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Summary: VM-Rejuvenation:
A cheap and easy self-rejuvenation
technique for legacy application servers
Framework developed by:
Univ. Coimbra (UCO)
Technical University of Catalonia (UPC)
Barcelona Supercomputing Center (BSC)
The downtime cost is inadmissible
Motivation
Source: NetworkComputing, http://www.networkcomputing.com
Motivation
However, all complex systems are prone
to suffer transient failures! ...Then
crashes...downtime....
How to avoid unplanned downtime?
Applying self-healing techniques.
TO AVOID FAILURES.... PREDICT THEM!TO AVOID FAILURES.... PREDICT THEM!
Motivation
This requires:
Self-monitoring: early detection/prediction of
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