0
votes
1answer
30 views

Upgrading your cloud application when running it on a live cluster?

I am working on a cloud based application which installed under Ubuntu as you would otherwise expected. For example, the server is installed as follow: apt-get install snapserver We have nearly 20 ...
-2
votes
1answer
59 views

Which cloud providers which let you spoof an outgoing IP address, and how? [closed]

I have a web application which is load-balanced using LVS which has been hosted within my organization's network to this point. We've used both direct and tunnel routing within LVS, which results in ...
1
vote
1answer
190 views

Load balancing architecture: sticky sessions and dynamic backends

I'm struggling to find a solution to a specific load balancing requirement. It seems that various combinations of HAProxy, Nginx, Varnish and Apache's mod_proxy_balancer can do some but not all of ...
-3
votes
1answer
37 views

Is there a way to know the very instant that sshd becomes available on a remote box?

Lots of cloud providers (AWS, GCE, etc) allow you to start up a machine instance, and then start billing you immediately. It can take anywhere from minutes to tens of minutes for the server to come up ...
0
votes
1answer
334 views

Where is billing module in OpenStack fresh install?

I have install openstack on single node using packstack. but i cannot find any way to know about how to do billing of my virtual machines. Is the billing module integrated inside openstack? (which i ...
0
votes
2answers
168 views

Copy (down) Rackspace Cloud File bucket to a local directory?

How do I copy (down) a Rackspace Cloud File bucket to a local directory? Or better yet, how do I update a local directory to be a copy of the RS bucket? There are plenty of tools for uploading or ...
1
vote
1answer
145 views

how to make my Linux to listen on his public ip rather than the private IP

I have a virtual machine on some public cloud. the physical IP is not routeble. the ISP provided for me with a public IP and the NAT is being done using the ISP FW. on that Server I'm running ...
0
votes
1answer
92 views

Can a Dedicated Server Configuration for LAMP Hosting be Done “in the Cloud”? [closed]

Right now, one of our product offerings is basically LAMP web hosting. We host a PHP CMS, lots of images, and sometimes WordPress in each Apache host–all across multiple linux dedicated boxes. Our ...
0
votes
1answer
154 views

unable to login in stackops [closed]

I have new installation of stackops distribution. When I tried logging into the stackops portal with user information "head/stackops"(as described in the documentation) , but it says "invalid user". ...
2
votes
2answers
65 views

Application-transparent encryption among cloud-deployed servers

I'm a software engineer and not necessarily an ops guy aside from having done a developer's share of dealing with deployment issues. The individual components of the web app I'm working on will be ...
1
vote
3answers
147 views

How to make a vm scale when demand for resource increases

i am having a server with 16 virtual core and 24G RAM,using Xen virtualization and ubuntu as dom0 Created 4 VMs (in para mode),each with different applications. CPU Load vary on each vm,somtimes ...
1
vote
0answers
159 views

Mounting shared memory in XCP/ XEN Server,for storing VM

Requirement vm with 2HDD each 1gb OS will be installed on hdd 1 and required data on HDD 2 I want all my VM running on Xen Cloud Platform XCP 1.1 to use /dev/shm of host machine for HDD1. Is ...
1
vote
2answers
661 views

What are my options with a downloaded Rackspace cloud image?

I've got an unresponsive Rackspace slice that has defied all attempts at accessing. I created an emergency image from this and deleted it, downloading the files that compromise the image to a local ...
-5
votes
1answer
372 views

Making a mini-cloud at home, using a few Ubuntu boxes [closed]

I'm looking to make a sort of at-home mini-cloud. I have several Ubuntu boxes lying around and thought I'd make them into something useful. I'm being a little vague on purpose since I'm not quite ...
2
votes
2answers
931 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 ...
2
votes
3answers
393 views

Possible to per file encrypt cloud storage? [closed]

With the many cloud storage providers that there now exist, would it be possible to add a layer of encryption before the files are saved? It would be possible to make an encrypted partition in a ...
1
vote
1answer
52 views

Install vmplayer on cloud [closed]

Can you please let me know on this. http://stackoverflow.com/questions/10234475/vmplayer-on-centos6 It was closed there as off topic. Hope this is the right place for this question.
2
votes
3answers
26 views

Is there any way to run linux non locally for a big group of people?

we want to use a custom linux distro over the internet with Gui for some simple tasks (mainly writing running simple python programs) and not something very computationally intensive. At its peak ...
0
votes
1answer
213 views

Is it more stable to run Ubuntu 11.04, Natty Narwhal on EC2?

For example, Instagram said "We run Ubuntu Linux 11.04 (“Natty Narwhal”) on Amazon EC2. We’ve found previous versions of Ubuntu had all sorts of unpredictable freezing episodes on EC2 under high ...
1
vote
2answers
1k views

Bridging Virtual Networking into Real LAN on a OpenNebula Cluster

I'm running Open Nebula with 1 Cluster Controller and 3 Nodes. I registered the nodes at the front-end controller and I can start an Ubuntu virtual machine on one of the nodes. However from my ...
0
votes
1answer
331 views

Dedicated server or Cloud Hosting [closed]

I just finished the BETA version of my Web SaaS application, it provides more than 15 service to WP users. Programming language : PHP 5 DB : MySQL 5 I used Codeigniter framework. The application ...
1
vote
3answers
272 views

How to use a cloud to host web sites?

To host web sites currently we are using dedicated linux boxes hosted in the UK. But managing them is a nightmare, backups, massive loads, downtime etc... I was looking into OpenStack which was ...
0
votes
2answers
146 views

Pros/cons cloud vs real servers [closed]

We need to change our hosting provider and we are evaluating various solutions. My company has a cluster of 8 linux servers, configured as follow: 2 load balancer (high availability) 2 web server ...
2
votes
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 ...
1
vote
1answer
285 views

How to host a single website on multiple geographically-diverse servers

I currently have 2 servers, using cPanel/WHM. The first one is a VPS hosted in London (we'll call it "international") and the second one is a dedicated server located in my country (we'll call it ...
1
vote
2answers
103 views

What web server / plat form should I use? (Cloud / virtual / dedicated / shared)

Hi I am an experienced website developer but have not had much experiences of hardware server con fig. I am starting a new job and need to sort out the companies website requirements. They need php ...
2
votes
3answers
392 views

How can we protect data on managed hosts(vps, cloud, etc)?

These hosting facilities tend to be great, they are cheap and work well compared to other alternatives. Though while being cheap, there is a compromise to be made and I want to know if there is a way ...
0
votes
1answer
52 views

encryption on AMIs for Cent OS?

We wanted use encrypted for 10GB partitions on AWS cloud using Cent OS i have following Cent OS following link to do that http://wiki.centos.org/HowTos/EncryptedFilesystem After attaching 10GB from ...
1
vote
2answers
581 views

Creating a Linux cluster/cloud to act as a server

I have about four or five machines in the Pentium 3-4 era and I'm interested in creating a Linux server comprised of these machines. The server's main purposes would be to host several low-medium ...
2
votes
2answers
455 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?
0
votes
2answers
488 views

How can a programmer manage multiple (geographically disparate) linux machines?

I am not an admin, but I have to manage around 10 linux servers. These servers are all over the world, some are used as production servers, others as staging or development servers. Currently there ...