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SystemsProgrammingAndOperat.../Codes/Python version/Assignment-A6 (Memory placement)/Next Fit.py

26 lines
908 B
Python

def next_fit(memory_blocks, process_sizes):
allocation = [-1] * len(process_sizes)
next_index = 0
for i in range(len(process_sizes)):
while next_index < len(memory_blocks):
if memory_blocks[next_index] >= process_sizes[i]:
allocation[i] = next_index
memory_blocks[next_index] -= process_sizes[i]
next_index = (next_index + 1) % len(memory_blocks) # Move to next block
break
next_index += 1
print("\nNext Fit Allocation:")
for i in range(len(process_sizes)):
if allocation[i] != -1:
print(f"Process {i+1} allocated to Block {allocation[i]+1}")
else:
print(f"Process {i+1} not allocated")
# Example Memory Blocks and Process Sizes
memory_blocks = [100, 500, 200, 300, 600]
process_sizes = [212, 417, 112, 426]
next_fit(memory_blocks, process_sizes)