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-rw-r--r--tuskar_ui/api/node.py6
1 files changed, 6 insertions, 0 deletions
diff --git a/tuskar_ui/api/node.py b/tuskar_ui/api/node.py
index 12b037b4..68f45dd2 100644
--- a/tuskar_ui/api/node.py
+++ b/tuskar_ui/api/node.py
@@ -11,6 +11,7 @@
# under the License.
import logging
+import time
from django.conf import settings
from django.utils.translation import ugettext_lazy as _
@@ -263,6 +264,11 @@ class Node(base.APIResourceWrapper):
for uuid in uuids:
discoverd_client.introspect(uuid, IRONIC_DISCOVERD_URL,
request.user.token.id)
+ # NOTE(dtantsur): PXE firmware on virtual machines misbehaves when
+ # a lot of nodes start DHCPing simultaneously: it ignores NACK from
+ # DHCP server, tries to get the same address, then times out. Work
+ # around it by using sleep, anyway introspection takes much longer.
+ time.sleep(5)
@classmethod
def set_maintenance(cls, request, uuid, maintenance):