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@ -4,6 +4,7 @@ package gopsutil
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import (
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"os/exec"
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"strconv"
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"strings"
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)
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@ -53,21 +54,38 @@ func VirtualMemory() (*VirtualMemoryStat, error) {
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// SwapMemory returns swapinfo.
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func SwapMemory() (*SwapMemoryStat, error) {
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swapUsage, _ := doSysctrl("vm.swapusage")
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var ret *SwapMemoryStat
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total := strings.Replace(swapUsage[3], "M", "", 1)
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used := strings.Replace(swapUsage[6], "M", "", 1)
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free := strings.Replace(swapUsage[9], "M", "", 1)
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swapUsage, err := doSysctrl("vm.swapusage")
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if err != nil {
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return ret, err
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}
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total := strings.Replace(swapUsage[2], "M", "", 1)
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used := strings.Replace(swapUsage[5], "M", "", 1)
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free := strings.Replace(swapUsage[8], "M", "", 1)
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total_v, err := strconv.ParseFloat(total, 64)
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if err != nil {
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return nil, err
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}
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used_v, err := strconv.ParseFloat(used, 64)
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if err != nil {
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return nil, err
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}
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free_v, err := strconv.ParseFloat(free, 64)
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if err != nil {
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return nil, err
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}
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u := "0"
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u := ((total_v - free_v) / total_v) * 100.0
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// vm.swapusage shows "M", multiply 1000
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ret = &SwapMemoryStat{
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Total: mustParseUint64(total),
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Used: mustParseUint64(used),
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Free: mustParseUint64(free),
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UsedPercent: mustParseFloat64(u),
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Total: uint64(total_v * 1000),
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Used: uint64(used_v * 1000),
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Free: uint64(free_v * 1000),
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UsedPercent: u,
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}
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return ret, nil
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