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Resource Management by Tom Bialaski, Enrique Vargas, Evert Hoogendoorn, Adrian Cockcroft, Richard Mc Dougall

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Decay Factors and Parameters

The SRM software is designed to run with minimal or no tuning. However, a number of configurable parameters govern the way the scheduler apportions shares. These parameters can be used to influence the way the scheduler reacts to dynamic workloads, and different parameters can sometimes benefit particular workloads.

The SRM scheduler is a complete replacement for the Solaris timeshare scheduler (TS), and hence does not use any of the existing parameters provided with the TS scheduler module. On systems where SRM is installed, use the dispadmin command to display the configured scheduling classes:

# dispadmin -l CONFIGURED CLASSES ================== SYS (System Class) SHR ((SHR) SRM Scheduler) TS (Time Sharing) IA ...

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