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DroppedRecordStats

Struct DroppedRecordStats 

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#[repr(C)]
pub struct DroppedRecordStats { pub first_dropped: InstantBootTicks, pub last_dropped: InstantBootTicks, pub num_dropped: u32, pub bytes_dropped: u32, pub has_dropped: bool, }
Expand description

This struct keeps track of the duration, number, and size of trace records dropped when the buffer is full. These statistics are emitted to the trace buffer as a duration as soon as space is available to do so, at which point the values are reset to 0, or false in the case of has_dropped.

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§first_dropped: InstantBootTicks§last_dropped: InstantBootTicks§num_dropped: u32

By storing num_dropped and bytes_dropped in 32-bit values, we ensure that they can each be stored in a single 64-bit word in the FXT record we emit when space is available.

§bytes_dropped: u32§has_dropped: bool

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impl DroppedRecordStats

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pub fn reset(&mut self)

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pub fn track(&mut self, now: InstantBootTicks, size: u32)

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pub fn has_dropped(&self) -> bool

Trait Implementations§

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impl Clone for DroppedRecordStats

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fn clone(&self) -> DroppedRecordStats

Returns a duplicate of the value. Read more
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fn clone_from(&mut self, source: &Self)

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

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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 DroppedRecordStats

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fn default() -> DroppedRecordStats

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

Auto Trait Implementations§

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impl Freeze for DroppedRecordStats

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impl RefUnwindSafe for DroppedRecordStats

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impl Send for DroppedRecordStats

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impl Sync for DroppedRecordStats

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impl Unpin for DroppedRecordStats

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impl UnsafeUnpin for DroppedRecordStats

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impl UnwindSafe for DroppedRecordStats

Blanket Implementations§

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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, 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, 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>

Performs the conversion.