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//! CPU stats through sysinfo.
//! Supports FreeBSD.
use std::collections::VecDeque;
use sysinfo::{CpuExt, LoadAvg, System, SystemExt};
use super::{CpuData, CpuDataType, CpuHarvest, PastCpuTotal, PastCpuWork};
use crate::app::data_harvester::cpu::LoadAvgHarvest;
pub async fn get_cpu_data_list(
sys: &sysinfo::System, show_average_cpu: bool,
_previous_cpu_times: &mut [(PastCpuWork, PastCpuTotal)],
_previous_average_cpu_time: &mut Option<(PastCpuWork, PastCpuTotal)>,
) -> crate::error::Result<CpuHarvest> {
let mut cpu_deque: VecDeque<_> = sys
.cpus()
.iter()
.enumerate()
.map(|(i, cpu)| CpuData {
data_type: CpuDataType::Cpu(i),
cpu_usage: cpu.cpu_usage() as f64,
})
.collect();
if show_average_cpu {
let cpu = sys.global_cpu_info();
cpu_deque.push_front(CpuData {
data_type: CpuDataType::Avg,
cpu_usage: cpu.cpu_usage() as f64,
})
}
Ok(Vec::from(cpu_deque))
}
pub async fn get_load_avg() -> crate::error::Result<LoadAvgHarvest> {
let sys = System::new();
let LoadAvg { one, five, fifteen } = sys.load_average();
Ok([one as f32, five as f32, fifteen as f32])
}
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