Earning Points. Starwood's Preferred Guest program is fairly straightforward: the more nights you spend at participating hotels, the faster you'll earn a free night.
As seen in the EXECUTING phase, the map will write (using Mapper.Context.write()) its output into a circular in-memory buffer (MapTask.MapOutputBuffer). The size of this buffer is fixed and determined by the configuration parameter mapreduce.task.io.sort.mb (default: 100MB).
.vmsn <vmname>-Snapshot.vmsn This is the snapshot state file, which stores the running state of a virtual machine at the time you take that snapshot <vmname>-Snapshot<###>.vmsn This is the file which stores the state of a snapshot .vmss <vmname>.vmss This is the suspended state file, which stores the state of a suspended virtual machine