In this paper,we discuss the CDF Run Ⅱ Run Control and online event monitoring system.Run Control is the top level application that controls the data acquisition activities across 150 front end VME crates and related...In this paper,we discuss the CDF Run Ⅱ Run Control and online event monitoring system.Run Control is the top level application that controls the data acquisition activities across 150 front end VME crates and related service processes,Run Control is a real-time multi-threaded application implemented in Java with flexible state machines,using JDBC database connections to configure clients,and including a user friendly and powerful graphical user interface.The CDF online event monitoring system consists of several parts;the eent monitoring programs,the display to browse their results,the server program which communicates with the display via socket connections ,the error receiver which displays error messages and communicates with run Control,and the state manager which monitors the state of the monitor programs.展开更多
文摘In this paper,we discuss the CDF Run Ⅱ Run Control and online event monitoring system.Run Control is the top level application that controls the data acquisition activities across 150 front end VME crates and related service processes,Run Control is a real-time multi-threaded application implemented in Java with flexible state machines,using JDBC database connections to configure clients,and including a user friendly and powerful graphical user interface.The CDF online event monitoring system consists of several parts;the eent monitoring programs,the display to browse their results,the server program which communicates with the display via socket connections ,the error receiver which displays error messages and communicates with run Control,and the state manager which monitors the state of the monitor programs.