diff --git a/pkg/compute/models/guest_actions.go b/pkg/compute/models/guest_actions.go
index dca0995b64..a78aa91d39 100644
--- a/pkg/compute/models/guest_actions.go
+++ b/pkg/compute/models/guest_actions.go
@@ -4352,6 +4352,7 @@ func (self *SGuest) createConvertedServer(
 	// generate guest create params
 	createInput := self.ToCreateInput(ctx, userCred)
 	createInput.Hypervisor = api.HYPERVISOR_KVM
+	createInput.PreferHost = ""
 	createInput.Vdi = api.VM_VDI_PROTOCOL_VNC
 	createInput.GenerateName = fmt.Sprintf("%s-%s", self.Name, api.HYPERVISOR_KVM)
 	// change drivers so as to bootable in KVM
@@ -4359,6 +4360,9 @@ func (self *SGuest) createConvertedServer(
 		if createInput.Disks[i].Driver != "ide" {
 			createInput.Disks[i].Driver = "ide"
 		}
+		createInput.Disks[i].Format = ""
+		createInput.Disks[i].Backend = ""
+		createInput.Disks[i].Medium = ""
 	}
 	for i := range createInput.Networks {
 		if createInput.Networks[i].Driver != "e1000" && createInput.Networks[i].Driver != "vmxnet3" {
diff --git a/pkg/compute/tasks/guest_convert_esxi_to_kvm_task.go b/pkg/compute/tasks/guest_convert_esxi_to_kvm_task.go
index 56b564c0b5..b6931030e8 100644
--- a/pkg/compute/tasks/guest_convert_esxi_to_kvm_task.go
+++ b/pkg/compute/tasks/guest_convert_esxi_to_kvm_task.go
@@ -51,6 +51,10 @@ func (self *GuestConvertEsxiToKvmTask) GetSchedParams() (*schedapi.ScheduleInput
 		preferHostId, _ := self.Params.GetString("prefer_host_id")
 		schedDesc.ServerConfig.PreferHost = preferHostId
 	}
+	for i := range schedDesc.Disks {
+		schedDesc.Disks[i].Backend = ""
+		schedDesc.Disks[i].Medium = ""
+	}
 	schedDesc.Hypervisor = api.HYPERVISOR_KVM
 	return schedDesc, nil
 }
@@ -211,6 +215,12 @@ func (self *GuestConvertEsxiToKvmTask) TaskComplete(ctx context.Context, guest,
 			}
 		}
 	}
+	for _, k := range []string{api.VM_METADATA_OS_ARCH, api.VM_METADATA_OS_DISTRO, api.VM_METADATA_OS_NAME, api.VM_METADATA_OS_VERSION} {
+		if v := guest.GetMetadata(ctx, k, self.UserCred); len(v) > 0 {
+			targetGuest.SetMetadata(ctx, k, v, self.UserCred)
+		}
+	}
+
 	db.OpsLog.LogEvent(guest, db.ACT_VM_CONVERT, "", self.UserCred)
 	logclient.AddSimpleActionLog(guest, logclient.ACT_VM_CONVERT, "", self.UserCred, true)
 	self.SetStageComplete(ctx, nil)
diff --git a/pkg/hostman/guestman/esxi.go b/pkg/hostman/guestman/esxi.go
index 1810c10595..76b48cddac 100644
--- a/pkg/hostman/guestman/esxi.go
+++ b/pkg/hostman/guestman/esxi.go
@@ -23,6 +23,7 @@ import (
 	"yunion.io/x/log"
 	"yunion.io/x/pkg/errors"
 
+	"yunion.io/x/onecloud/pkg/hostman/guestman/desc"
 	deployapi "yunion.io/x/onecloud/pkg/hostman/hostdeployer/apis"
 	"yunion.io/x/onecloud/pkg/hostman/hostdeployer/deployclient"
 	hostutils "yunion.io/x/onecloud/pkg/hostman/hostutils"
@@ -40,6 +41,12 @@ func (m *SGuestManager) GuestCreateFromEsxi(
 	if err := guest.SaveSourceDesc(createConfig.GuestDesc); err != nil {
 		return nil, err
 	}
+	guest.Desc = new(desc.SGuestDesc)
+	jsonutils.Marshal(createConfig.GuestDesc).Unmarshal(guest.Desc)
+	if err := guest.SaveLiveDesc(guest.Desc); err != nil {
+		return nil, err
+	}
+
 	esxiCli, err := esxi.NewESXiClientFromAccessInfo(ctx, &createConfig.EsxiAccessInfo.Datastore)
 	if err != nil {
 		return nil, errors.Wrap(err, "new esxi client")
@@ -82,7 +89,7 @@ func (m *SGuestManager) GuestCreateFromEsxi(
 	log.Infof("Connection disks %v", connections.String())
 
 	var ret = jsonutils.NewDict()
-	disksDesc := guest.Desc.Disks
+	disksDesc := guest.SourceDesc.Disks
 	for i := 0; i < len(disksDesc); i++ {
 		storageId := disksDesc[i].StorageId
 		if storage := storageman.GetManager().GetStorage(storageId); storage == nil {
diff --git a/pkg/hostman/guestman/libvirt.go b/pkg/hostman/guestman/libvirt.go
index 7176dc6230..c4a47e257f 100644
--- a/pkg/hostman/guestman/libvirt.go
+++ b/pkg/hostman/guestman/libvirt.go
@@ -31,6 +31,7 @@ import (
 	"yunion.io/x/pkg/util/netutils"
 
 	"yunion.io/x/onecloud/pkg/apis/compute"
+	"yunion.io/x/onecloud/pkg/hostman/guestman/desc"
 	"yunion.io/x/onecloud/pkg/hostman/hostutils"
 	"yunion.io/x/onecloud/pkg/hostman/storageman"
 	"yunion.io/x/onecloud/pkg/util/fileutils2"
@@ -70,6 +71,11 @@ func (m *SGuestManager) GuestCreateFromLibvirt(
 	if err := guest.SaveSourceDesc(createConfig.GuestDesc); err != nil {
 		return nil, err
 	}
+	guest.Desc = new(desc.SGuestDesc)
+	jsonutils.Marshal(createConfig.GuestDesc).Unmarshal(guest.Desc)
+	if err := guest.SaveLiveDesc(guest.Desc); err != nil {
+		return nil, err
+	}
 
 	if len(createConfig.MonitorPath) > 0 {
 		if pid := findGuestProcessPid(guest.getOriginId(), "[q]emu-kvm"); len(pid) > 0 {