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-2
votes
1answer
15 views

Grid computing of binary files [closed]

I am looking for a Grid computing provider, where I can send in an (encrypted) binary file. This binary file will be computed and send back to me. Then I can extract my data from the computed binary ...
1
vote
0answers
39 views

Using Azure for application performance testing

I have some custom system management scripts/applications that I would like to performance test against a large number of systems (10,000+) in an effort to simulate larger-scale enterprise networks. ...
11
votes
2answers
772 views

Why does Google recommend removing SSH keys from GCE for security?

Google recommends removing SSH keys from GCE instance to secure SSH. That does not make any sense to me. The keys are there for a security, right? When I remove the keys, SSHD stops working. I ...
0
votes
1answer
53 views

Attempting to restart google compute instance “INVALID_FIELD_VALUE: Invalid value for field 'resource.@': '@'. Resource was not found.”

Using the website https://console.developers.google.com, i have tried unsuccessfully to fire up an instance on the google compute engine cloud. It stopped and started just fine months ago, but every ...
0
votes
0answers
33 views

Openstack: Starting multiple shutoff intances

I am using Openstack Icehouse running on Ubuntu. After rebooting Compute node all instances that were running there will be in shutoff state. Is there way to restart them all at once? Only thing I ...
-1
votes
3answers
97 views

How to manage resources in a multi-cloud service environment?

I am trying to setup an environment which will allow our development team to centrally manage all our cloud-based resources/services available. I have already looked at a variety of tools, but I am ...
2
votes
1answer
47 views

Is it possible to let a web application use the combined hardware resources of a few server machines using Apache Mesos?

I am studying a framework called Apache Mesos. I am totally new to this framework. According to this website, it can combine your datacenter servers and cloud instances into one shared pool from ...
1
vote
2answers
88 views

Can I create local AMI file for future use on various cloud service?

Is it possible to locally create a single AMI file of say Debian Jessie and use it directly (or with little changes) on any AMI-compatible cloud service providers (eg. AWS, CloudStack, Digital Ocean ...
0
votes
1answer
49 views

Windows Azure for dummy UNIX gurus?

After setting up a trial Azure account, how do I access my recently created Visual Studio 14 VM from my Windows 8 laptop? I tried opening "Remote Desktop Connection", entered the IP address shown in ...
0
votes
0answers
87 views

Homogeneous cluster versus heterogeneous cluster

By homogeneous cluster I mean a cluster of nodes that all have the same services running. I am trying to set up a cluster of nodes that offer a set of services. The cluster can respond to HTTPS ...
0
votes
1answer
153 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
126 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
0answers
182 views

Proxmox internal network configuration

We have several servers (with one nic) staying in one rack in hetzner. Proxmox is installed on each one, and they are combined in proxmox cluster. The goal is to create network, between virtual ...
2
votes
1answer
38 views

Confused about horizontal scalling

Please correct me if I am wrong but I guess handling more requests and load by adding more machines or balancing the load between multiple servers is horizontal scalling. So, if I add more servers, ...
2
votes
0answers
162 views

When using the puppet node init command, are the parameters to specify in the answers.install file

On puppet-enterprise version 3.3.1, I am attempting to use the puppet node init command on a VMware puppet master node hosted on a VMware VSphere client with VCenter 5.1.0. My puppet master node has ...
0
votes
1answer
34 views

Microsoft Private Cloud: how do I enable web managment? [closed]

First thing, this is a college project, I know that I broke some rules on having so many roles on one server, but again this is just to prove to my instructor that I can setup MS Private Cloud. So, I ...
0
votes
1answer
112 views

cpu_shares,cpu_period and cpu_quota in flavours customization of Openstack

I am reading openstack cloud administrator guide. On page 47 in Flavors customization topic following terms are defined. The optional cpu_shares element specifies the proportional weighted share for ...
0
votes
1answer
619 views

No internet on VIrtual Machines and external (physical) network is unreachable from VM's

I have installed openstack (packstack) on centos 6.4 with neutron. The openstack is installed on single virtual machine using vmware. First i have created external network using following command ...
0
votes
1answer
41 views

Oracle application and DB scale out in private cloud

I have a client who was looking to migrate their Oracle environment to Amazon - probably Amazon RDS but were unable to get the SLA they wanted from it. I need to know if deploying something to ...
0
votes
2answers
1k views

Reverse Proxy will not Authenticate SSLRequire for Salesforce.com

I am struggling trying to get a SSL messages via an Apache reverse proxy from salesforce.com. I am getting 403 (forbidden) error when they attempt to send a message to us. I have verified the proxy ...
0
votes
1answer
62 views

How to build a L2 Ethernet with 1000 comupters?

We don't really have 1000 computers. I'm asking this question just because my brain is blocked here. If I put a number of, say 1000, computer on a L2 Ethernet. Since most of L2 switch has only maybe ...
2
votes
1answer
3k views

error: unknown OS type hvm - help deploying VM - OpenNebula [closed]

I have the following errors when I try to create a VM: Log: Tue Mar 12 16:57:23 2013 [DiM][I]: New VM state is ACTIVE. Tue Mar 12 16:57:23 2013 [LCM][I]: New VM state is PROLOG. Tue Mar 12 16:57:23 ...
1
vote
2answers
468 views

OpenNebula: Can't create a host - Could not resolve hostname

I'm having trouble launching a host in Open nebula. Is is because I can't merge the front end with hosts i.e start off with one server and build from there. Do I have to start with 3 or 4 servers? ...
-1
votes
1answer
202 views

MAAS and openstack [closed]

I am confused how MAAS (Metal as a service) is different from Cloud? What is the difference or similarities between MAAS and openstack, are they both same or different
10
votes
2answers
5k views

Create an AWS HVM Linux AMI from an Existing Paravirtual Linux AMI

Is it possible to create a hardware virtual machine (HVM) AMI from an existing paravirtual (PV) AMI. My initially thought was to start a new PV instance and use the ec2-create-image command to ...
1
vote
2answers
446 views

OpenTSDB metrics using data from sar, vmstat and iostat logs

I recently started exploring OpenTSDB for monitoring a cluster that we have in our development environment. As a newbie, I have not delved deep into it, but was wondering if anyone successfully used ...
1
vote
4answers
197 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 ...
0
votes
2answers
425 views

Does either Rackspace or AWS provide APIs for billing information?

By billing, I mean real-time usage and consumption statistics - the API for which can be used to generate custom reports, forecast expenditure, etc. I see that AWS has the facility to generate custom ...
1
vote
1answer
2k views

Allow any ip to connect to Amazon Web Services RDS using MySQL

Is it possible to allow any IP to connect to a Amazon RDS instance using MySQL? Explaining my scenario as requested in the comments: Amazon RDS by default blocks all the incoming connections which ...
1
vote
1answer
219 views

How can I make Azure instances use as little RAM as AWS?

I'm comparing the small instances of Azure, Amazon and Rackspace, and noticed that the Amazon configuration appears to use less RAM than Azure. Can anyone explain why this is? Would it be true to ...
0
votes
1answer
304 views

Rackspace Cloud and Plesk 11 Configuration

I am hoping someone here might be able to help me, as I feel I have spent the entire day pulling out my hair and searching Wiki's, KB's, and what seems like the entire internet for some more ...
30
votes
2answers
7k views

Why does Heroku warn against “naked” domain names?

I ran across this page in the Heroku docs... Naked domains, also called bare or apex domains, are configured in DNS via A-records and have serious availability implications when used in highly ...
2
votes
1answer
174 views

Justification of Amazon EC2 Performance

I have a .jar file that represents a server which receives over TCP an image in bytes (of size at most 500 kb) and writes it file. It then sobels this image and sends it over TCP socket to the client ...
-5
votes
1answer
63 views

what are the system requirements of vmware cloud director 1.5 [closed]

what are the system requirements of vmware cloud director 1.5. Is it install on laptop for creating test environment
0
votes
1answer
209 views

EC2 Configuration

I am trying to create a server structure for my EC2 account. The design I have chosen consists of 2 instances running in different availability zones, elastic load balancer, an auto-scaling group with ...
2
votes
1answer
58 views

What are some common tagging strategies for EC2 in multi-team environments?

Given a company with multiple teams using EC2, what are some common or practical strategies for setting some TAG guidelines when instances or ami's are created so that resources can be more easily ...
0
votes
1answer
311 views

Cloudify - install-application: Application installation timed out?

Continue from this topic, I'm stopping at step 4: cloudify@default> install-application --verbose -timeout 10 /usr/local/src/gigaspaces-cloudify-2.1.0-ga/recipes/apps/petclinic-simple Validating ...
3
votes
2answers
458 views

MySql Data Loss - post mortem analysis - RackSpace Cloud Server

After a recent 'emergency migration' of a RS cloud server, the mysql databases on our server snapshot image proved to be days out of date from the backup date. And yet files that were uploaded ...
3
votes
2answers
837 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 ...
1
vote
4answers
3k views

Running KVM vms on top of vmware vms

Is it possible to run a KVM (not qemu) VM on top of a Linux VM running in VMWARE ESX 5? Are there specific settings for that? No care about poor performance.
0
votes
1answer
330 views

RemoteError: Remote error: NoMoreNetworks

I get this error when I try to start the machine. There are free IP addresses (both floating and fixed). I tried to look about it on the web, but no luck (there is an answer somewhere which doesnt ...
-3
votes
2answers
189 views

Open source app to manage and run commands on cloud servers? [closed]

I'm creating a SaaS platform, and I need a component / library that can create, delete and store the connection details for cloud servers. It also needs to support executing shell commands on these ...
0
votes
2answers
160 views

Can my company benefit from cloud computing? [closed]

I have read Wikipedia articles, etc., but I have a small engineering firm. We're a machine vision integrator. For some reason, it was suggested that if we offered a "cloud" -- whatever that is -- that ...
-1
votes
2answers
176 views

Server Cluster Design/Setup [closed]

OK So I am not sure if this is posted already but let me explain my goal and what I am trying to do. Really need some help on this as I am not really linux or server savvy yet. I know the basics with ...
-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 ...
1
vote
2answers
963 views

How to reset connection pool in Azure (Error: max pool size was reached)?

I am getting the below error in my Azure website and am scrambling to fix it: Timeout expired. The timeout period elapsed prior to obtaining a connection from the pool. This may have occurred ...
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 ...
4
votes
2answers
1k views

Instance's deployment / post configuration for AWS Elastic Beanstalk

I am using AWS Elastic Beanstalk, it is easy to start with deploying Java based web app, which is great. However, I want to install Memcached on every instance locally so they can be used for ...
1
vote
2answers
301 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
197 views

Using Opennebula as an IaaS: Running benchmark accross all nodes, possibe?

Our current situation: We have one Opennebula cloud infrastructure consisting of a cluster controller and 6 cluster nodes configured and working. All Nodes run debian instances on top of a kvm ...