Struct jemalloc_ctl::opt::NArenas

pub struct NArenas(_);

A type providing access to the maximum number of arenas to use for automatic multiplexing of threads and arenas.

The default is four times the number of CPUs, or one if there is a single CPU.

Examples

extern crate jemallocator;
extern crate jemalloc_ctl;

use jemalloc_ctl::opt::NArenas;

#[global_allocator]
static ALLOC: jemallocator::Jemalloc = jemallocator::Jemalloc;

fn main() {
    let narenas = NArenas::new().unwrap();

    println!("number of arenas: {}", narenas.get().unwrap());
}

Methods

impl NArenas

pub fn new() -> Result<NArenas>

Returns a new NArenas.

pub fn get(&self) -> Result<c_uint>

Returns the maximum number of arenas.

Trait Implementations

impl Copy for NArenas

impl Clone for NArenas

fn clone(&self) -> NArenas

Returns a copy of the value.

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

Performs copy-assignment from source.