68 lines
1.5 KiB
Go
68 lines
1.5 KiB
Go
package lib
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import (
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"log"
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"time"
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"github.com/shirou/gopsutil/mem"
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)
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// Mem struct with mem stats.
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type Mem struct {
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Usedpct uint64
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Shared uint64
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Swap uint64
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}
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// UpdateMemStats parses mem info stats.
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func (c *MyConfig) UpdateMemStats() {
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var (
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InitialDelay = 100 * time.Millisecond
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LoopIterationDelay = 3 * time.Second
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Delay = InitialDelay
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ticker = time.NewTicker(Delay)
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)
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for range ticker.C {
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if Delay == InitialDelay {
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Delay = LoopIterationDelay
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ticker.Reset(Delay)
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}
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v, err := mem.VirtualMemory()
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if err != nil {
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log.Printf("Unable to get memory statistics: %s", err)
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time.Sleep(1 * time.Second)
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continue
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}
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sw, err := mem.SwapMemory()
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if err != nil {
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log.Printf("Unable to get swap statistics: %s", err)
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time.Sleep(1 * time.Second)
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continue
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}
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if c.Mem.ShowSwap {
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if c.Values.Memory.Usedpct != uint64(v.UsedPercent) || c.Values.Memory.Shared != v.Shared/1024/1024 || c.Values.Memory.Swap != v.SwapTotal-v.SwapFree {
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c.Values.Memory.Usedpct = uint64(v.UsedPercent)
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c.Values.Memory.Shared = v.Shared / 1024 / 1024
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c.Values.Memory.Swap = sw.Used / 1024 / 1024
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c.Channels.UpdateReady <- true
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}
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} else {
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if c.Values.Memory.Usedpct != uint64(v.UsedPercent) || c.Values.Memory.Shared != v.Shared/1024/1024 {
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c.Values.Memory.Usedpct = uint64(v.UsedPercent)
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c.Values.Memory.Shared = v.Shared / 1024 / 1024
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c.Channels.UpdateReady <- true
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}
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}
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}
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}
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/* vim: set ft=go noet ai ts=4 sw=4 sts=4: */
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