xmtop/vendor/github.com/shirou/gopsutil/mem/mem.go
2018-02-20 19:25:54 -08:00

81 lines
2.2 KiB
Go

package mem
import (
"encoding/json"
"github.com/shirou/gopsutil/internal/common"
)
var invoke common.Invoker
func init() {
invoke = common.Invoke{}
}
// Memory usage statistics. Total, Available and Used contain numbers of bytes
// for human consumption.
//
// The other fields in this struct contain kernel specific values.
type VirtualMemoryStat struct {
// Total amount of RAM on this system
Total uint64 `json:"total"`
// RAM available for programs to allocate
//
// This value is computed from the kernel specific values.
Available uint64 `json:"available"`
// RAM used by programs
//
// This value is computed from the kernel specific values.
Used uint64 `json:"used"`
// Percentage of RAM used by programs
//
// This value is computed from the kernel specific values.
UsedPercent float64 `json:"usedPercent"`
// This is the kernel's notion of free memory; RAM chips whose bits nobody
// cares about the value of right now. For a human consumable number,
// Available is what you really want.
Free uint64 `json:"free"`
// OS X / BSD specific numbers:
// http://www.macyourself.com/2010/02/17/what-is-free-wired-active-and-inactive-system-memory-ram/
Active uint64 `json:"active"`
Inactive uint64 `json:"inactive"`
Wired uint64 `json:"wired"`
// Linux specific numbers
// https://www.centos.org/docs/5/html/5.1/Deployment_Guide/s2-proc-meminfo.html
// https://www.kernel.org/doc/Documentation/filesystems/proc.txt
Buffers uint64 `json:"buffers"`
Cached uint64 `json:"cached"`
Writeback uint64 `json:"writeback"`
Dirty uint64 `json:"dirty"`
WritebackTmp uint64 `json:"writebacktmp"`
Shared uint64 `json:"shared"`
Slab uint64 `json:"slab"`
PageTables uint64 `json:"pagetables"`
SwapCached uint64 `json:"swapcached"`
}
type SwapMemoryStat struct {
Total uint64 `json:"total"`
Used uint64 `json:"used"`
Free uint64 `json:"free"`
UsedPercent float64 `json:"usedPercent"`
Sin uint64 `json:"sin"`
Sout uint64 `json:"sout"`
}
func (m VirtualMemoryStat) String() string {
s, _ := json.Marshal(m)
return string(s)
}
func (m SwapMemoryStat) String() string {
s, _ := json.Marshal(m)
return string(s)
}