libvirtutil.py 文件源码

def memory_usage(self):
        ids = self.readonly.listDomainsID()
        hostmem = self.readonly.getInfo()[1]
        totalmax = 0
        totalrunningmax = 0
        for id in ids:
            dom = self.readonly.lookupByID(id)
            machinestate, maxmem, mem = dom.info()[0:3]
            totalmax += maxmem / 1000
            if machinestate == libvirt.VIR_DOMAIN_RUNNING:
                totalrunningmax += maxmem / 1000
        return (hostmem, totalmax, totalrunningmax)