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Data center

Integrating Pre-Cooling of Data Center operated with Renewable Energies

Integrating Pre-Cooling of Data Center operated with Renewable Energies

... Green data center; Pre-cooling ...of data centers, which are large consumers of electricity, researchers have been studying energy efficiency for more than a ...cloud data centers [1], [2], ...

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Data center optical networks : short- and long-term solutions

Data center optical networks : short- and long-term solutions

... current data centers During the early 2000s, most of the connections performed in a data center ...the data center physical ...limitations data centers profit from the extended ...

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When Network Matters: Data Center Scheduling with Network Tasks

When Network Matters: Data Center Scheduling with Network Tasks

... Preliminary. Our framework directly models simple networks such as a set of machines connected via a bus by using a model with a single network machine or connected via an antenna (WiFi, 4G, ...) using a model with one ...

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Efficient Scheduling of FPGAs for Cloud Data Center Infrastructures

Efficient Scheduling of FPGAs for Cloud Data Center Infrastructures

... Cloud data center, FPGA I. I In modern cloud data enters, FPGAs are directly connected to the data center’s network and are accessible as stand-alone resources ...of data-intensive ...

10

Online Robust Placement of Service Chains for Large Data Center Topologies

Online Robust Placement of Service Chains for Large Data Center Topologies

... large data center (DC), it is particularly complex for an operator to dynamically place the different virtual functions constituting the chains in their data center, while guaranteeing at the ...

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2017 — Modeling end user performance perspective for cloud computing systems using data center logs from big data technology

2017 — Modeling end user performance perspective for cloud computing systems using data center logs from big data technology

... the data repositories and processors should be included in order to actually measure (or try to measure as accurately as possible) the end user's perceived performance when using the information system? One of the ...

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btrScript : a safe management system for virtualized data center

btrScript : a safe management system for virtualized data center

... Managing a data center implies to regularly manipulate both the VMs and the servers. Common operations include snapshotting, starting, stopping, or resetting of VMs [1], but also starting, halting, ...

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A data model for supplying a Data Center with several energy sources

A data model for supplying a Data Center with several energy sources

... the Data Center does not let us a lot freedom ...the data center load, it is a system input and does not have freedom ...the data center, we get two different functions: night ...

7

VDC Planner: Dynamic Migration-Aware Virtual Data Center Embedding for Clouds

VDC Planner: Dynamic Migration-Aware Virtual Data Center Embedding for Clouds

... Virtual Data Centers ...and data center networks to multiple VDCs in order to optimize total revenue, while minimizing the total energy consumption in the data ...

9

Collaborative Traffic Measurement in Virtualized Data Center Networks

Collaborative Traffic Measurement in Virtualized Data Center Networks

... The question we address in this work is how to maximize the traffic that can be passively monitored on a set of physical servers hosting VMs while minimizing the impact that such monitoring tools might have on the ...

7

Green IT scheduling for data center powered with renewable energy

Green IT scheduling for data center powered with renewable energy

... single data center ...single data center, with a workload composed of batch jobs with due date constraints, using on-site renewable energy ...

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Modeling Data Center Building Blocks for Energy-efficiency and Thermal Simulations

Modeling Data Center Building Blocks for Energy-efficiency and Thermal Simulations

... Computing Center Stuttgart ...of Data Center Efficiency Building Blocks (DEBBs), which represent hardware components of a data center complemented by descriptions of their en- ergy ...a ...

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Green IT scheduling for data center powered with renewable energy

Green IT scheduling for data center powered with renewable energy

... single data center ...single data center, with a workload composed of batch jobs with due date constraints, using on-site renewable energy ...

23

Data analysis of a Google data center

Data analysis of a Google data center

... Google data center during 29 days represent a very rich and very useful source of information for understanding the main features of a data ...

3

Minimization of Costs and Energy Consumption in a Data Center by a Workload-Based Capacity Management

Minimization of Costs and Energy Consumption in a Data Center by a Workload-Based Capacity Management

... Fig. 1: Profile of the benchmark test3d: 3D real-to-complex FFT routine 2.3 Modeling servers In the scope of CoolEmAll, data center server room is composed by a number of racks. Each rack consists of a set ...

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Analyzing traces from a Google data center

Analyzing traces from a Google data center

... ‡ CNAM/CEDRIC, 292 rue Saint Martin, 75003 Paris, France. Email: selma.boumerdassi@cnam.fr Abstract—Traces collected from an operational Google data center over 29 days represent a very rich and useful ...

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Drowsy-DC: Data center power management system

Drowsy-DC: Data center power management system

... modern data center (DC), a large majority of costs arise from energy ...of data computation followed by large periods of ...some data computation is ...

11

Coflow scheduling in data center networks

Coflow scheduling in data center networks

... Since data center traffic rarely utilizes all of the transmission capabilities in the core layer and since non-blocking architectures like fat tree are becoming increasingly popular, Clos will be designed ...

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On Tackling Virtual Data Center Embedding Problem

On Tackling Virtual Data Center Embedding Problem

... For the VDC requests, we used VL2 topology, star topology and mixed of them. For all the topologies, the CPU and storage of the VMs were real numbers uniformly distributed between 0.08 and 0. For the VL2 topology, the ...

9

On modeling green data center clusters

On modeling green data center clusters

... up data centers. Data center power consumption became one of the main concerns of the ...the data center clusters in the 21st century, the increase in data center cluster ...

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