............................Figures


Figure 3-1 SunOS 5.x Process Scheduler	25
Figure 3-2 Process Priorities (Programmer's View)	28
Figure 3-3 Process State Transition Diagram	48
Figure 5-1 Structure of a Message Queue	69
Figure 5-2 Structure of a Semaphore	77
Figure 5-3 Structure of a Shared Memory Segment	84
Figure 5-4 Synopsis of `shmctl`()	87
Figure 6-1 Traditional UNIX System Address-Space Layout	104
Figure 6-2 Address-Space Layout	105
Figure 7-1 Unbounded Priority Inversion	110
Figure 7-2 Application Response Time	113
Figure 7-3 Internal Dispatch Latency	114
Figure 7-4 Dispatch Priorities for Scheduling Classes	116
Figure 7-5 The Kernel Dispatch Queue	118