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SourceDiagnostics

s3_unspool

Struct SourceDiagnostics 

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pub struct SourceDiagnostics {
Show 20 fields
    pub source_zip_bytes: u64,
    pub planned_entries: u64,
    pub planned_blocks: u64,
    pub fetched_blocks: u64,
    pub source_get_attempts: u64,
    pub source_get_retries: u64,
    pub source_get_request_errors: u64,
    pub source_get_body_errors: u64,
    pub source_get_short_body_errors: u64,
    pub source_get_errors: u64,
    pub planned_source_bytes: u64,
    pub fetched_source_bytes: u64,
    pub unique_source_bytes: u64,
    pub source_amplification: f64,
    pub block_hits: u64,
    pub block_waits: u64,
    pub block_releases: u64,
    pub block_misses: u64,
    pub block_refetches: u64,
    pub active_gets_high_water: u64,

}
Expand description

Source scheduler and ranged GetObject counters.

Fields§

§source_zip_bytes: u64

Source ZIP object size in bytes.

§planned_entries: u64

Number of ZIP entries included in source plans.

§planned_blocks: u64

Number of source blocks included in source plans.

§fetched_blocks: u64

Number of source blocks fetched successfully.

§source_get_attempts: u64

Total ranged GetObject attempts, including retries.

§source_get_retries: u64

Total ranged GetObject retries.

§source_get_request_errors: u64

Ranged GetObject request errors.

§source_get_body_errors: u64

Ranged GetObject response body errors.

§source_get_short_body_errors: u64

Ranged GetObject responses that ended before the requested bytes were read.

§source_get_errors: u64

Source block fetches that failed after all retry attempts.

§planned_source_bytes: u64

Sum of planned source block sizes.

§fetched_source_bytes: u64

Sum of fetched source block sizes.

§unique_source_bytes: u64

Unique source bytes covered by fetched ranges.

§source_amplification: f64

Ratio of fetched source bytes to unique fetched source bytes.

§block_hits: u64

Number of block read requests served from ready blocks.

§block_waits: u64

Number of block read requests that waited for scheduled data.

§block_releases: u64

Number of ready source blocks released from the resident window after all planned claims consumed them.

§block_misses: u64

Number of reader cache misses. This should remain zero for the planned source scheduler.

§block_refetches: u64

Number of explicit replay fetches for blocks that had already been released from the resident window.

§active_gets_high_water: u64

Highest number of concurrent ranged GetObject requests.

Trait Implementations§

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impl Clone for SourceDiagnostics

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fn clone(&self) -> SourceDiagnostics

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 SourceDiagnostics

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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<'de> Deserialize<'de> for SourceDiagnostics

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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>
where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more
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impl Serialize for SourceDiagnostics

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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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unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)
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