A remote check runs as a task in the caller's address space. To learn about the differences between local and remote checks and deciding which type you want to write, see Remote checks.

A IBM Health Checker for z/OS check gathers information about the system environment and parameters, compares them to suggested settings or looks for configuration problems, and then informs customers of the results through detailed messages. Because remote checks run in the caller's address space (rather than the IBM® Health Checker for z/OS® address space) you must ensure communication between the remote check routine and IBM Health Checker for z/OS.

To learn about the differences between local and remote checks and deciding which type you want to write, see Remote checks.