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Merge pull request #6637 from gkurz/cpu-shares-to-weight

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rustjail: Use CPUWeight with systemd and CgroupsV2
This commit is contained in:
Fabiano Fidêncio
2023-04-11 10:55:48 +02:00
committed by GitHub
parent dc74133e74 c1fbaae8d6
commit aee6174a53
1 changed files with 4 additions and 4 deletions
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8
src/agent/rustjail/src/cgroups/systemd/subsystem/cpu.rs
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@@ -71,7 +71,7 @@ impl Cpu {
}
// v2:
// cpu.shares <-> CPUShares
// cpu.shares <-> CPUWeight
// cpu.period <-> CPUQuotaPeriodUSec
// cpu.period & cpu.quota <-> CPUQuotaPerSecUSec
fn unified_apply(
@@ -80,8 +80,8 @@ impl Cpu {
systemd_version: &str,
) -> Result<()> {
if let Some(shares) = cpu_resources.shares {
let unified_shares = get_unified_cpushares(shares);
properties.push(("CPUShares", Value::U64(unified_shares)));
let weight = shares_to_weight(shares);
properties.push(("CPUWeight", Value::U64(weight)));
}
if let Some(period) = cpu_resources.period {
@@ -104,7 +104,7 @@ impl Cpu {
// ref: https://github.com/containers/crun/blob/main/crun.1.md#cgroup-v2
// [2-262144] to [1-10000]
fn get_unified_cpushares(shares: u64) -> u64 {
fn shares_to_weight(shares: u64) -> u64 {
if shares == 0 {
return 100;
}