Paper Abstract and Keywords |
Presentation |
2011-07-29 16:05
Virtual Machine Packing Algorithms for Electric Power Saving Atsuko Takefusa, Hidemoto Nakada, Takahiro Hirofuchi, Satoshi Itoh, Satoshi Sekiguchi (AIST) CPSY2011-21 |
Abstract |
(in Japanese) |
(See Japanese page) |
(in English) |
To reduce total energy consumption in a datacenter, we propose virtual machine (VM) based flexible capacity management, where VMs are 'packed' into few physical nodes when the loads are low, allowing the other physical nodes to be put in 'stand-by' mode for energy saving. To enable proposed management scheme, a VM packing scheme, which migrates VMs to minimize running real nodes, without traffic contention, is essential.
We propose two packing schemes, based on Integer Programming (IP) and greedy (Greedy) approach and compare them in terms of total energy consumption, user experience, scheduling time.
Simulation results show:
1) Greedy and IP can reduce total energy consumption, drastically.
2) user experience degrades in inverse proportion to total energy reduction, but the proposed schemes get around user experience.
3) While Greedy provides reasonable migration plans in short scheduling time, IP provides higher quality plans in feasible scheduling time. |
Keyword |
(in Japanese) |
(See Japanese page) |
(in English) |
Virtual Machine Allocation / Virtual Machine Migration / Electric Power Saving / Optimization / Simulation / / / |
Reference Info. |
IEICE Tech. Rep., vol. 111, no. 163, CPSY2011-21, pp. 73-78, July 2011. |
Paper # |
CPSY2011-21 |
Date of Issue |
2011-07-22 (CPSY) |
ISSN |
Print edition: ISSN 0913-5685 Online edition: ISSN 2432-6380 |
Copyright and reproduction |
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CPSY2011-21 |
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