Q: Why didn't my RMC sampler work when we upgraded to the latest version of Netprobe?

This is a legacy setting that is of no current use. Since GA3.0.21 we have had several ways of testing (or not testing) the shared memory in case of faults. As a default you should remove this setting and rely on the built in shared memory testing to ascertain if this is the correct segment.

To fix this, modify your Sampler and remove the Process parameter in your Sampler's Advanced tab as shown in the screenshot below: