Micro Focus Visual COBOL 2.3 for Visual Studio 2015 > Deployment > Deploying to Enterprise Server > Enterprise Server configuration and administration > Overview and Architecture > Enterprise Server Processes

Enterprise Server Processes

Restriction: This topic applies only when the Enterprise Server feature is enabled.

CASCD - Region Console Daemon

CASCD manages region processes and console log messages. There is one of these console daemon process for every region. It is started by the casstart process.

CASCD is the parent of all other processes that run for the lifetime of the region. If it detects they have died, it informs CASMGR and restarts them.

Responsibities:

Starting processes
Monitoring started processes
Informing Server Manager of any process termination
Console Messages

CASMGR - Region Server Manager

CASMGR is started by the CASCD process, and works in conjunction with the Console Daemon to provide process management. There is one server manager process per region, represented by a DCA control block in shared memory.

Responsibilities:

Creates and manages the IPC area (shared memory) based on configuration data from MFDS
Controls the system state of Enterprise Server
Participates in error recovery processing
Monitors region state for timeouts and deadlocks

CASTSC - Region Temporary Storage, Channels and Containers Control (TSC)

CASTSC controls temporary storage, channels, and containers. There is one process per region. It is started by CASCD.

Responsibilities:

Historical Statistics Facility
Auxiliary trace logging
Distribution of system events to interested parties

MFCS - Micro Focus Communication Server

MFCS is the region communication component which handles the communication between clients and the Enterprise Server. There can be one or more communications servers per region depending on capacity needs.

MFCS is started by CASCD and contains the Web Services listener.

It is represented by a TCTS control block in shared memory.