-3
votes
0answers
48 views

How to have one server , that multiple users can use at the same time [closed]

i work in a company , and the owner saw a system in china , that consist of , one server with an accounting software installed on it , and for each server there's like 20 or 30 users , using that ...
0
votes
1answer
96 views

How does migrating a running Virtual-Machine from one Hypervisor to another actually work?

How does migrating a running Virtual-Machine from one Hypervisor to another in a cloud environment actually work? I know that it is possible and that this feature exists. But what does actually ...
0
votes
1answer
73 views

CloudStack New Install / Infrastructure Questions

I’d like to set up a public cloud for web hosting (cloud shared hosting, cloud vps, cloud servers) for a new venture, using Apache CloudStack platform. ----- Question #1 ----- What is the proper way ...
1
vote
4answers
189 views

How can a cloud be created from virtualization or how is it different from virtualization?

I have heard that virtualization is the basis of Cloud,so If i have a machine with xen as virtualizing environment and many vms running on it,then can that be called as a cloud. Is it true that vms ...
-5
votes
1answer
109 views

Minimum requirement for making single node cloud architecture [closed]

Hiee.. I do have only 2GB RAM 32 bit core2 duo intel processor @2.20 GHZ is it possible for me to make (single node)cloud infrastructure using this configuration? I need to make cloud ...
0
votes
2answers
120 views

Distribute the load all around the world

Let's say we're starting a project which is meant to be served all around the world How am I supposed to distribute the database and server load, and increase (optimize) the service for large ...
1
vote
2answers
267 views

Is it possible to configure cloud without virtualization?

I have learned that cloud computing provides computation, software, data access, and storage services and virtualization is mandatory for cloud computing. I have also found in some places that there ...
0
votes
1answer
107 views

what are the alternatives (OSS,commercial) for virtual machine life-cycle management? [closed]

likes of VMware lab manager: desired feature list: Self-Service: rapid-delpoy-VMs configuration management: clone, snapshot VM good to have: hypervisor agnostic storage lease user access - ...
3
votes
2answers
952 views

(Eucalyptus, KVM) Why we need to split a VM into kernel image, ramdisk image, and disk image?

I'm new in using cloud computing technologies. There is a popular cloud software called Eucalyptus. I found that the way to start a VM in Eucalyptus is very different from Virtualbox. In Virtualbox, ...
1
vote
1answer
451 views

VmWare / Citrix Xen type environment vs Ubuntu Cloud / Amazon EC2 type environment

A bit of background. We run a small in house data center: about 20 virtualized servers (Debian Lenny, Windows 2003, Windows xp and Windows 7 machines), in a Citrix Xen pool running on 3 host servers ...
5
votes
2answers
1k views

What is Ubuntu enterprise cloud?

If I install Ubuntu 10.04 Server, will it provide me with virtual machines which I can use to install different OSes? I need Debian Lenny on a VM for example. What facilities does it provide? Is it a ...
0
votes
1answer
247 views

Using WebSphere CloudBurst with PowerVM to AIX virtualization over a cloud

hi there we are studying the virtualization option to reduce our datacenter cost, and this research was assigned to me. we looked into alternatives and we almost reached a conclusion that PowerVM is ...
25
votes
11answers
19k views

Is virtual machine slower than the underlying physical machine?

This question is quite general, but most specifically I'm interested in knowing if virtual machine running Ubuntu Enterprise Cloud will be any slower than the same physical machine without any ...
4
votes
1answer
1k views

Custom Windows AMI for Amazon EC2

I am new to the Amazon EC2 services and I am planning to host a Windows based vm on Amazon. I have lot of fuzziness about AMIs on Amazon. So my first question would be, am I be able to install ...
0
votes
2answers
404 views

Can a VM span multiple nodes with Ubuntu Enterprise Cloud?

With Ubuntu Enterprise Cloud (UEC, or Ubuntu's private cloud offering), can a VM span multiple nodes or only one node?
0
votes
2answers
172 views

How Can I Virtualize An Ubuntu Server Into A Windows OS Inside Amazon EC2?

I would like to use a windows desktop inside the Amazon EC2 cloud, but their prices for windows are too high. Please provide step by step instructions to virtualize a windows OS inside of an Ubuntu ...
0
votes
6answers
6k views

How we build private cloud computing in my organization

I'm young admin in some organization, I would like to know how we prepare private cloud computing. Like what cloud computing consist of ? Regards Pond
1
vote
1answer
323 views

VPS solution to match cloud scalabilty and reliability

Having this architecture in mind: server 1: webserver - floating/surges of CPU load and BW consumption server 2: dbserver - floating I/O from webserver and steady/heavy I/O from batch-process server ...
3
votes
2answers
376 views

Should our web-app go Cloud or multiple VPS?

Let's say we have a web-app and there's an automated/under-the-hood process which updates the DB. At the moment, they all ran in the same server. We'd like to separate the batch-process from the ...
5
votes
6answers
2k views

Are Rackspace's Cloud Servers really cloud hosting?

I may be confused about what cloud hosting really is... I asked Rackspace how its Cloud Server (CS) 256MB/10GB compares to Slicehost's 256slice VPS, and they said it's exactly the same (only ...
1
vote
1answer
224 views

Cloud platform for virtual desktops

Is there any software that itself works on a cloud computing provider? For example, VMWare ACE running on an Amazon EC2 platform? Or perhaps a vendor that provides a virtual desktop solution and hosts ...
3
votes
8answers
482 views

Is there a performance trade-off when using cloud servers?

When compared to a 'real' server does a cloud-hosted virtual server of a similar specification (available RAM, processer, disk etc) have a noticable performance cost?