Horizon fails with "Unable to connect to Neutron" when vms are more than 200 .

Solution Verified - Updated -


  • On Horizon dashboard, after changing the setting "Items per page" to 200,
    while checking the tenant which has 200 vms, we get the error : "Unable to connect to Neutron"


  • Red Hat OpenStack 5.0 on RHEL 7
  • Red Hat OpenStack 6.0

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