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SessionPoolMemoryPolicy

Struct SessionPoolMemoryPolicy 

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

Policy for refusing fresh imports in a same-process SessionPool.

Reusing an already-imported environment does not grow Lean’s process-global import state. Fresh imports can, so this policy is checked only on cache miss, immediately before Lean.importModules would run.

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impl SessionPoolMemoryPolicy

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pub fn disabled() -> Self

Disable import/RSS refusals.

This preserves the historical SessionPool::with_capacity behavior and is appropriate only for short-lived processes, tests with tiny import counts, or explicit profiling workloads.

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pub fn max_fresh_imports(self, limit: u64) -> Self

Refuse the next cache-miss import once limit fresh imports have already run through this pool.

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pub fn max_rss_kib(self, limit_kib: u64) -> Self

Refuse the next cache-miss import when current process RSS is at or above limit_kib.

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pub fn max_fresh_imports_limit(&self) -> Option<u64>

Return the configured fresh-import limit.

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pub fn max_rss_kib_limit(&self) -> Option<u64>

Return the configured process RSS ceiling in KiB.

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impl Clone for SessionPoolMemoryPolicy

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fn clone(&self) -> SessionPoolMemoryPolicy

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 SessionPoolMemoryPolicy

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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 SessionPoolMemoryPolicy

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fn default() -> SessionPoolMemoryPolicy

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

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impl PartialEq for SessionPoolMemoryPolicy

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fn eq(&self, other: &SessionPoolMemoryPolicy) -> bool

Equality operator ==. Read more
1.0.0 (const: unstable) · Source§

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=. Read more
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impl StructuralPartialEq for SessionPoolMemoryPolicy

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

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fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more
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impl<T> Borrow<T> for T
where T: ?Sized,

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fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more
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impl<T> BorrowMut<T> for T
where T: ?Sized,

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

Mutably borrows from an owned value. Read more
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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)
Performs copy-assignment from self to dest. Read more
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impl<T> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more
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impl<T, U> Into<U> for T
where U: From<T>,

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fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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impl<T> Same for T

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type Output = T

Should always be Self
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impl<T> ToOwned for T
where T: Clone,

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type Owned = T

The resulting type after obtaining ownership.
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fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more
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fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more
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impl<T, U> TryFrom<U> for T
where U: Into<T>,

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type Error = Infallible

The type returned in the event of a conversion error.
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fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.
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impl<T, U> TryInto<U> for T
where U: TryFrom<T>,

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type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.
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fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

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fn with_subscriber<S>(self, subscriber: S) -> WithDispatch<Self>
where S: Into<Dispatch>,

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Attaches the current default Subscriber to this type, returning a WithDispatch wrapper. Read more