Derdus M Kenga

13 Questions 16 Answers 0 Followers

Questions related from Derdus M Kenga

How to detect if peaks in a time series data happen at the same time?

Hello there, I have data of a number of virtual machines (VMs), which shows how the VMs have been consuming computing resouces (I/O, CPU, RAM etc) for a perion of 30 days. The data shows that for...

09 November 2018 6,102 6 View

Did Cloudsim Plus retain Cloudsim’s default VM placement algorithms such as First Fit (FF)?

Hello there I got some questions 1. Did Cloudsim Plus retain Cloudsim’s default VM placement algorithms such as First Fit (FF) and First Fit Decreasing (FFD), VM selection policies etc… or they...

08 November 2018 1,319 2 View

How do I set up distributed databases lab for students ?

Hello, I am teaching a database systems class and I wish to guide students on how a distributed databases work. We are using postgres DBMS for illustration. What other applications do I need to...

16 June 2017 4,417 7 View

How and where do I start to access and analyze google cluster trace?

Hello Researchers, I would love to show proof of resource wastage using Google cluster trace. Unfortunately, I do not know where/how to start, what tools i need and knowledge required to do so....

23 February 2017 4,078 2 View

Is it possible to predict how much load or temperature rise a incoming virtula machine could cause on a physical machine?

Dear Researchers; In energy aware VM scheduling, we tend to determine current server temperature or load before we activate a VM on that server. Is there a way we can predetermine the temperature...

19 February 2016 7,893 3 View

What is 'Lookout algorithm' as mentioned in this abstract?

Dear researchers? I read an abstract here (http://www.dissertationtopic.net/doc/176801) and I do not really understand what the 'lookout algorithm' is, and also the overlook points. Thank you.

18 February 2016 2,616 3 View

Where do i start from to understand and workout Global optimization problems?

Hi Researchers/Experts, I am starting a journey towards understanding and working out problems in optimization/Local an global optimization. Should I start from Operational research (OR) basics...

07 February 2016 2,920 4 View

How does a human eye compare object sizes, any mathematical computations behind this?

If we have a number of different objects, human can tell the the biggest/largest object within no time. How does human eye compare object sizes? And why does it happen so fast. On the other hand,...

05 February 2016 8,622 4 View

Unless you have a definitive reason to use SOAP use REST Please let me understand REST and SOAP?

Can someone explain to me what is exactly soap and rest. I have in the past build a simple application where users were able to retrieve some data from some system by using a URL. Was this soap or...

23 January 2016 769 3 View

What is the % of cloud computing environment expenses that goes to the kilowatt used?

I asked this question but it seems it did come out clearly. What % of cloud computing centers/data centers expenses goes to the kilowatt used?

15 December 2015 3,844 1 View

How do I use Global optimization to schedule virtual machines in physical machines?

Human eyes use very little time tell a part objects in terms of size, height etc, But for a machine, it would have to do some pairwise comparisons and this seems to waste time.Scheduling VM in...

15 December 2015 7,154 4 View

Where can I get cloud computing data bank for simulation?

I am planning a research that I can describe as "Energy-Aware Virtual Machine Placement in the Cloud Using Visual Cognition". So I am checking if I can get test data from some cloud computing data...

02 December 2015 5,859 3 View

What is the price apportioning in cloud providers business?

I read somewhere that "the largest part of a cloud center operation cost goes to the kilowatts used". That means that power bills reduce cloud providers profits. Where can I get some data.

02 December 2015 9,998 3 View