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MarkerFinding

nautilus_event_store::markers

Enum MarkerFinding 

Source 
pub enum MarkerFinding {
    ManifestCountMismatch {
        kind: MarkerCountKind,
        manifest_count: u64,
        scanned_count: u64,
    },
    MarkerSeqGap {
        from_marker_seq: u64,
        to_marker_seq: u64,
    },
    MarkerSeqOverlap {
        from_marker_seq: u64,
        to_marker_seq: u64,
    },
    InvalidMarkerGap {
        from_marker_seq: u64,
        to_marker_seq: u64,
    },
    EventSeqRegressed {
        marker_seq: u64,
        previous_event_seq_before: u64,
        event_seq_before: u64,
    },
    EventSeqExceedsHighWatermark {
        marker_seq: u64,
        event_seq_before: u64,
        high_watermark: u64,
    },
    CursorCountRegressed {
        marker_seq: u64,
        slot: StreamSlot,
        previous_count: u64,
        count: u64,
    },
    CursorTsInitRegressed {
        marker_seq: u64,
        slot: StreamSlot,
        previous_ts_init_hi: UnixNanos,
        ts_init_hi: UnixNanos,
    },
    HashMismatch {
        record: MarkerRecordKind,
        marker_seq: Option<u64>,
        slot: Option<StreamSlot>,
    },
}
Expand description

One non-fatal integrity finding from a marker verification scan.

Variants§

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ManifestCountMismatch

A marker manifest count disagrees with the scanned table row count.

Fields

§kind: MarkerCountKind

Which manifest count diverged.

§manifest_count: u64

The count recorded in the marker manifest.

§scanned_count: u64

The count observed by scanning the marker table.

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MarkerSeqGap

One or more marker sequence values were neither present nor covered by a gap.

Fields

§from_marker_seq: u64

First missing marker sequence.

§to_marker_seq: u64

Last missing marker sequence.

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MarkerSeqOverlap

A marker sequence value was covered more than once.

Fields

§from_marker_seq: u64

First overlapped marker sequence.

§to_marker_seq: u64

Last overlapped marker sequence.

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InvalidMarkerGap

A stored gap has an invalid inclusive range.

Fields

§from_marker_seq: u64

The gap’s first marker sequence.

§to_marker_seq: u64

The gap’s last marker sequence.

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EventSeqRegressed

event_seq_before decreased as marker_seq advanced.

Fields

§marker_seq: u64

The marker sequence where the regression was observed.

§previous_event_seq_before: u64

The previous event sequence boundary.

§event_seq_before: u64

The current event sequence boundary.

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EventSeqExceedsHighWatermark

event_seq_before exceeded the sibling entry run high-watermark.

Fields

§marker_seq: u64

The marker sequence carrying the invalid event boundary.

§event_seq_before: u64

The invalid event sequence boundary.

§high_watermark: u64

The sibling entry run high-watermark.

§

CursorCountRegressed

A per-slot cursor count decreased between snapshots.

Fields

§marker_seq: u64

The marker sequence carrying the regressed cursor.

§slot: StreamSlot

The stream slot whose cursor regressed.

§previous_count: u64

The previous count for this slot.

§count: u64

The current count for this slot.

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CursorTsInitRegressed

A per-slot highest ts_init decreased between snapshots.

Fields

§marker_seq: u64

The marker sequence carrying the regressed cursor.

§slot: StreamSlot

The stream slot whose cursor regressed.

§previous_ts_init_hi: UnixNanos

The previous highest ts_init for this slot.

§ts_init_hi: UnixNanos

The current highest ts_init for this slot.

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HashMismatch

A stored durable record hash did not match the recomputed canonical hash.

Fields

§record: MarkerRecordKind

The table kind whose stored hash diverged.

§marker_seq: Option<u64>

The marker sequence when the record kind carries one.

§slot: Option<StreamSlot>

The stream slot when the record kind carries one.

Trait Implementations§

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impl Clone for MarkerFinding

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fn clone(&self) -> MarkerFinding

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 MarkerFinding

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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 MarkerFinding

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impl PartialEq for MarkerFinding

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

Tests for self and other values to be equal, and is used by ==.
1.0.0 (const: unstable) · Source§

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

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.
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impl StructuralPartialEq for MarkerFinding

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