Struct SstStats 

pub(crate) struct SstStats {

    pub(crate) entry_type_counts: BTreeMap<u8, u64>,
    pub(crate) total_entries: u64,
    pub(crate) index_blocks: BlockSizeInfo,
    pub(crate) key_blocks: BlockSizeInfo,
    pub(crate) variable_key_blocks: BlockSizeInfo,
    pub(crate) fixed_key_blocks: BlockSizeInfo,
    pub(crate) value_blocks: BlockSizeInfo,
    pub(crate) block_directory_size: u64,
    pub(crate) inline_value_bytes: u64,
    pub(crate) small_value_refs: u64,
    pub(crate) medium_value_refs: u64,
    pub(crate) blob_refs: u64,
    pub(crate) deleted_count: u64,
    pub(crate) file_size: u64,
}

Statistics for a single SST file

Fields

entry_type_counts: BTreeMap<u8, u64>

Count of entries by type

total_entries: u64

Total entries

index_blocks: BlockSizeInfo

Index block sizes

key_blocks: BlockSizeInfo

Key block sizes (all types combined)

variable_key_blocks: BlockSizeInfo

Variable-size key blocks (types 1/2)

fixed_key_blocks: BlockSizeInfo

Fixed-size key blocks (types 3/4)

value_blocks: BlockSizeInfo

Value block sizes (small values)

block_directory_size: u64

Block directory size (block_count * 4 bytes at end of file)

inline_value_bytes: u64

Value sizes by type (inline values track actual bytes)

small_value_refs: u64

medium_value_refs: u64

blob_refs: u64

deleted_count: u64

file_size: u64

File size in bytes

Implementations

impl SstStats

pub(crate) fn merge(&mut self, other: &SstStats)

Trait Implementations

impl Clone for SstStats

fn clone(&self) -> SstStats

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for SstStats

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for SstStats

fn default() -> SstStats

Returns the “default value” for a type.