You can use db2trc to extensively tracefunction and data flows, as well as for troubleshooting any problems that you are investigating.
您可以使用db 2 trc广泛跟踪功能和数据流，并排除您正在调查的任何问题。
2
Trace hooks can be applied at the entry or exit of any function.
跟踪钩子可以应用于任何函数的入口或出口。
3
Information contained in this output includes process, thread, and node number, as well as trace point Numbers, function names, trace record types and, in some cases, probe Numbers.