The nova.scheduler.filters.num_instances_filter Module

class AggregateNumInstancesFilter

Bases: nova.scheduler.filters.num_instances_filter.NumInstancesFilter

AggregateNumInstancesFilter with per-aggregate the max num instances.

Fall back to global max_num_instances_per_host if no per-aggregate setting found.

class NumInstancesFilter

Bases: nova.scheduler.filters.BaseHostFilter

Filter out hosts with too many instances.

host_passes(host_state, spec_obj)