Scale Out of Compute Node fails with error "could not look up qualified variable"

Solution Verified - Updated -

Issue

  • Could not look up qualified variable '::nova::scheduler::filter::cpu_allocation_ratio'; class ::nova::scheduler::filter has not been evaluated
  • Scale of compute is failing with below errors


    overcloud.AllNodesDeploySteps.ComputeDeployment_Step4.18: resource_type: OS::Heat::StructuredDeployment physical_resource_id: 5694748e-e939-4f08-beb3-678dae0970e3 status: UPDATE_FAILED status_reason: | UPDATE aborted deploy_stdout: | ESC[mNotice: Scope(Class[Tripleo::Firewall::Post]): At this stage, all network traffic is blocked.ESC[0m ESC[mNotice: Compiled catalog for lppospiucptc18.us.aexp.com in environment production in 4.47 secondsESC[0m ESC[mNotice: /Stage[main]/Tripleo::Profile::Base::Kernel/Kmod::Load[nf_conntrack_proto_sctp]/Exec[modprobe nf_conntrack_proto_sctp]/returns: executed successfullyESC[0m ESC[mNotice: /Stage[main]/Ssh::Server::Config/Concat[/etc/ssh/sshd_config]/File[/etc/ssh/sshd_config]/content: content changed '{md5}b57f778f6bdc225bba5f3ea061d002f9' to '{md5}0fba219ce397a0da18556e84985e6ffa'ESC[0m ESC[mNotice: /Stage[main]/Ssh::Server::Service/Service[sshd]: Triggered 'refresh' from 2 eventsESC[0m ESC[mNotice: Finished catalog run in 11.26 secondsESC[0m deploy_stderr: | error: Could not connect to cluster (is it running?) exception: connect failed ESC[1;31mWarning: Scope(Class[Nova]): Could not look up qualified variable '::nova::scheduler::filter::cpu_allocation_ratio'; class ::nova::scheduler::filter has not been evaluatedESC[0m ESC[1;31mWarning: Scope(Class[Nova]): Could not look up qualified variable '::nova::scheduler::filter::ram_allocation_ratio'; class ::nova::scheduler::filter has not been evaluatedESC[0m ESC[1;31mWarning: Scope(Class[Nova]): Could not look up qualified variable '::nova::scheduler::filter::disk_allocation_ratio'; class ::nova::scheduler::filter has not been evaluatedESC[0m ESC[1;31mWarning: Scope(Class[Nova::Compute]): compute_manager is marked as deprecated in Nova but still needed when Ironic is used. It will be removed once Nova removes it.ESC[0m ESC[1;31mWarning: Scope(Class[Nova::Vncproxy::Common]): Could not look up qualified variable '::nova::vncproxy::host'; class ::nova::vncproxy has not been evaluatedESC[0m ESC[1;31mWarning: Scope(Class[Nova::Vncproxy::Common]): Could not look up qualified variable '::nova::vncproxy::vncproxy_protocol'; class ::nova::vncproxy has not been evaluatedESC[0m ESC[1;31mWarning: Scope(Class[Nova::Vncproxy::Common]): Could not look up qualified variable '::nova::vncproxy::port'; class ::nova::vncproxy has not been evaluatedESC[0m ESC[1;31mWarning: Scope(Class[Nova::Vncproxy::Common]): Could not look up qualified variable '::nova::vncproxy::vncproxy_path'; class ::nova::vncproxy has not been evaluatedESC[0m

Environment

Red Hat OpenStack 10

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