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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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DCOLLECT OutputDSCFLAG2DSCFLAG3DSCAVAILDSCDIRBDSCSEQBDSCFDIRRDSCFDIRBDSCFSEQRDSCFSEQBDSCSYNCDDirect access response time objective has beenspecified, see DSCDIRR.Direct access bias has been specified, see DSCDIRB.Sequential access response time objective has beenspecified, see DSCSEQR.Sequential access bias has been specified, seeDSCSEQR.This bit indicates that the system should returnfrom a BSAM CHECK issued <strong>for</strong> a WRITE againsta PDSE member after (synchronized) the data hasactually been written to a storage device.DSCFIAD Initial access response time has been specified, seeDSCIACDL.Storage Class Parameters Specification Flags Byte 2. The followingare indicated if the specified bit is ’1’.DSCDFACC <strong>Access</strong>ibility has been specified. See DSCACCES.DSCDFSDR Striping Sustained Data Rate has been specified.See DSCSTSDR.DSCFDCFW Direct CF weight has been specified; seeDSCDIRCW.DSCFSCFW Sequential CF weight has been specified; seeDSCSEQSW.DSCFPAV PAV options have been specified; see DSCPAV.DSCDSSEP Data set separation has been specifiedDSCTIER Multi-tier storage class or notDSCACCVF ACC version parameter specified; see DSCACCV.Storage Class Parameters Specification Flags Byte 3. The followingare indicated if the specified bit is ’1’DSCACCBF ACC Backup parameter specified; see DSCACCB.This field shows the availability options specified <strong>for</strong> the StorageClass and is mapped by DSCAVLDC, DSCAVLST, DSCAVLCN,and DSCAVLPR.0 Do not care about availability.1 Use standard availability.2 Use continuous availability.3 Continuous availability preferred.This field shows the direct access bias <strong>for</strong> data sets in this storageclass. The direct access bias tells whether the majority of I/Oscheduled <strong>for</strong> the data sets in this storage class is <strong>for</strong> READ,WRITE, or unknown. This field is mapped by DSCBIADC,DSCBIARD, and DSCBIAWR.0 Direct access bias is unknown.1 Direct access has read bias.2 Direct access has write bias.This field shows the sequential access bias <strong>for</strong> data sets in thisStorage Class. The sequential access bias shows whether the482 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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