Files
solana/measure/src/thread_mem_usage.rs

51 lines
1.3 KiB
Rust

#[cfg(not(feature = "no-jemalloc"))]
#[cfg(unix)]
use jemalloc_ctl::thread;
pub fn datapoint(_name: &'static str) {
#[cfg(not(feature = "no-jemalloc"))]
#[cfg(unix)]
{
let allocated = thread::allocatedp::mib().unwrap();
let allocated = allocated.read().unwrap();
let mem = allocated.get();
solana_metrics::datapoint_debug!("thread-memory", (_name, mem as i64, i64));
}
}
pub struct Allocatedp {
#[cfg(not(feature = "no-jemalloc"))]
#[cfg(unix)]
allocated: thread::ThreadLocal<u64>,
}
impl Allocatedp {
pub fn default() -> Self {
#[cfg(not(feature = "no-jemalloc"))]
#[cfg(unix)]
{
let allocated = thread::allocatedp::mib().unwrap();
let allocated = allocated.read().unwrap();
Self { allocated }
}
#[cfg(any(feature = "no-jemalloc", not(unix)))]
Self {}
}
/// Return current thread heap usage
pub fn get(&self) -> u64 {
#[cfg(not(feature = "no-jemalloc"))]
#[cfg(unix)]
{
self.allocated.get()
}
#[cfg(any(feature = "no-jemalloc", not(unix)))]
0
}
/// Return the difference in thread heap usage since a previous `get()`
pub fn since(&self, previous: u64) -> i64 {
self.get() as i64 - previous as i64
}
}