Struct sp_state_machine::UsageInfo

pub struct UsageInfo {
    pub reads: UsageUnit,
    pub writes: UsageUnit,
    pub nodes_writes: UsageUnit,
    pub overlay_writes: UsageUnit,
    pub removed_nodes: UsageUnit,
    pub cache_reads: UsageUnit,
    pub modified_reads: UsageUnit,
    pub memory: usize,
    pub started: Instant,
    pub span: Duration,
}

Usage statistics for state backend.

Fields

reads: UsageUnit

Read statistics (total).

writes: UsageUnit

Write statistics (total).

nodes_writes: UsageUnit

Write trie nodes statistics.

overlay_writes: UsageUnit

Write into cached state machine change overlay.

removed_nodes: UsageUnit

Removed trie nodes statistics.

cache_reads: UsageUnit

Cache read statistics.

modified_reads: UsageUnit

Modified value read statistics.

memory: usize

Memory used.

started: Instant

Moment at which current statistics has been started being collected.

span: Duration

Timespan of the statistics.

Implementations

impl UsageInfo

pub fn empty() -> Self

Empty statistics.

Means no data was collected.

Examples found in repository

src/trie_backend.rs (line 349)

	fn usage_info(&self) -> crate::UsageInfo {
		crate::UsageInfo::empty()
	}

pub fn include_state_machine_states(&mut self, count: &StateMachineStats)

Add collected state machine to this state.

Trait Implementations

impl Clone for UsageInfo

fn clone(&self) -> UsageInfo

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for UsageInfo

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

Formats the value using the given formatter.