def inspect_disks(self, instance): instance_name = get_instance_name(instance) for disk_metrics in self._utils.get_disk_metrics(instance_name): disk = virt_inspector.Disk(device=disk_metrics['instance_id']) stats = virt_inspector.DiskStats( read_requests=0, # Return bytes read_bytes=disk_metrics['read_mb'] * units.Mi, write_requests=0, write_bytes=disk_metrics['write_mb'] * units.Mi, errors=0) yield (disk, stats)
def inspect_disks(self, instance): domain = self._get_domain_not_shut_off_or_raise(instance) tree = etree.fromstring(domain.XMLDesc(0)) for device in filter(bool, [ target.get("dev") for target in tree.findall('devices/disk/target') ]): disk = virt_inspector.Disk(device=device) block_stats = domain.blockStats(device) stats = virt_inspector.DiskStats(read_requests=block_stats[0], read_bytes=block_stats[1], write_requests=block_stats[2], write_bytes=block_stats[3], errors=block_stats[4]) yield (disk, stats)
def inspect_disks(self, instance_name): for disk_metrics in self._utils.get_disk_metrics(instance_name): device = dict([(i, disk_metrics[i]) for i in ['instance_id', 'host_resource'] if i in disk_metrics]) disk = virt_inspector.Disk(device=device) stats = virt_inspector.DiskStats( read_requests=0, # Return bytes read_bytes=disk_metrics['read_mb'] * units.Mi, write_requests=0, write_bytes=disk_metrics['write_mb'] * units.Mi, errors=0) yield (disk, stats)
def inspect_disks(self, instance_name): domain = self._lookup_by_name(instance_name) state = domain.info()[0] if state == libvirt.VIR_DOMAIN_SHUTOFF: return tree = etree.fromstring(domain.XMLDesc(0)) for device in filter( bool, [target.get("dev") for target in tree.findall('devices/disk/target')]): disk = virt_inspector.Disk(device=device) block_stats = domain.blockStats(device) stats = virt_inspector.DiskStats(read_requests=block_stats[0], read_bytes=block_stats[1], write_requests=block_stats[2], write_bytes=block_stats[3], errors=block_stats[4]) yield (disk, stats)