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io error context

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This commit is contained in:
Robin Appelman 2024-09-29 19:46:04 +02:00
commit 8f3d2beb87
6 changed files with 65 additions and 33 deletions
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7
src/linux/power.rs
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@ -1,7 +1,7 @@
use crate::data::{CpuPowerUsage, GpuPowerUsage};
use crate::linux::gpu::gpu_power;
use crate::linux::hwmon::FileSource;
use crate::{Result, SensorSource};
use crate::{IoResultExt, Result, SensorSource};
use std::fs::read_dir;
#[derive(Default)]
@ -11,7 +11,8 @@ pub struct CpuPowerSource {
impl CpuPowerSource {
pub fn new() -> Result<CpuPowerSource> {
let sources: Vec<_> = read_dir("/sys/devices/virtual/powercap/intel-rapl")?
let sources: Vec<_> = read_dir("/sys/devices/virtual/powercap/intel-rapl")
.context("error listing power devices")?
.flatten()
.filter(|path| {
path.file_name()
@ -37,7 +38,7 @@ impl SensorSource for CpuPowerSource {
fn read(&mut self) -> Result<Self::Data> {
let mut usage = CpuPowerUsage::default();
for source in self.sources.iter_mut() {
let package_usage = source.read()?;
let package_usage = source.read().context("error reading power source")?;
usage.cpu_uj += package_usage;
usage.cpu_packages_uj.push(package_usage);
}