seaweedfs/weed/stats/memory_supported.go

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// +build linux
package stats
import (
"syscall"
)
func (mem *MemStatus) fillInStatus() {
//system memory usage
sysInfo := new(syscall.Sysinfo_t)
err := syscall.Sysinfo(sysInfo)
if err == nil {
mem.All = uint64(sysInfo.Totalram) //* uint64(syscall.Getpagesize())
mem.Free = uint64(sysInfo.Freeram) //* uint64(syscall.Getpagesize())
mem.Used = mem.All - mem.Free
}
}