4
votes
3answers
958 views

Using Load Balancer in Rackspace cloud for website HA

I have tested tomcat specific clustering with apache mod_jk and mod_proxy on ubuntu local VMs for our website high availability and load balancing. The real servers are hosted by Rackspace cloud ...
0
votes
1answer
277 views

Using ubuntu cloud-init to setup logging to splunk

I intend to start up ~100 EC2 spot instances using Canonical's Ubuntu images. I am using multipart cloud-init user-data to setup packages, scripts, etc. I would like to know how I can tell rsyslog to ...
2
votes
0answers
1k views

How does one configure networking on OpenStack?

I've been playing with Openstack, but I can't get the networking to function correctly. I'm just trying to get a single server going. I can bring up instances, but they get stuck at the BIOS loading ...
2
votes
2answers
867 views

Why Can I Not Create A Micro Instance Of My Newly Created AMI?

I started with a 64 bit version of Ubuntu 9.10 Karmic server edition. (using a micro instance on Amazon EC2, costing less than $0.01 per hour) I added GNOME desktop to it and NX server. I re-bundled ...
1
vote
1answer
450 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 ...
0
votes
1answer
303 views

Can Cisco MCS 7845 I2 K9 server be repurposed for Ubuntu Cloud?

This may be a stupid question but you never know with proprietary equipment. We trying to build an internal development Ubuntu Cloud and looking for cheap hardware to use. It looks like there are ...
7
votes
1answer
9k views

How do I set up an sftp user to login with a password to an EC2 ubuntu server?

I have an Ubuntu Server running on an EC2 instance. To login to that server I use a certificate file without any password. I've installed and configured vsftpd and created a user (let's call him ...
1
vote
1answer
87 views

Interaction between two Clouds [duplicate]

Possible Duplicate: Interaction between two Clouds I have setup the Cloud-A with 1 - [CLC+CC] and 2 - [NC] computers. I have another Cloud-B with same configuration. [using the Ubuntu ...
1
vote
3answers
1k views

Why is there high load on my cpu if both %cpu usage is low and %memory is low?

I have a Rackspace cloud server running Ubuntu with 2GB memory that is being used as an application server (the html & php files are loaded from this server and the mysql database is on another ...
0
votes
1answer
45 views

In UEC, created volume appears, disappears, why?

I've installed UEC and got it up and running but when I create a volume and attach it to an instance it appears and disappears. and in my instance I can't seem to see it using sudo fdisk -l thanks in ...
0
votes
1answer
154 views

Scaling horizontally

I know next to nothing about having more than one server work together. Right now I've been playing around with the cloud servers offering from rackspace. All the time when people talk about these ...
0
votes
2answers
505 views

UEC for grid or parallel computing?

-Can I use the cloud to do "Grid computing"? what I need is parallel computing where I do some rendering and would like it to do some heavier calculations for matlab. To combined the computing power ...
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 ...
1
vote
2answers
381 views

CentOS with an Ubuntu kernel

The Rackspace cloud server tech tells my CentOS 5.4 VPS (Xen) runs "CentOS with an Ubuntu kernel" Could someone explain, in plain terms, what "CentOS with an Ubuntu kernel" means and if there are any ...
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
3answers
1k views

How To Automatically Login To Ubuntu On Amazon's EC2 Service?

< NEW > My apologies, I didn't explain my goal very well. I want to automatically "log onto" and start running any given program under a user account in Ubuntu. I guess this has very little to do ...
9
votes
10answers
10k views

Which Distributed File System as a backend for Cloud Computing?

I have a basic cloud running on Ubuntu Server (9.04) and Eucalyptus. Walrus (Eucalyptus' API compatable S3 implementation) stores files by on the cloud controller. However each of the other 4 server ...