In {TAIL ~ another example}, {HEAD ~ simple re replication} requires less write Input/Output operations than complete out migration, and is therefore a faster way to restore data redundancy 
In
In { TAIL ~ another example } , { HEAD ~ simple re replication } requires less write Input / Output operations than complete out migration , and is therefore a faster way to restore data redundancy
REL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH