Thomas Sandholm and Dejan Milojicic, from HP Labs, describe "Hadoop Scheduling in the OpenCirrus Cloud Testbed." OpenCirrus is a consortium of sites that each contribute at least 1000 cores to the testbed. The OpenCirrus Cloud Testbed is sponsored by HP, Intel, and Yahoo!, with additional support from NSF, and participation from other entities. There are currently 9 sites that share research, applications, infrastructure, and data sets. Their goal: spurring innovation in cloud computing, offering global services, gaining insight into platform and architectural features, and providing open source components like Hadoop.
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