Struct ServerMetrics 

pub struct ServerMetrics { /* private fields */ }

Server metrics collector.

Tracks request counts, latencies, and errors at the MCP method level. All operations are thread-safe and lock-free where possible.

Implementations

impl ServerMetrics

pub fn new() -> Self

Create a new metrics collector.

pub fn record_request(&self, method: &str, duration: Duration, success: bool)

Record a request.

Arguments

• method - The MCP method name (e.g., “tools/call”, “resources/read”)
• duration - How long the request took
• success - Whether the request succeeded

pub fn record_success(&self, method: &str, duration: Duration)

Record a successful request (convenience method).

pub fn record_failure(&self, method: &str, duration: Duration)

Record a failed request (convenience method).

pub fn snapshot(&self) -> MetricsSnapshot

Get a snapshot of current metrics.

pub fn reset(&self)

Reset all metrics to zero.

Trait Implementations

impl Debug for ServerMetrics

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

Formats the value using the given formatter.

impl Default for ServerMetrics

fn default() -> ServerMetrics

Returns the “default value” for a type.