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atomic types used #1648

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Merged
merged 1 commit into from
Jul 27, 2023
Merged

atomic types used #1648

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14 changes: 7 additions & 7 deletions cmd/cortex/chaincmd.go
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Original file line number Diff line number Diff line change
Expand Up @@ -242,16 +242,16 @@ func importChain(ctx *cli.Context) error {
defer chainDb.Close()

// Start periodically gathering memory profiles
var peakMemAlloc, peakMemSys uint64
var peakMemAlloc, peakMemSys atomic.Uint64
go func() {
stats := new(runtime.MemStats)
for {
runtime.ReadMemStats(stats)
if atomic.LoadUint64(&peakMemAlloc) < stats.Alloc {
atomic.StoreUint64(&peakMemAlloc, stats.Alloc)
if peakMemAlloc.Load() < stats.Alloc {
peakMemAlloc.Store(stats.Alloc)
}
if atomic.LoadUint64(&peakMemSys) < stats.Sys {
atomic.StoreUint64(&peakMemSys, stats.Sys)
if peakMemSys.Load() < stats.Sys {
peakMemSys.Store(stats.Sys)
}
time.Sleep(5 * time.Second)
}
Expand Down Expand Up @@ -301,8 +301,8 @@ func importChain(ctx *cli.Context) error {
mem := new(runtime.MemStats)
runtime.ReadMemStats(mem)

fmt.Printf("Object memory: %.3f MB current, %.3f MB peak\n", float64(mem.Alloc)/1024/1024, float64(atomic.LoadUint64(&peakMemAlloc))/1024/1024)
fmt.Printf("System memory: %.3f MB current, %.3f MB peak\n", float64(mem.Sys)/1024/1024, float64(atomic.LoadUint64(&peakMemSys))/1024/1024)
fmt.Printf("Object memory: %.3f MB current, %.3f MB peak\n", float64(mem.Alloc)/1024/1024, float64(peakMemAlloc.Load())/1024/1024)
fmt.Printf("System memory: %.3f MB current, %.3f MB peak\n", float64(mem.Sys)/1024/1024, float64(peakMemSys.Load())/1024/1024)
fmt.Printf("Allocations: %.3f million\n", float64(mem.Mallocs)/1000000)
fmt.Printf("GC pause: %v\n\n", time.Duration(mem.PauseTotalNs))

Expand Down