-setup_instruments: To view the Mutex page it is likely you will need
-to change the configuration of setup_instruments. pstop needs UPDATE
-rights on this table to do that. If the pstop user does not have
-this right then the configuration will not be modified and you may see
-no data. When pstop stops it will restore the setup_instruments
-configuration back to its original settings if it successfully
+setup_instruments: To view the Mutex or Stage page pstop will try to
+change the configuration if needed and if you have grants to do this.
+If the server is --read-only or you don't have sufficient grants
+and the changes can not be made these pages may be empty.
+Pior to stopping pstop will restore the setup_instruments
+configuration back to its original settings if it had successfully