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fix: cpu cores got wrongly calculated to 0 (#7405)

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* fix: cpu cores got wrongly calculated to 0

Signed-off-by: luofucong <luofc@foxmail.com>

* Update src/common/stat/src/resource.rs

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Signed-off-by: luofucong <luofc@foxmail.com>
Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
This commit is contained in:
LFC
2025-12-15 17:40:49 +08:00
committed by GitHub
parent e0697790e6
commit 0c52d5bb34
1 changed files with 14 additions and 3 deletions
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17
src/common/stat/src/resource.rs
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@@ -58,10 +58,14 @@ pub fn get_total_memory_bytes() -> i64 {
}
}
/// Get the total CPU cores. The result will be rounded to the nearest integer.
/// For example, if the total CPU is 1.5 cores(1500 millicores), the result will be 2.
/// Get the total CPU cores. The result will be rounded up to the next integer (ceiling).
/// For example, if the total CPU is 1.1 cores (1100 millicores) or 1.5 cores (1500 millicores), the result will be 2.
pub fn get_total_cpu_cores() -> usize {
((get_total_cpu_millicores() as f64) / 1000.0).round() as usize
cpu_cores(get_total_cpu_millicores())
}
fn cpu_cores(cpu_millicores: i64) -> usize {
((cpu_millicores as f64) / 1_000.0).ceil() as usize
}
/// Get the total memory in readable size.
@@ -178,6 +182,13 @@ mod tests {
#[test]
fn test_get_total_cpu_cores() {
assert!(get_total_cpu_cores() > 0);
assert_eq!(cpu_cores(1), 1);
assert_eq!(cpu_cores(100), 1);
assert_eq!(cpu_cores(500), 1);
assert_eq!(cpu_cores(1000), 1);
assert_eq!(cpu_cores(1100), 2);
assert_eq!(cpu_cores(1900), 2);
assert_eq!(cpu_cores(10_000), 10);
}
#[test]