A.9. A Middle Ground

As noted in Section A.2, the distinction between local and distributed objects as we are using the terms is not exhaustive. In particular, there is a third category of objects made up of those that are in different address spaces but are guaranteed to be on the same machine. These are the sorts of objects, for example, that appear to be the basis of systems such as Spring[16] or Clouds[4]. These objects have some of the characteristics of distributed objects, such as increased latency in comparison to local objects and the need for a different model of memory access. However, these objects also share characteristics of local objects, including sharing underlying resource management and failure modes that are more nearly ...

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