> ## Part 3: z/OS Log Messages and Reference

> This part contains the following chapters:

> - "Overview of z/OS Log Messages" describes how z/OS log messages are organized and formatted.
> - "z/OS Messages and Descriptions" lists z/OS log messages that may be generated and provides a description for each message.
> - "SAS/C Runtime Library Messages" describes how SequeLink Server and SequeLink Manager report messages generated by the SAS/C run-time library.