Each logical compartment includes a placement policy including {TAIL ~ a set} of storage placement rules for placement of storage symbols into {HEAD ~ a set} of physical storage containers 
Each logical compartment includes a placement policy including { TAIL ~ a set } of storage placement rules for placement of storage symbols into { HEAD ~ a set } of physical storage containers
OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH