Struct PredictReport

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pub struct PredictReport {Show 26 fields
    pub file_path: String,
    pub file_size: u64,
    pub block_size: usize,
    pub blocks_sampled: usize,
    pub zero_block_pct: f64,
    pub mean_entropy: f64,
    pub high_entropy_pct: f64,
    pub lz4_ratio: f64,
    pub lz4_savings_pct: f64,
    pub zstd_ratio: f64,
    pub zstd_savings_pct: f64,
    pub estimated_lz4_size: u64,
    pub estimated_zstd_size: u64,
    pub fixed_dedup_ratio: f64,
    pub fixed_dedup_savings_pct: f64,
    pub cdc_scan_bytes: u64,
    pub cdc_min_chunk: u32,
    pub cdc_avg_chunk: u32,
    pub cdc_max_chunk: u32,
    pub cdc_chunks_total: u64,
    pub cdc_chunks_unique: u64,
    pub cdc_dedup_ratio: f64,
    pub cdc_dedup_savings_pct: f64,
    pub estimated_packed_size_lz4_fixed: u64,
    pub estimated_packed_size_zstd_cdc: u64,
    pub overall_best_savings_pct: f64,
}

Expand description

Results from analyzing a raw file for hexz packing potential.

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§file_path: String

Path to the analyzed file.

§file_size: u64

Total file size in bytes.

§block_size: usize

Block size used for sampling.

§blocks_sampled: usize

Number of blocks sampled.

§zero_block_pct: f64

Percentage of sampled blocks that are all-zero.

§mean_entropy: f64

Mean Shannon entropy of non-zero blocks.

§high_entropy_pct: f64

Percentage of non-zero blocks with entropy > 6.0.

§lz4_ratio: f64

LZ4 compression ratio (compressed / raw).

§lz4_savings_pct: f64

LZ4 savings as a percentage.

§zstd_ratio: f64

Zstd compression ratio (compressed / raw).

§zstd_savings_pct: f64

Zstd savings as a percentage.

§estimated_lz4_size: u64

Estimated file size after LZ4 compression.

§estimated_zstd_size: u64

Estimated file size after Zstd compression.

§fixed_dedup_ratio: f64

Fixed-block dedup ratio (unique / total sampled bytes).

§fixed_dedup_savings_pct: f64

Fixed-block dedup savings as a percentage.

§cdc_scan_bytes: u64

Number of bytes scanned for CDC analysis.

§cdc_min_chunk: u32

CDC minimum chunk size in bytes.

§cdc_avg_chunk: u32

CDC average chunk size in bytes.

§cdc_max_chunk: u32

CDC maximum chunk size in bytes.

§cdc_chunks_total: u64

Total CDC chunks found.

§cdc_chunks_unique: u64

Unique CDC chunks found.

§cdc_dedup_ratio: f64

CDC dedup ratio (unique / total).

§cdc_dedup_savings_pct: f64

CDC dedup savings as a percentage.

§estimated_packed_size_lz4_fixed: u64

Estimated packed size with LZ4 + fixed-block dedup.

§estimated_packed_size_zstd_cdc: u64

Estimated packed size with Zstd + CDC dedup.

§overall_best_savings_pct: f64

Best achievable savings as a percentage.

Trait Implementations§

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impl Debug for PredictReport

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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 Serialize for PredictReport

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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

Auto Trait Implementations§

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impl UnwindSafe for PredictReport

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> From<T> for T

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fn from(t: T) -> T

Returns the argument unchanged.

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impl<T> Instrument for T

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fn instrument(self, span: Span) -> Instrumented<Self>

Instruments this type with the provided Span, returning an Instrumented wrapper. Read more

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fn in_current_span(self) -> Instrumented<Self>

Instruments this type with the current Span, returning an Instrumented wrapper. Read more

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impl<T, U> Into for T
where U: From<T>,

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Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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fn into_either(self, into_left: bool) -> Either<Self, Self>

Converts self into a Left variant of Either<Self, Self> if into_left is true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

Converts self into a Left variant of Either<Self, Self> if into_left(&self) returns true. Converts self into a Right variant of Either<Self, Self> otherwise. Read more

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