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EXTRACT z/OS DFSMSdfp Checkpoint/Restart SC23-6862-00 |
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The EXTRACT macro obtains information from the task control block (TCB). TCB information may change when the task terminates and the job step restarts. If the information is needed after restart, the EXTRACT macro instruction should be reissued after the checkpoint is taken, as shown in Figure 1. Figure 1. Obtaining Updated TCB Information after Restart
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