linly/cpu-schscuhedling-rs
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LinlyBoi
2023-03-20 22:22:49 +02:00
parent a7688e94c9
commit 31fe021509
1 changed files with 23 additions and 28 deletions
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37
src/main.rs
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@@ -134,38 +134,33 @@ pub fn round_robin(procs: Vec<Process>, q: i32) -> Vec<Process> {
let mut current_time = 0;
let mut in_cpu: Vec<Process> = vec![];
let mut done: Vec<Process> = vec![];
while !buffer.is_empty() || !in_cpu.is_empty() {
loop {
let mut counter = 0;
if !buffer.is_empty() {
for proc in buffer.to_owned() {
if buffer.is_empty() {
continue;
}
if proc.arrival <= current_time {
in_cpu.push(proc);
buffer.remove(counter);
}
counter += 1;
}
}
if !in_cpu.is_empty() {
let mut current_proc = in_cpu.remove(0);
if current_proc.remaining < q {
current_time += current_proc.remaining;
match in_cpu.to_owned().first_mut() {
Some(proc) => {
(proc.remaining, current_time) = proc.quan_zap(q, current_time);
if proc.remaining == 0 {
proc.completion_time = current_time;
proc.turnaround = proc.calc_turn();
proc.waiting = proc.calc_wait();
done.push(proc.to_owned());
} else {
current_time += q;
in_cpu.push(proc.to_owned())
}
current_proc.remaining = current_proc.robin_zap(q);
if current_proc.remaining == 0 {
current_proc.completion_time = current_time;
current_proc.turnaround = current_proc.calc_turn();
current_proc.waiting = current_proc.calc_wait();
done.push(current_proc);
} else {
in_cpu.push(current_proc);
in_cpu.remove(0);
}
} else {
current_time += 1;
None => current_time += 1,
}
if in_cpu.is_empty() && buffer.is_empty() {
break;
}
}
done