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Merge pull request #4081 from fidencio/wip/stable-2.4-agent-avoid-panic-when-getting-empty-stats

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stable-2.4 | agent: Avoid agent panic when reading empty stats
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Greg Kurz 2022-04-13 14:13:13 +02:00 committed by GitHub
commit 10bab3c96a
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1 changed files with 5 additions and 5 deletions
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10
src/agent/rustjail/src/cgroups/fs/mod.rs
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@ -590,9 +590,9 @@ fn get_cpuacct_stats(cg: &cgroups::Cgroup) -> SingularPtrField<CpuUsage> {
let h = lines_to_map(&cpuacct.stat);
let usage_in_usermode =
(((*h.get("user").unwrap() * NANO_PER_SECOND) as f64) / *CLOCK_TICKS) as u64;
(((*h.get("user").unwrap_or(&0) * NANO_PER_SECOND) as f64) / *CLOCK_TICKS) as u64;
let usage_in_kernelmode =
(((*h.get("system").unwrap() * NANO_PER_SECOND) as f64) / *CLOCK_TICKS) as u64;
(((*h.get("system").unwrap_or(&0) * NANO_PER_SECOND) as f64) / *CLOCK_TICKS) as u64;
let total_usage = cpuacct.usage;
@ -623,9 +623,9 @@ fn get_cpuacct_stats(cg: &cgroups::Cgroup) -> SingularPtrField<CpuUsage> {
let cpu_controller: &CpuController = get_controller_or_return_singular_none!(cg);
let stat = cpu_controller.cpu().stat;
let h = lines_to_map(&stat);
let usage_in_usermode = *h.get("user_usec").unwrap();
let usage_in_kernelmode = *h.get("system_usec").unwrap();
let total_usage = *h.get("usage_usec").unwrap();
let usage_in_usermode = *h.get("user_usec").unwrap_or(&0);
let usage_in_kernelmode = *h.get("system_usec").unwrap_or(&0);
let total_usage = *h.get("usage_usec").unwrap_or(&0);
let percpu_usage = vec![];
SingularPtrField::some(CpuUsage {