Struct StageMetrics 

pub struct StageMetrics {

    pub stage_id: String,
    pub execution_time: Duration,
    pub execution_count: u32,
    pub total_execution_time: Duration,
    pub average_execution_time: Duration,
    pub peak_memory: usize,
    pub peak_memory_usage: usize,
    pub input_rows: usize,
    pub output_rows: usize,
    pub total_rows_processed: usize,
    pub error_count: u32,
    pub cpu_time: Duration,
    pub io_operations: usize,
    pub cache_hit_ratio: Option<f64>,
    pub last_execution: SystemTime,
}

Performance metrics for a pipeline stage

Fields

stage_id: String

Stage identifier

execution_time: Duration

Stage execution time

execution_count: u32

Number of times stage has been executed

total_execution_time: Duration

Total execution time across all runs

average_execution_time: Duration

Average execution time per run

peak_memory: usize

Memory peak usage during stage

peak_memory_usage: usize

Memory peak usage during stage (alternative name)

input_rows: usize

Number of rows input to stage

output_rows: usize

Number of rows output from stage

total_rows_processed: usize

Total rows processed (alternative name)

error_count: u32

Number of errors encountered

cpu_time: Duration

CPU time spent in stage

io_operations: usize

I/O operations performed

cache_hit_ratio: Option<f64>

Cache hit ratio (if applicable)

last_execution: SystemTime

Timestamp of last execution

Trait Implementations

impl Clone for StageMetrics

fn clone(&self) -> StageMetrics

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for StageMetrics

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for StageMetrics

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for StageMetrics

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

where __S: Serializer,

Serialize this value into the given Serde serializer.