Struct CheckpointMetadata 

pub struct CheckpointMetadata {
    pub source: CheckpointSource,
    pub step: i64,
    pub writes: HashMap<String, Value>,
    pub parents: HashMap<String, String>,
    pub run_id: String,
}

Checkpoint metadata

Provides context about how and when a checkpoint was created.

Fields

source: CheckpointSource

Source of the checkpoint creation

step: i64

Superstep sequence number

writes: HashMap<String, Value>

Summary of writes from each node in this superstep

parents: HashMap<String, String>

Parent checkpoint relationships

Maps namespace to parent checkpoint_id.

run_id: String

Unique identifier for this execution run

Trait Implementations

impl Clone for CheckpointMetadata

fn clone(&self) -> CheckpointMetadata

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for CheckpointMetadata

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for CheckpointMetadata

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

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for CheckpointMetadata

fn serialize<__S>( &self, __serializer: __S, ) -> Result<<__S as Serializer>::Ok, <__S as Serializer>::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.