Cloud-Computing: Marketing term for clustered resources

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0
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0answers
4 views

Puppet agent , empty data set message

I am getting the following message when i run puppet agent -t on the client. Fact file /etc/facter/facts.d/roger_update_time.rb was parsed but returned an empty data set What could be the problem? ...
-4
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0answers
17 views

How can i use services like amazon workspace on EC2 instance?

I want to create an instance and assign it to my user with the following softwares like Ms Office, Skype and other softwares. So, is it possible to do this in instance because we connect our instance ...
-3
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0answers
19 views

Can a genuine Cloud be created with just server OSs? [closed]

I want to connect a few PCs and create a cloud, but I dont want to use softwares such as OwnCloud etc. A pure cloud with Server OS. What if I get a few PCs with considerable storage and say deploy an ...
0
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0answers
23 views

Designing a distributed web scraper [closed]

The Problem Lately I've been thinking about how to go about scraping the contents of a certain big, multi-national website, to get specific details about the products the company offers for sale. ...
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0answers
4 views

OpenNebula 4,14.2 Federation error VNC Master/Slave

We have federated two OpenNebula as master/slave, but we have detected a strange issue: Using the Master Sunstone, we can change to the Slave Sunstone. It works well, but if we try to lunch the VNC ...
-3
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1answer
42 views

Difference between cloud computing , grid computing and parallel computing [closed]

There are many definitions out there on the internet , but I am asking here , just because someone may answer it briefly from his/her practical experience with these technologies. How does cloud ...
3
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1answer
149 views

Cloud architecture design

I am designing a cloud architecture on AWS for a system processing large number of entities. I hope that this is the correct StackExchange for this question (SO did not seem appropriate to me - feel ...
0
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1answer
26 views

SSL certs for hosted VMs on a single domain

We have 5 virtual machines on the Google Cloud platform to serve our multi-vendor web store. One domain name and 5 VMs: one for Magento, one for Akeneo, one for MySQL, one for MongoDB and the fifth ...
1
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1answer
39 views

Can't install openstack kilo, stuck on keystone installation

I'm following this guide to install a testing instance of OpenStack Kilo with a very basic environment in a VirtualBox machine running Ubuntu server 14.04 x64. I've managed to get to the point where ...
0
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0answers
45 views

configure failover using ha proxy

My Setup is as follows: I have two Samba Servers configured with DRBD, Corosync and Pacemaker. Both these servers are in HA which means when SambaServer1 goes down, data is replicated on ...
-4
votes
1answer
60 views

Did google cloud have Singapore zone? [closed]

Based on this link Google cloud zones I know that Google cloud only have one Zone in Changhua County, Taiwan. But some post in 2014 Google cloud asia region note that there are two avaiable zone in ...
11
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4answers
2k views

What happens when a physical machine fails in a virtual environment? [closed]

I'm getting started with virtualization so bear with me. In virtual environments applications run in a hypervisor's layer. So a single physical machine could have many virtual machines on it running ...
0
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1answer
161 views

ec2-automate-backup-awscli.sh - Purging is not working?

I have recently implemented a script that creates snapshots of my volumes. I run this script via a cron job which works very well except for the part that deletes snapshots. When I run the command to ...
0
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1answer
30 views

Where the openstack machine images are stored?

In Openstack cloud whether the machine images are stored inside the database as a blob object or in filesystems? And if images are getting stored in filesystem then which service take care of it, is ...
1
vote
1answer
47 views

options for storing relatively large amount of data [closed]

I'm currently doing a bit of research for a multinational company, as part of my thesis. Truth be told, I'm more of a software/programmer kind of guy, so I'm not quite in my element here. My question ...
1
vote
1answer
1k views

Migrating resources between different Azure subscriptions

I have a few questions for the Azure gurus out there. I work for a software development house and I have been asked with coming up with our Azure infrastructure. The idea I had is to set up three ...
0
votes
1answer
126 views

VMware Grails application on one VM can't access MongoDB on another VM

I have two VMs in a VMware cloud that belong to the same VApp and so are behind the same edge gateway. The both have their own different internal ip addresses but I route services from the outside to ...
0
votes
1answer
85 views

Application on cloud server requires an active remote desktop session function properly

We have an application running on a EC2 Windows server that stops working as soon a remote desktop session to the server is closed. The application OCRs the actual screen while looking for different ...
1
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1answer
345 views

OpenStack multiple compute node resources allocation for single vm instance

Im learning about OpenStack and understand that resources of a single compute node can be allocated and shared between multiple vm instances. If we assume that I have a single application that ...
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1answer
63 views

Amazon Ec2 Security Updates Automatically Applied

I'm wondering how the security updates for an Amazon Linux Ec2 instance were automatically applied. Scenario: Used "Launch More Like This Instance" option on a Micro instance. Created a snapshot ...
1
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0answers
111 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. ...
12
votes
2answers
1k 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
733 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 ...
1
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2answers
469 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 ...
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votes
3answers
127 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
76 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 ...
2
votes
2answers
448 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
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1answer
66 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
1answer
536 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
317 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
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0answers
427 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
46 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
1answer
235 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
264 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
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1answer
1k 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
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1answer
46 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 ...
1
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2answers
3k 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
70 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 ...
4
votes
1answer
7k 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 ...
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2answers
894 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
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1answer
281 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
18
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5answers
14k 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
661 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
235 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
636 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 ...
2
votes
1answer
4k 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
237 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 ...
43
votes
2answers
12k 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
181 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 ...
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votes
1answer
66 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