Struct nut::DBStats

pub struct DBStats {
    pub free_page_n: usize,
    pub pending_page_n: usize,
    pub free_alloc: usize,
    pub freelist_in_use: usize,
    pub tx_n: usize,
    pub open_tx_n: usize,
    pub tx_stats: TxStats,
}

Stats represents statistics about the database.

Fields

free_page_n: usize

total number of free pages on the freelist

pending_page_n: usize

total number of pending pages on the freelist

free_alloc: usize

total bytes allocated in free pages

freelist_in_use: usize

total bytes used by the freelist

tx_n: usize

total number of started read transactions

open_tx_n: usize

number of currently open read transactions

tx_stats: TxStats

global, ongoing stats.

Trait Implementations

impl AddAssign for Stats

fn add_assign(&mut self, other: Stats)

Performs the += operation.

impl Clone for Stats

fn clone(&self) -> Stats

Returns a copy of the value.

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

Performs copy-assignment from source.

impl Debug for Stats

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

Formats the value using the given formatter.

impl Default for Stats

fn default() -> Stats

Returns the “default value” for a type.

impl Sub for Stats

type Output = Stats

The resulting type after applying the - operator.

fn sub(self, other: Stats) -> Stats

Performs the - operation.