifies a 3390 unit and volume VOL123. TheLISTDATA command parameters are:vvvCOUNTS, which specifies that a Subsystem Counters report be printed.FILE, which specifies LISTVOL1 as the DD statement that allocates a 3390 unitand volume VOL123.DEVICE, which specifies that the Subsystem Counters report include onlysubsystem counters <strong>for</strong> the addressed device.Listing Subsystem Counters <strong>for</strong> All Devices within aSubsystem: Example 2In this example, a Subsystem Counters report <strong>for</strong> all devices within a subsystem isrequested.290 z/<strong>OS</strong> <strong>V1R6.0</strong> <strong>DFSMS</strong> <strong>Access</strong> <strong>Method</strong> <strong>Services</strong> <strong>for</strong> <strong>Catalogs</strong>

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