Update MLFQ_algo.py

Author: Amir-Shamsi

MLFQ_algo.py

@@ -0,0 +1,27 @@
+import sys
+
+sys.path.append(".")
+from RR_algo import RoundRobin
+from FCFS_algo import FCFS
+
+
+class MLFQ:
+ processes = []
+ grantt_chart = []
+
+ def __init__(self, processes):
+ self.processes = processes
+
+ def cpu_process(self):
+ first_time_quantum = 8
+ first_queue = RoundRobin(processes=self.processes, mode='0x1') # 0x1: one cycle execute
+ first_queue.cpu_process(time_quantum=first_time_quantum)
+
+ sec_time_quantum = 16
+ sec_queue = RoundRobin(processes=self.processes, mode='0x1') # 0x1: one cycle execute
+ sec_queue.cpu_process(time_quantum=sec_time_quantum)
+
+ third_queue = FCFS(processes=self.processes, mode='0x1') # 0x1: one cycle execute
+ third_queue.cpu_process()
+
+ return self.grantt_chart