Data Element list used by SAP ABAP Function Module SUBST_READ_SYS_ENVIRONMENT (Reads System Environment Variables Relevant for the Upgrade)
SAP ABAP Function Module 
SUBST_READ_SYS_ENVIRONMENT (Reads System Environment Variables Relevant for the Upgrade) is using
| # | Object Type | Object Name | Object Description | Note |
|---|---|---|---|---|
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|
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| 1 |  Data Element |
ALEUSERNO | Number of registered users | SOURCE VALUE(EV_USERNO) LIKE SPFIS-USERNO |
| 2 | Data Element |
PFEAPSNAME | Application server | SOURCE VALUE(IV_SERVER) LIKE SPFIS-APSERVER |
| 3 | Data Element |
PFEBANAME | Name of Operation Mode | SOURCE VALUE(EV_CURBANAME) LIKE SPFIS-CURBANAME |
| 4 | Data Element |
PFEHOSTNAM | Host Name | SOURCE VALUE(EV_HOST) LIKE SPFIS-HOST |
| 5 | Data Element |
PFEINSTCMA | Application server services | SOURCE VALUE(EV_SERVICES) LIKE SPFIS-CMPONAPS |
| 6 | Data Element |
PFEINSTHOM | Home Directory of SAP Instance | SOURCE VALUE(EV_HOMEDIR) LIKE SPFIS-HOMEDIR |
| 7 | Data Element |
PFEINSTPFL | Name of Instance Profile | SOURCE VALUE(EV_PFINST) LIKE SPFIS-PFINST |
| 8 | Data Element |
PFEINSTPFS | Instance Startup Profile | SOURCE VALUE(EV_PFSTART) LIKE SPFIS-PFSTART |
| 9 | Data Element |
PFEINSTSTD | Run-time status of instance | SOURCE VALUE(EV_ALSTATE) LIKE SPFIS-STATE |
| 10 | Data Element |
PFESYSNAME | SAP System Name | SOURCE VALUE(EV_SYSNAME) LIKE SPFIS-SYSNAME |
| 11 | Data Element |
PFESYSNR | SAP system number (00 - 99) | SOURCE VALUE(EV_SYSNR) LIKE SPFIS-SYSNR |
| 12 | Data Element |
PFEWPNOBTC | No. background work processes for instance | SOURCE VALUE(EV_WPNOBTC) LIKE SPFIS-WPNOBTC |
| 13 | Data Element |
PFEWPNODIA | No. dialog work processes of instance | SOURCE VALUE(EV_WPNODIA) LIKE SPFIS-WPNODIA |
| 14 | Data Element |
PUTSTATUS | Upgrade status | SOURCE VALUE(EV_ADDONSTATE) LIKE AVERS-UPDSTATUS |
