Struct SystemMetrics 

pub struct SystemMetrics {

    pub threads_created: AtomicU64,
    pub threads_destroyed: AtomicU64,
    pub active_threads: AtomicU64,
    pub total_context_switches: AtomicU64,
    pub total_cpu_time_ns: AtomicU64,
    pub system_uptime_ns: AtomicU64,
    pub timer_interrupts: AtomicU64,
    pub scheduler_decisions: AtomicU64,
    pub load_balance_ops: AtomicU64,
    pub pool_allocations: AtomicU64,
    pub pool_deallocations: AtomicU64,
    pub stack_overflows: AtomicU64,
    pub priority_inversions: AtomicU64,
    pub deadlocks_detected: AtomicU64,
    pub system_start_time: Instant,
    pub peak_memory_usage: AtomicU64,
    pub current_memory_usage: AtomicU64,
}

System-wide metrics.

Fields

threads_created: AtomicU64

Total number of threads created

threads_destroyed: AtomicU64

Total number of threads destroyed

active_threads: AtomicU64

Current number of active threads

total_context_switches: AtomicU64

Total context switches across all threads

total_cpu_time_ns: AtomicU64

Total CPU time across all threads (nanoseconds)

system_uptime_ns: AtomicU64

System uptime (nanoseconds)

timer_interrupts: AtomicU64

Timer interrupts processed

scheduler_decisions: AtomicU64

Scheduler decisions made

load_balance_ops: AtomicU64

Load balancing operations

pool_allocations: AtomicU64

Memory pool allocations

pool_deallocations: AtomicU64

Memory pool deallocations

stack_overflows: AtomicU64

Stack overflows detected

priority_inversions: AtomicU64

Priority inversions detected

deadlocks_detected: AtomicU64

Deadlocks detected

system_start_time: Instant

System start time

peak_memory_usage: AtomicU64

Peak memory usage (bytes)

current_memory_usage: AtomicU64

Current memory usage (bytes)

Implementations

impl SystemMetrics

pub const fn new() -> Self

Create new system metrics.

pub fn init(&self)

Initialize system metrics with current time.

pub fn record_thread_created(&self)

Record thread creation.

pub fn record_thread_destroyed(&self)

Record thread destruction.

pub fn record_context_switch(&self)

Record a context switch.

pub fn add_cpu_time(&self, duration: Duration)

Add CPU time to system total.

pub fn record_timer_interrupt(&self)

Record timer interrupt.

pub fn record_scheduler_decision(&self)

Record scheduler decision.

pub fn update_memory_usage(&self, new_usage: u64)

Update memory usage.

pub fn system_cpu_utilization(&self) -> f64

Calculate system CPU utilization.

pub fn context_switches_per_second(&self) -> f64

Get average context switches per second.

Trait Implementations

impl Debug for SystemMetrics

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.