TSO ISRDDN command lists all the DD's assigned to our logon. it also ha the following uses.
| TSO ISRDDN Command | Description |
|---|---|
| TSO ISRDDN | Lists all the allocated datasets to that session. |
| The following command can be issues after issuing TSO ISRDDN | |
| M xxxxx | Searches all the allocated datsets from the DD list |
| PARMLIB | Shows the system parmlib concatenation for the IPL. We can use M xxx to find a parmlib. |
| LINKLIST | Lists all the datasets of LINKLIST concatenation. We can use M xxx to find a mem. |
| ENQ | enq on the system. ENQ (jobname/userid/STC) to check for contention. RESET to see ENQ with defaults. we can also use CON command it jsut list any ENQUEUS or displays a message NO ENQUUE exsists. |
| LPA | Lists both the datasets in LPA and LINKLIST |
| DUP | List the members that are in multiple datasets across LPA, LINKLIST and otehr DD allocations. |
| APF | Lists all the APF datasets for the current IPL |
| Clist or O ddname,clist | Creates allocate statements dynamically can be used in rexx or so |
Would you like to publish your Articles on IBMMainframer Community? Submit here