Struct kvdb::IoStats

pub struct IoStats {
    pub transactions: u64,
    pub reads: u64,
    pub cache_reads: u64,
    pub writes: u64,
    pub bytes_read: u64,
    pub cache_read_bytes: u64,
    pub bytes_written: u64,
    pub started: Instant,
    pub span: Duration,
}

Statistic for the span period

Fields

transactions: u64

Number of transaction.

reads: u64

Number of read operations.

cache_reads: u64

Number of reads resulted in a read from cache.

writes: u64

Number of write operations.

bytes_read: u64

Number of bytes read

cache_read_bytes: u64

Number of bytes read from cache

bytes_written: u64

Number of bytes write

started: Instant

Start of the statistic period.

span: Duration

Total duration of the statistic period.

Implementations

impl IoStats

pub fn empty() -> Self

Empty statistic report.

pub fn avg_batch_size(&self) -> f64

Average batch (transaction) size (writes per transaction)

pub fn reads_per_sec(&self) -> f64

Read operations per second.

pub fn byte_reads_per_sec(&self) -> f64

pub fn writes_per_sec(&self) -> f64

Write operations per second.

pub fn byte_writes_per_sec(&self) -> f64

pub fn ops_per_sec(&self) -> f64

Total number of operations per second.

pub fn transactions_per_sec(&self) -> f64

Transactions per second.

pub fn avg_transaction_size(&self) -> f64

pub fn cache_hit_ratio(&self) -> f64

Trait Implementations

impl Clone for IoStats

fn clone(&self) -> IoStats

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for IoStats

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

Formats the value using the given formatter.