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chore: refactor stat (#2299)

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This commit is contained in:
Kevin Wan
2022-08-25 23:37:32 +08:00
committed by GitHub
parent 90cdd61efc
commit 36678f9023
1 changed files with 4 additions and 3 deletions
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7
core/stat/internal/cpu_linux.go
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@@ -21,10 +21,9 @@ var (
preTotal uint64 preTotal uint64
quota float64 quota float64
cores uint64 cores uint64
initOnce sync.Once
) )
var initonce sync.Once
// if /proc not present, ignore the cpu calculation, like wsl linux // if /proc not present, ignore the cpu calculation, like wsl linux
func initialize() { func initialize() {
cpus, err := cpuSets() cpus, err := cpuSets()
@@ -72,11 +71,13 @@ func initialize() {
// RefreshCpu refreshes cpu usage and returns. // RefreshCpu refreshes cpu usage and returns.
func RefreshCpu() uint64 { func RefreshCpu() uint64 {
initonce.Do(initialize) initOnce.Do(initialize)
total, err := totalCpuUsage() total, err := totalCpuUsage()
if err != nil { if err != nil {
return 0 return 0
} }
system, err := systemCpuUsage() system, err := systemCpuUsage()
if err != nil { if err != nil {
return 0 return 0