Cloud computing is the delivery of computing as a service rather than a product, whereby shared resources, software, and information are provided to computers and other devices as a utility (like the electricity grid) over a network (typically the Internet)

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The simple “cron” that killed the cloud hosting option

My SaaS application required a nightly cron job to run, analyze a database, send out e-mails and do some database maintenance work. This job cannot be triggered by user action. Almost every 'cloud' ...
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7answers
380 views

What is cloud computing?

What does "cloud computing" mean? There seems to be as many definition as there are people talking about it. Some people even say it doesn't exist. Personally, I think the "cloud" is a surge in ...
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262 views

Is cloud hosting, computing, server etcetra a buzz phrase?

I want an unbiased approach towards cloud term that is being hyped today. Is this really a new term, new dimension or is it just a buzz phrase to re-market existing technologies. Personally I think ...
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1answer
410 views

How does the Cloud compare to Colocation? And development too [closed]

Currently I/we run a SaaS web application where each subscriber has their own physical instance of the application in addition to their own database. The setup has each web application instance ...
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4answers
294 views

Excessive hosting costs

A client of mine is getting billed around ~$1400 per month for hosting. However the site is only averaging roughly 200 hits per day and it serves no large files nor videos. It's hosted with ...
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3answers
6k views

How Ubuntu cloud version enforces the “no root login” over ssh?

I'm looking to tweak ubuntu cloud version default setup where is denies root login. Attempting to connect to such machine yields: maxim@maxim-desktop:~/workspace/integration/deployengine$ ssh ...
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7answers
4k views

Choosing a monitoring system for a dynamically scaling environment: Nagios v. Zabbix

When operating in the cloud and scaling boxes automatically, there are certain monitoring issues that one experiences. Sometimes we might be monitoring 10 boxes and sometimes 100. The machines will ...
3
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2answers
294 views

Cloud hosting: do we need it?

We have a server (4GB RAM, two 4-core Intel Xeon E5420) performing the following tasks: website with static content (currently just some CMS, we plan to add a caching reverse-proxy) customer control ...
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1answer
233 views

Ubuntu in the cloud: what does it mean?

Can someone explain to me what does it mean to "install Ubuntu in the cloud"? How does that differ from signing up with a VPS with any hosting company? Really trying to understand what this means ...
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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?
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1answer
1k views

Migrating to AWS Cloud with auto-scaling - where to put Redis and ElasticSearch?

I've been trying to research this topic but haven't found anywhere that recommends where to install services such as Redis and ElasticSearch when migrating to a cloud framework. I'm currently running ...
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2answers
852 views

Cloudify: bootstrap-localcloud: operation failed?

OS: Gentoo, CentOS Version: 2.1.0 Follow the quick start guide, I got the below error when running bootstrap-localcloud: cloudify@default> bootstrap-localcloud STARTING CLOUDIFY MANAGEMENT ...
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2answers
931 views

Lost modified /etc/hosts file on Amazon EC2 every reboot instance?

I have setup an Ubuntu 8.10 server instance on Amazon EC2. I install ejabberd on server, but I face some problems on ejabberd node can't start because hostname on cloud changes each time we relaunch ...
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1answer
696 views

SCOM vs. Windows System Center vs. HP Operations Manager

(I asked this question over on Stack Overflow and they sent me here. Sorry for the very basic question, but I have purely coding experience - no server management stuff at all - and this is ...
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5answers
4k views

Simple Linux server benchmark?

I am working on a product which will run on customer's Linux servers. These systems vary in capability greatly and I'd love to have a single benchmarking tool which I could ask them to run to get an ...
3
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1answer
2k views

Cheap 'n' easy AIX hosting services? [closed]

I'm working on a product that's written in generic, cross-platform-friendly Java. However, this Java component plugs into a natively-compiled, platform-specific third-party SDK. A potential customer ...
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3answers
199 views

private cloud for testing purposes

I'm currently responsible for setting up some infrastructure integration testing in my company. We'll definitely need to use virtual machines. I considered using libvirt for managing VMs in tests ...
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2answers
1k views

chef assign elastic ip to instance

I am using a custom bash script to spin up/down EC2 instances as needed. The script creates the instance similar to: knife ec2 server create --config .chef/knife.rb with a few other parameters. It ...
3
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1answer
2k views

Can I run a Ubuntu Eucalyptus Cloud on a single-machine?

HI, Seems from the chatter I found on the web that there is a way to install a Eucalyptus on Ubuntu Cloud using a single machine (with some limits on using EBS storage and managed networking). Does ...
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3answers
483 views

3 Servers, is this is a cluster?

At the moment I have one Ubuntu server, 9.10, running with a simple Samba share, a mail server, DNS server and DHCP server. Mostly its just there for file sharing and email server. I also have 2 ...
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1answer
333 views

How to have proper expectations about AWS performance?

I'm in the process of moving a webapp from the local server that's been its development home to somewhere else for eventual deployment. I'm currently evaluating AWS and Rackspace, and am in the ...
3
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2answers
506 views

Monitoring AWS Systems Behind ElasticBeanStalk

So I'm getting a company set up in the Amazon Cloud -- creating IAAS protocol/solutions/standardized implementation, etc while also being the SysAdmin for individual systems, app environments, and ...
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2answers
1k views

How can I configure Munin to give me a “total” view of all my cloud servers?

I have a dozen load balanced cloud servers all monitored by Munin. I can track each one individually just fine. But I'm wondering if I can somehow bundle them up to see just how much collective CPU ...
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3answers
2k views

What happens if an OpenStack cloud controller dies?

I've been reading up on OpenStack and how we can re-create an EC2/S3-style cloud for our internal development and I'm having a hard time finding information on how the OpenStack cloud controller ...
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3answers
271 views

Managing rolling deployments with amazon EC2

Recently I've been experimenting with various cloud management tools like RightScale, Scalr, custom scripts for managing a variety of servers, each hosting several roles (app, db, load balancer, job ...
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2answers
137 views

Setting up authentication on virtual machine

I'm creating a system similar to a cloud computing provider using the libvirt python bindings. I would like to give users the ability to specify a custom virtual machine image, in a similar fashion ...
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1answer
94 views

Using Microsoft Azure to host a .NET solution

I'm working in a startup which looks to deploy their code to the "cloud". One of the options is Microsoft Azure - the questions is should it be used? We use .NET with SQL Server. The front end ...
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2answers
528 views

What's the difference between Rackspace Cloud Servers and Rackspace Cloud Sites? [closed]

I'm looking to host a video-centric PHP site. Video will be served from CDN. What does Cloud Site's $150/mo get you? [Edit] Seems like with cloud site you get: web server that's ready to go a ...
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2answers
178 views

Things I should look for/tread cautiously if I am moving to the cloud

What should I be looking out for when moving to a cloud like Rackspace? Another user at serverfault had issues like compute cycles (CC) exploding and I did not want to have the same experience.
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2answers
4k views

Terminal Server hosted on cloud server or traditional VPS?

We're looking into alternatives for our very small datacentre at the moment. We have two Windows 2008 terminal servers that serve RemoteApps that we're looking to move off-site first off (and if we ...
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4answers
531 views

How do you do Cloud ROI analysis? Are you moving to cloud, and if so, which systems first?

Azure just released pricing a little while ago. And today I got a mail from Amazon advertising their cloud-based CDN. I feel like cloud-based systems are coming, but not yet ready for mainstream IT ...
3
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1answer
452 views

Automatically monitor new cloud servers using Open Monitoring Distro (OMD)?

I've been spending some time getting my head around using Nagios, Check_mk and some other very useful tools installed as part of the OMD package. WATO is especially useful for administrating all of ...
3
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1answer
261 views

Which one to go Dedicated server or Cloud Hosting?

We are going to outsource a solution from the data-center (for some reason), it is a web solution built on .NET and SQL server and it has scheduled night services. I searched for Cloud Hosting (IaaS) ...
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2answers
1k views

Is the Cloud ready for an Enterprise Java web application? Seeking a JEE hosting advice

Greetings to all the smart people around here! I'd like to ask whether it is feasible or a good idea at all to deploy a Java enterprise web application to a Cloud such as Amazon EC2. More exactly, ...
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2answers
525 views

Does a VPN requirement kill the concept of having a Web Application in the Cloud?

Recently I posted a question in SO, but so far I got no answers. I wonder if I'm asking the wrong question. This is the problem: We need to design an application which offers a public http web ...
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4answers
272 views

Building an S3 type of Storage Cloud

Are there any open source projects to build Storage as a Service type of Clouds like Amazon S3 ??
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5answers
306 views

Master - Slave MySQL setup on a VMWare Cloud — Is it needed?

We currently are in the research phase of building a "Master" database for our e-commerce business that will centralize all data, including product information, vendor information, Magento ...
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2answers
3k views

Decreasing Root Disk Size of an “EBS Boot” AMI on EC2

So I have followed Eric's wonderful article here: http://alestic.com/2009/12/ec2-ebs-boot-resize This was the code basically that helped me increase the default size of the AMI: ec2-run-sintances ...
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2answers
112 views

Looking for recommendations on how to evaluate replacement of on-premise server with new server or go to cloud

My business has about 15 people in a single location. We've lived forever off a local Windows Server for file sharing (about 800 GB) and access to our accounting system, which is also file system ...
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3answers
157 views

Securely connect to mainframe from cloud

I will preface this by saying that I am a solution architect, and I have a client who wishes to host an app in the cloud. The app needs to access information from SAP and other systems. What is the ...
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2answers
191 views

What are the basic specs for private cloud via Ubuntu?

We would like to build our own private cloud on Ubuntu. The services will be served via VMs are: Active directory, DNS, File serving, ERP application server, SMTP server, Continuous integration Build ...
2
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4answers
162 views

Distributed computing for a company? Is there such a 'free' thing?

I am new to the whole distributed computing / cloud thing. But I had an idea at work for our multimedia stuff like movie encoding / cpu intensive things tasks (which sometimes take a few hours). Is ...
2
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2answers
156 views

Two hosting providers running simultaneously… possible / not possible? good practice / unnecessary?

For the sake of their reputation, I won't mention the names. But I'll just use: Business I worked for previously - ABC Web Dev Hosting company they used - XYZ Hosting I recently found out that XYZ ...
2
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2answers
288 views

Amazon VPC Availability

We are trying to expand our reliability setup using VPC in us-west-1. The 'a' and 'b' AZs work fine, but when I try to create subnets on 'c' it just fails with the message: Value (us-west-1c) for ...
2
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2answers
462 views

In Rackspace cloud, it is true that a 2GB server is faster than the default 256MB server?

For example...when I do string.find("..."), will it be faster because the CPU is allocated more?
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1answer
70 views

Is there more than one provisioning technology named fog? [closed]

I have a puppet installation in which I tried to check the fog version (for cloud provisioning), but I got no response so I assumed it was not installed. I need fog in order to utilize the vmware ...
2
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2answers
550 views

How does a geographically distributed web app handle stored data?

Hypothetically... I log in to a web app from Australia and change some data. In the US my colleague is using the same system and wants to view the data I've changed. How could the web app be deployed ...
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1answer
992 views

Hosted fault-tolerant (replicated) memcache solution in amazon ec2 cloud?

does anyone offer a fault-tolerant (replicated) memcache solution that is hosted in amazon ec2, needs zero maintenance and works with providing just one IP? I know that amazon offers ElastiCache. But ...
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4answers
230 views

Question regarding uptime strategy for website

I'm working on a website where we need to have a good deal of uptime. Specially in the short bursts (15-day periods) that the website's events happen. The page is dead simple and can be served ...
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3answers
504 views

Blade Server Cluster High Availability Questions

I have a poweredge 1855 blade server with 10 blades I am trying to setup the system to handle: 1 plesk server for mail and dns + dns replication to another machine 1 system for httpd & mysql 1 ...