X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=resources%2Flibraries%2Fpython%2FInterfaceUtil.py;h=7144e0adefa2179ce3632e33b5161dfbeb648372;hp=7706c14e0666f0febd64625e6fe8aa1bc3f69ce9;hb=82094363f6077e1b28845719db3a6191c0c93a99;hpb=dbe149c85501bc15dde1496a722e2b9dce86ee92

diff --git a/resources/libraries/python/InterfaceUtil.py b/resources/libraries/python/InterfaceUtil.py
index 7706c14e06..7144e0adef 100644
--- a/resources/libraries/python/InterfaceUtil.py
+++ b/resources/libraries/python/InterfaceUtil.py
@@ -210,9 +210,14 @@ class InterfaceUtil(object):
             host=node['host'])
         args = dict(sw_if_index=sw_if_index,
                     mtu=int(mtu))
-        with PapiExecutor(node) as papi_exec:
-            papi_exec.add(cmd, **args).get_replies(err_msg).\
-                verify_reply(err_msg=err_msg)
+        try:
+            with PapiExecutor(node) as papi_exec:
+                papi_exec.add(cmd, **args).get_replies(err_msg).\
+                    verify_reply(err_msg=err_msg)
+        except AssertionError as err:
+            # TODO: Make failure tolerance optional.
+            logger.debug("Setting MTU failed. Expected?\n{err}".format(
+                err=err))
 
     @staticmethod
     def vpp_set_interfaces_mtu_on_node(node, mtu=9200):
@@ -1650,6 +1655,8 @@ class InterfaceUtil(object):
         """
         worker_id = 0
         worker_cnt = len(VPPUtil.vpp_show_threads(node)) - 1
+        if not worker_cnt:
+            return
         for placement in InterfaceUtil.vpp_sw_interface_rx_placement_dump(node):
             for interface in node['interfaces'].values():
                 if placement['sw_if_index'] == interface['vpp_sw_index'] \