Struct LockContentionMetrics 

pub struct LockContentionMetrics {
    pub resource_id: ResourceId,
    pub name: String,
    pub acquire_attempts: u64,
    pub successful_acquisitions: u64,
    pub contention_count: u64,
    pub total_wait_time: Duration,
    pub avg_wait_time: Duration,
    pub max_wait_time: Duration,
    pub waiting_tasks: Vec<TaskId>,
    pub contention_rate: f64,
}

Lock contention metrics for a specific resource

Fields

resource_id: ResourceId

Resource ID

name: String

Resource name

acquire_attempts: u64

Number of acquire attempts

successful_acquisitions: u64

Number of successful acquisitions

contention_count: u64

Number of times tasks had to wait

total_wait_time: Duration

Total time spent waiting for this lock

avg_wait_time: Duration

Average wait time per contention

max_wait_time: Duration

Maximum wait time observed

waiting_tasks: Vec<TaskId>

Tasks that waited for this resource

contention_rate: f64

Contention rate (contentions / acquisitions)

Implementations

impl LockContentionMetrics

pub fn new(resource_id: ResourceId, name: String) -> Self

Create new lock contention metrics

pub fn record_wait(&mut self, wait_time: Duration, task_id: TaskId)

Record a wait event

pub fn record_acquisition(&mut self)

Record an acquisition

pub fn record_attempt(&mut self)

Record an acquire attempt

pub fn is_highly_contended(&self, threshold: f64) -> bool

Check if this lock is highly contended

Trait Implementations

impl Clone for LockContentionMetrics

fn clone(&self) -> LockContentionMetrics

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for LockContentionMetrics

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for LockContentionMetrics

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for LockContentionMetrics

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.