Struct BmpBlockMeta 

pub struct BmpBlockMeta {
    pub id: BmpBlockId,
    pub size_bytes: u64,
    pub src_node: String,
    pub dst_node: Option<String>,
    pub tier: u8,
    pub access_frequency: f64,
    pub last_accessed: u64,
    pub is_pinned: bool,
}

Metadata tracked for each registered block.

Fields

id: BmpBlockId

32-byte content-addressed identifier.

size_bytes: u64

Compressed or raw byte size of the block.

src_node: String

Logical node or volume currently holding the block.

dst_node: Option<String>

Intended destination node (set once a plan is associated).

tier: u8

Storage tier index (0 = fastest / hottest).

access_frequency: f64

Exponentially-smoothed access frequency (accesses per unit time).

last_accessed: u64

Timestamp (nanoseconds) of the most recent access.

is_pinned: bool

When true the block must not be migrated.

Implementations

impl BmpBlockMeta

pub fn new( id: BmpBlockId, size_bytes: u64, src_node: impl Into<String>, tier: u8, access_frequency: f64, ) -> Self

Create a new block record.

Trait Implementations

impl Clone for BmpBlockMeta

fn clone(&self) -> BmpBlockMeta

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for BmpBlockMeta

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

Formats the value using the given formatter.