CP386: Process Scheduling Simulator

Interactive demonstration of process states, PCB information, scheduling, I/O waiting, context switching, and termination.

CPU and Scheduling Queues

CPU Core 0

Ready Queue

I/O Wait Queue

Terminated

Simplified Process State Model

NEW
READY
RUNNING
WAITING
TERMINATED
Watch the highlighted state for the process currently selected by the simulator.

Conceptual Process Memory

Text
PC 0: LOAD AX, 0
instruction currently selected by the process
Data / BSS
sharedData = 0
simulated global/shared variable
Heap ↑
heap[0] = 0
simulated dynamically allocated value
Free Space
available = 896 KB
illustrative unused virtual space
Stack ↓
PID 1 | local AX=0 | return PC=1
selected process local/call-state example
These are conceptual simulator values, not physical addresses from the browser.

OS Process Table / PCB View

PID State PC AX BX Parent CPU ticks
Ready Running Waiting Terminated

Event Log

Suggested classroom use: ask students to predict the next state before pressing a button.