old_contents: # Copyright (c) 2014 OpenStack Foundation
  # All Rights Reserved.
  #
  #    Licensed under the Apache License, Version 2.0 (the "License"); you may
  #    not use this file except in compliance with the License. You may obtain
  #    a copy of the License at
  #
  #         http://www.apache.org/licenses/LICENSE-2.0
  #
  #    Unless required by applicable law or agreed to in writing, software
  #    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  #    License for the specific language governing permissions and limitations
  #    under the License.
  
  from oslo_log import log as logging
  
  from nova.scheduler import filters
  
  LOG = logging.getLogger(__name__)
  
  
  class ExactRamFilter(filters.BaseHostFilter):
      """Exact RAM Filter."""
  
      def host_passes(self, host_state, spec_obj):
          """Return True if host has the exact amount of RAM available."""
          requested_ram = spec_obj.memory_mb
          if requested_ram != host_state.free_ram_mb:
              LOG.debug("%(host_state)s does not have exactly "
                        "%(requested_ram)s MB usable RAM, it has "
                        "%(usable_ram)s.",
                        {'host_state': host_state,
                         'requested_ram': requested_ram,
                         'usable_ram': host_state.free_ram_mb})
              return False
  
          # NOTE(mgoddard): Setting the limit ensures that it is enforced in
          # compute. This ensures that if multiple instances are scheduled to a
          # single host, then all after the first will fail in the claim.
          host_state.limits['memory_mb'] = host_state.total_usable_ram_mb
          return True
  
new_contents: # Copyright (c) 2014 OpenStack Foundation
  # All Rights Reserved.
  #
  #    Licensed under the Apache License, Version 2.0 (the "License"); you may
  #    not use this file except in compliance with the License. You may obtain
  #    a copy of the License at
  #
  #         http://www.apache.org/licenses/LICENSE-2.0
  #
  #    Unless required by applicable law or agreed to in writing, software
  #    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
  #    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
  #    License for the specific language governing permissions and limitations
  #    under the License.
  
  from oslo_log import log as logging
  
  from nova.scheduler import filters
  
  LOG = logging.getLogger(__name__)
  
  
  class ExactRamFilter(filters.BaseHostFilter):
      """Exact RAM Filter."""
  
      def host_passes(self, host_state, spec_obj):
          """Return True if host has the exact amount of RAM available."""
          requested_ram = spec_obj.memory_mb
          if requested_ram != host_state.free_ram_mb:
              LOG.debug("%(host_state)s does not have exactly "
                        "%(requested_ram)s MB usable RAM, it has "
                        "%(usable_ram)s MB.",
                        {'host_state': host_state,
                         'requested_ram': requested_ram,
                         'usable_ram': host_state.free_ram_mb})
              return False
  
          # NOTE(mgoddard): Setting the limit ensures that it is enforced in
          # compute. This ensures that if multiple instances are scheduled to a
          # single host, then all after the first will fail in the claim.
          host_state.limits['memory_mb'] = host_state.total_usable_ram_mb
          return True
  
subject: Fix missing of unit in debug info