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ThreadSample

Struct ThreadSample 

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#[non_exhaustive]
pub struct ThreadSample { pub thread_id: u64, pub started: Option<u64>, pub wakeups: Option<u64>, pub cpu_seconds: Option<f64>, pub name: Option<String>, pub start_address: Option<u64>, }
Expand description

One thread of the current process at the moment of a snapshot.

A figure the host cannot report for a thread is None, never zero.

Fields (Non-exhaustive)§

This struct is marked as non-exhaustive
Non-exhaustive structs could have additional fields added in future. Therefore, non-exhaustive structs cannot be constructed in external crates using the traditional Struct { .. } syntax; cannot be matched against without a wildcard ..; and struct update syntax will not work.
§thread_id: u64

OS thread id: the Windows thread id, the Linux tid, or the macOS libproc thread handle.

§started: Option<u64>

Creation time (Windows FILETIME ticks). Thread ids are reused, so (thread_id, started) is what identifies a thread across snapshots. None where the host reports no creation time.

§wakeups: Option<u64>

Wake-ups since the thread started: Windows ContextSwitchCount (one switch-in per wake). None on macOS and Linux.

§cpu_seconds: Option<f64>

CPU time (user plus kernel) since the thread started, in seconds. Windows only.

§name: Option<String>

Thread name when the thread set one (Windows SetThreadDescription, Linux comm, macOS pth_name); None when it has none or the thread was gone before it could be read.

§start_address: Option<u64>

Windows Win32 start address of the thread (the routine handed to CreateThread, which for a Rust thread is the std trampoline, so it tells a pool from a one-off but not the closure); None elsewhere or when unreadable.

Trait Implementations§

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impl Clone for ThreadSample

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fn clone(&self) -> Self

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 ThreadSample

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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 PartialEq for ThreadSample

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fn eq(&self, other: &Self) -> 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 ThreadSample

Auto Trait Implementations§

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> 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 = !

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

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.