38 lines
921 B
Go
38 lines
921 B
Go
package config
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import (
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"fmt"
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"runtime"
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"github.com/dustin/go-humanize"
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)
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// RuntimeInfo represents memory and cpu usage statistics.
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type RuntimeInfo struct {
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Cores int `json:"cores"`
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Routines int `json:"routines"`
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Memory struct {
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Used uint64 `json:"used"`
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Reserved uint64 `json:"reserved"`
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Info string `json:"info"`
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} `json:"memory"`
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}
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// NewRuntimeInfo returns a new RuntimeInfo instance.
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func NewRuntimeInfo() (r RuntimeInfo) {
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r = RuntimeInfo{}
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r.Refresh()
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return r
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}
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// Refresh updates runtime info values like number of goroutines and memory usage.
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func (r *RuntimeInfo) Refresh() {
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r.Cores = runtime.NumCPU()
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r.Routines = runtime.NumGoroutine()
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var mem runtime.MemStats
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runtime.ReadMemStats(&mem)
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r.Memory.Used = mem.Alloc
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r.Memory.Reserved = mem.Sys
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r.Memory.Info = fmt.Sprintf("Used %s / Reserved %s", humanize.Bytes(r.Memory.Used), humanize.Bytes(r.Memory.Reserved))
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}
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