diff --git a/nebula2/mclient/__init__.py b/nebula2/mclient/__init__.py
index d1d963d8..7816cba2 100644
--- a/nebula2/mclient/__init__.py
+++ b/nebula2/mclient/__init__.py
@@ -19,6 +19,7 @@
 )
 from nebula2.common.ttypes import HostAddr, ErrorCode
 from nebula2.meta.ttypes import (
+    HostStatus,
     ListTagsReq,
     ListEdgesReq,
     ListSpacesReq,
@@ -139,7 +140,11 @@ def list_hosts(self):
                         continue
                     raise RuntimeError("List spaces failed, error code: {}"
                                        .format(ErrorCode._VALUES_TO_NAMES.get(resp.code)))
-                return resp.hosts
+                valid_hosts = []
+                for host in resp.hosts:
+                    if host.status == HostStatus.ONLINE:
+                        valid_hosts.append(host)
+                return valid_hosts
             raise RuntimeError("List spaces failed, error code: {}"
                                .format(ErrorCode._VALUES_TO_NAMES.get(resp.code)))