Description of configuration options for cells

Configuration option=Default value	Description
call_timeout=60	(IntOpt) Seconds to wait for response from a call to a cell.
capabilities=hypervisor=xenserver;kvm,os=linux;windows	(ListOpt) Key/Multi-value list with the capabilities of the cell
cell_type=None	(StrOpt) Type of cell: api or compute
cells_config=None	(StrOpt) Configuration file from which to read cells configuration. If given, overrides reading cells from the database.
driver=nova.virt.baremetal.pxe.PXE	(StrOpt) Baremetal driver back-end (pxe or tilera)
driver=nova.cells.rpc_driver.CellsRPCDriver	(StrOpt) Cells communication driver to use
enable=False	(BoolOpt) Enable cell functionality
instance_update_num_instances=1	(IntOpt) Number of instances to update per periodic task run
instance_updated_at_threshold=3600	(IntOpt) Number of seconds after an instance was updated or deleted to continue to update cells
manager=nova.cells.manager.CellsManager	(StrOpt) Manager for cells
manager=nova.conductor.manager.ConductorManager	(StrOpt) full class name for the Manager for conductor
max_hop_count=10	(IntOpt) Maximum number of hops for cells routing.
mute_child_interval=300	(IntOpt) Number of seconds after which a lack of capability and capacity updates signals the child cell is to be treated as a mute.
mute_weight_multiplier=-10.0	(FloatOpt) Multiplier used to weigh mute children. (The value should be negative.)
mute_weight_value=1000.0	(FloatOpt) Weight value assigned to mute children. (The value should be positive.)
name=nova	(StrOpt) name of this cell
reserve_percent=10.0	(FloatOpt) Percentage of cell capacity to hold in reserve. Affects both memory and disk utilization
topic=cells	(StrOpt) the topic cells nodes listen on
topic=conductor	(StrOpt) the topic conductor nodes listen on