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BackpressureMonitor

presentar_terminal::perf_trace

Struct BackpressureMonitor 

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pub struct BackpressureMonitor { /* private fields */ }
Expand description

O(1) backpressure monitoring. Tracks when downstream systems signal overload and calculates pressure rates.

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impl BackpressureMonitor

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pub fn new() -> Self

Create new monitor

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pub fn success(&mut self)

Record successful operation (no backpressure)

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pub fn signal(&mut self, now_us: u64)

Record backpressure signal

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pub fn pressure_rate(&self) -> f64

Get backpressure rate as percentage

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pub fn is_under_pressure(&self, threshold: u32) -> bool

Check if currently under pressure (consecutive signals)

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pub fn consecutive(&self) -> u32

Get consecutive signal count

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pub fn max_consecutive(&self) -> u32

Get max consecutive signals

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pub fn total_signals(&self) -> u64

Get total signals

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pub fn is_healthy(&self, max_rate: f64) -> bool

Check if healthy (below threshold)

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pub fn reset(&mut self)

Reset monitor

Trait Implementations§

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impl Clone for BackpressureMonitor

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fn clone(&self) -> BackpressureMonitor

Returns a duplicate of the value. Read more
1.0.0 (const: unstable) · Source§

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

Performs copy-assignment from source. Read more
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impl Debug for BackpressureMonitor

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

Formats the value using the given formatter. Read more
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impl Default for BackpressureMonitor

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fn default() -> Self

Returns the “default value” for a type. Read more

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impl<T> Any for T
where T: 'static + ?Sized,

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fn borrow_mut(&mut self) -> &mut T

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impl<T> CloneToUninit for T
where T: Clone,

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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
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where Self: Binary,

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where Self: Display,

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fn fmt_lower_exp(self) -> FmtLowerExp<Self>
where Self: LowerExp,

Causes self to use its LowerExp implementation when Debug-formatted.
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where Self: LowerHex,

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where Self: Octal,

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where Self: Pointer,

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where Self: UpperExp,

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