7.9. SVC dumps
SVC dumps can be used in different ways:
Most commonly, a system component requests an SVC dump when an unexpected system error occurs, but the system can continue processing.
An authorized program or the operator can also request an SVC dump (by using the SLIP or DUMP command) when they need diagnostic data to solve a problem.
SVC dumps contain a summary dump, control blocks, and other system code, but the exact areas dumped depend on whether the dump was requested by a macro, command, or SLIP trap. SVC dumps can be analyzed using IPCS.
SVC dump processing stores data in dump data sets that you pre-allocate manually, or that the system allocates automatically, as needed. You can also use pre-allocated dump data sets as a backup ...
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