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CheckpointBarrierTimingRecord

laminar_db::checkpoint_timing

Struct CheckpointBarrierTimingRecord 

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pub struct CheckpointBarrierTimingRecord {
    pub sequence: u64,
    pub process: LocalProcessAuthorityIdentity,
    pub attempt: CheckpointAttempt,
    pub role: CheckpointBarrierRole,
    pub assignment_version: u64,
    pub assignment_digest: [u8; 32],
    pub pipeline_stall_ns: u64,
    pub local_barrier_ns: u64,
    pub aligned_resume_ns: Option<u64>,
    pub durable_tail_handoff: bool,
    pub deadline_exhausted: bool,
}
Expand description

One exact process-local observation corresponding to one pipeline-stall histogram sample.

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§sequence: u64

Monotonic process-local sequence. Zero is never emitted.

§process: LocalProcessAuthorityIdentity

Exact local process generation that performed the barrier.

§attempt: CheckpointAttempt

Canonical runtime checkpoint attempt.

§role: CheckpointBarrierRole

Local role in this attempt.

§assignment_version: u64

Exact assignment version admitted for this attempt.

§assignment_digest: [u8; 32]

Digest of the complete admitted assignment certificate.

§pipeline_stall_ns: u64

Complete pipeline-pause observation in nanoseconds.

§local_barrier_ns: u64

Local barrier work in nanoseconds.

§aligned_resume_ns: Option<u64>

Aligned-resume wait, when a cluster shuffle ran that stage.

§durable_tail_handoff: bool

Whether capture produced a durable-tail handoff before the local stage closed.

§deadline_exhausted: bool

Whether the attempt’s absolute deadline was exhausted when the pause closed.

Trait Implementations§

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impl Clone for CheckpointBarrierTimingRecord

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fn clone(&self) -> CheckpointBarrierTimingRecord

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 Copy for CheckpointBarrierTimingRecord

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impl Debug for CheckpointBarrierTimingRecord

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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 Eq for CheckpointBarrierTimingRecord

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impl PartialEq for CheckpointBarrierTimingRecord

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fn eq(&self, other: &CheckpointBarrierTimingRecord) -> 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 Serialize for CheckpointBarrierTimingRecord

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fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>
where __S: Serializer,

Serialize this value into the given Serde serializer. Read more
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impl StructuralPartialEq for CheckpointBarrierTimingRecord

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