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treewide: set up Hotpath for benchmarking individual allocations

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Signed-off-by: NotAShelf <raf@notashelf.dev>
Change-Id: I0351e5753996e6d0391fc9e2f329878a6a6a6964
This commit is contained in:
raf 2025-11-17 17:39:21 +03:00
commit 2a6fe2a3f1
Signed by: NotAShelf
GPG key ID: 29D95B64378DB4BF
8 changed files with 1079 additions and 7 deletions
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5
src/system.rs
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@ -9,6 +9,7 @@ use nix::sys::{statvfs::statvfs, utsname::UtsName};
use crate::colors::COLORS;
#[must_use]
#[cfg_attr(feature = "hotpath", hotpath::measure)]
pub fn get_username_and_hostname(utsname: &UtsName) -> String {
let username = env::var("USER").unwrap_or_else(|_| "unknown_user".to_owned());
let hostname = utsname
@ -26,6 +27,7 @@ pub fn get_username_and_hostname(utsname: &UtsName) -> String {
}
#[must_use]
#[cfg_attr(feature = "hotpath", hotpath::measure)]
pub fn get_shell() -> String {
let shell_path =
env::var("SHELL").unwrap_or_else(|_| "unknown_shell".to_owned());
@ -33,6 +35,7 @@ pub fn get_shell() -> String {
shell_name.to_owned()
}
#[cfg_attr(feature = "hotpath", hotpath::measure)]
pub fn get_root_disk_usage() -> Result<String, io::Error> {
let vfs = statvfs("/")?;
let block_size = vfs.block_size() as u64;
@ -53,7 +56,9 @@ pub fn get_root_disk_usage() -> Result<String, io::Error> {
))
}
#[cfg_attr(feature = "hotpath", hotpath::measure)]
pub fn get_memory_usage() -> Result<String, io::Error> {
#[cfg_attr(feature = "hotpath", hotpath::measure)]
fn parse_memory_info() -> Result<(f64, f64), io::Error> {
let mut total_memory_kb = 0.0;
let mut available_memory_kb = 0.0;