Mainframe Enablers TimeFinder SnapVX and zDP 8.5 Product Guide

The following DSECT describes each entry in the Symm section.

**
* Symmetrix Controller Section - one controller
**
EIPSMFD_SMF_SYMM      DSECT ,      Symmetrix Controller
EIPSMFD_SMF_SYMMLEN    DS   F       Section length
EIPSMFD_SMF_SYMMLENSRP DS   F       - Length including SRP(s)
EIPSMFD_SMF_SYMMLENDEV DS   F       - Length including SRP(s) + DEVs
EIPSMFD_SMF_SYMGK      DS   F       GateKeeper CCUU
EIPSMFD_SMF_SYMSER     DS   CL12    Serial number
EIPSMFD_SMF_SYMMCL     DS   XL4     Microcode level
EIPSMFD_SMF_SYMRDFGRP  DS   XL16    RDF Group list (x'FF' for local)
EIPSMFD_SMF_SYMUCB@    DS   A       GateKeeper UCB address
EIPSMFD_SMF_SYMDEV#    DS   F       Device Count - total for Symm
EIPSMFD_SMF_SYMDEV#_DEV DS  F       EIPSMFD_SMF_DEV device Count
.*
EIPSMFD_SMF_SYMFLGS    DS   XL10    SYM Flags (see EIPSYM_FLAGS)
                       DS   XL2     ... open ...
.*
EIPSMFD_SMF_SYMTKCHG   DS   XL8     Total Source changed track count
EIPSMFD_SMF_SYMTKUNI   DS   XL8     Total Source unique track count
EIPSMFD_SMF_SYMTKSIZE  DS   XL8     Total size (tracks)
.*
EIPSMFD_SMF_SYMRDP     DS   X       RDP Utilization %
                       DS   XL1     ... open ...
EIPSMFD_SMF_SRP#       DS   H       SRP Count
.*
EIPSMFD_SMF_SYMSRPSZ   DS   H       Length of individual SRP entry
EIPSMFD_SMF_SYMDEVSZ   DS   H       Length of individual DEV entry
EIPSMFD_SMF_SYMNEXT    EQU  *       Next entry, etc. (if any)
EIPSMFD_SMF_SYMM_LN    EQU *-EIPSMFD_SMF_SYMM

Within the SYMM section, each SYMM element is immediately followed by elements describing the storage resource pools (SRP) on that storage system that is in use within the snapset. The number of SRP elements is EIPSMFD_SMF_SRP# within the owning storage system.

**
* SRP Entry - One per SRP per controller
**
EIPSMFD_SMF_SRP    DSECT           SRP Table
EIPSMFD_SMF_SRPLEN  DS   F          Section length
EIPSMFD_SMF_SRPID   DS   XL4        SRP Id
EIPSMFD_SMF_SRPNM   DS   CL32       SRP Name
EIPSMFD_SMF_SRPRSV  DS   X          SRP Reserved Capacity %
                    DS   XL3        ... open ...
EIPSMFD_SMF_SRPTOT  DS   XL8        SRP Total Tracks
EIPSMFD_SMF_SRPALC  DS   XL8        SRP Allocated Tracks
EIPSMFD_SMF_SRPSNP  DS   XL8        SRP Snap Tracks
                    DS  0D
EIPSMFD_SMF_SRP#L  EQU  *-EIPSMFD_SMF_SRP  .SRP entry Length