Horizon dashboard crashing

Solution In Progress - Updated -

Issue

Horizon dashboard repeatedly crashes in throughout the course of the day. This problem has become more frequent as additional users come onboard and leverage the gui. To get the dashboard functional again, we need to go into the controller and restart the httpd service.

from horizon.log

2014-05-13 12:15:02,786 20576 ERROR django.request Internal Server Error: /dashboard/project/
Traceback (most recent call last):
  File "/usr/lib/python2.6/site-packages/django/core/handlers/base.py", line 111, in get_response
  File "/usr/lib/python2.6/site-packages/horizon/decorators.py", line 38, in dec
  File "/usr/lib/python2.6/site-packages/horizon/decorators.py", line 54, in dec
  File "/usr/lib/python2.6/site-packages/horizon/decorators.py", line 38, in dec
  File "/usr/lib/python2.6/site-packages/django/views/generic/base.py", line 48, in view
  File "/usr/lib/python2.6/site-packages/django/views/generic/base.py", line 69, in dispatch
  File "/usr/lib/python2.6/site-packages/horizon/tables/views.py", line 155, in get
  File "/usr/lib/python2.6/site-packages/horizon/tables/views.py", line 146, in construct_tables
  File "/usr/lib/python2.6/site-packages/horizon/tables/views.py", line 118, in handle_table
  File "/usr/lib/python2.6/site-packages/horizon/tables/views.py", line 182, in _get_data_dict
  File "/usr/share/openstack-dashboard/openstack_dashboard/wsgi/../../openstack_dashboard/dashboards/project/overview/views.py", line 56, in get_data
  File "/usr/share/openstack-dashboard/openstack_dashboard/wsgi/../../openstack_dashboard/usage/views.py", line 28, in get_data
  File "/usr/share/openstack-dashboard/openstack_dashboard/wsgi/../../openstack_dashboard/usage/base.py", line 193, in summarize
  File "/usr/share/openstack-dashboard/openstack_dashboard/wsgi/../../openstack_dashboard/usage/base.py", line 190, in summarize
  File "/usr/share/openstack-dashboard/openstack_dashboard/wsgi/../../openstack_dashboard/usage/base.py", line 243, in get_usage_list
  File "/usr/share/openstack-dashboard/openstack_dashboard/wsgi/../../openstack_dashboard/api/nova.py", line 600, in usage_get
  File "/usr/lib/python2.6/site-packages/novaclient/v1_1/usage.py", line 48, in get
  File "/usr/lib/python2.6/site-packages/novaclient/base.py", line 140, in _get
  File "/usr/lib/python2.6/site-packages/novaclient/client.py", line 259, in get
  File "/usr/lib/python2.6/site-packages/novaclient/client.py", line 243, in _cs_request
  File "/usr/lib/python2.6/site-packages/novaclient/client.py", line 225, in _time_request
  File "/usr/lib/python2.6/site-packages/novaclient/client.py", line 195, in request
  File "/usr/lib/python2.6/site-packages/requests/sessions.py", line 279, in request
  File "/usr/lib/python2.6/site-packages/requests/sessions.py", line 374, in send
  File "/usr/lib/python2.6/site-packages/requests/adapters.py", line 206, in send
ConnectionError: [Errno 24] Too many open files

Environment

  • Red Hat Enterprise Linux OpenStack Platform 4.0

Subscriber exclusive content

A Red Hat subscription provides unlimited access to our knowledgebase, tools, and much more.

Current Customers and Partners

Log in for full access

Log In