"-//Sun Microsystems, Inc.//DTD Web Application 2.
3//EN"
04 "http://java.sun.com/dtd/web-app_2_
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05
06
07
08
13%
09.01.2013
source products, such as OpenStack [1], openQRM [2], Eucalyptus [3], or Ganeti [4], each with its specific functionality and concepts.
Because of the diversity of scenarios, most cloud stacks behave