Chapter 3: Tuning CPU resources

Table of contents

• Chapter 3: Tuning CPU resources
  • Operating system states
    • Viewing CPU activity
    • Process states
    • Clock ticks and time slices
    • Context switching
    • Interrupts
    • Calculation of process priorities
    • Examining the run queue
  • Multiprocessor systems
    • Support for multiple processors
    • Using the mpstat load displayer
    • Examining interrupt activity on multiprocessor systems
  • Process scheduling
    • Adjusting the scheduling of processes
    • Controlling priority calculations -- dopricalc
    • Controlling the effective priority of processes -- primove
    • Controlling cache affinity -- cache_affinity
    • Controlling process preemption -- preemptive
    • Load balancing -- loadbalance
  • Identifying CPU-bound systems
  • Tuning CPU-bound systems