Siemens SM2 monitoring system 用户手册
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U3585-J-Z125-8-76
System resource utilization
Notes on SM2 operation
User task statistics
The system load caused by the activation of user task statistics by the BS2000 user with
the aid of the /START-TASK-MEASUREMENT command is mainly the result of program
counter statistics and SVC statistics.
the aid of the /START-TASK-MEASUREMENT command is mainly the result of program
counter statistics and SVC statistics.
Program counter statistics
The system load caused by program counter statistics depends on the following factors:
–
the sampling cycle selected
–
the number of tasks monitored
6.1.3
Main memory utilization
SM2 requires storage space for its code and for tables and I/O buffers.
The subsystems for the monitoring programs RESPONSETIME and UTM are loaded
subsequently if required.
subsequently if required.
Some system modules are resident, others are paging modules. The size of the tables
depends on the number of objects to be monitored.
depends on the number of objects to be monitored.