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Questions tagged [cloud-computing]

Cloud-Computing: Marketing term for clustered resources

0
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1answer
52 views

Is it possible to Stop and Deallocate Azure VM from the VM itself?

I am trying to stop and Deallocate a linux Azure VM from the script that is running on the VM by sudo halt This terminates the session (ssh if interactive), stops the VM, but does not deallocate ...
0
votes
1answer
66 views

What is Load Balancer Warmup?

What exactly is the process of warming up a load balancer? How does it help before a huge load process? How is it different from Simply upscaling a cluster behind the LB beforehand. Do CSPs do ...
-4
votes
1answer
52 views

Who are the cloud computing “operators” and what do they do? [closed]

I want to refine my understanding of the term "operators" so I can use it properly myself. For example, Stackdriver aggregates metrics, logs, and events from infrastructure, giving developers and ...
2
votes
1answer
126 views

I accidentaly enabled the UFW on my Google Cloud Computer

I accidentally enabled the UFW on my Google Cloud Compute debian instance and unfortunately port 22 is blocked now. I've tried every way to go inside the VM but I can't. I'm trying to access through ...
0
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1answer
96 views

Get “gs_secret_key” and “gs_access_key” values for Google Bucket

I need to create a directory in a Google Cloud Bucket using Ansible. I would like to know where I can find the values to complete "gs_secret_key" and "gs_access_key" to use "gc_storage" module in ...
1
vote
1answer
62 views

Understanding Nutanix features [closed]

From a very high level view: Open Stack is sort of framework to manage your cloud but you need to implement things Cloud Stack / Cloud Shift / Rancher are more or less solutions to get your cloud ...
-3
votes
1answer
50 views

What is the difference between the cloud disks supported by Alibaba Cloud?

When creating an ECS instance on Alibaba Cloud, I often get an option to choose a cloud disk e.g. from Ultra Cloud disk and SSD cloud disk. What is the difference between these cloud disks and what ...
2
votes
1answer
115 views

Public IP address in Alibaba Cloud instance

Is it possible to assign public IP address to an instance in Alibaba Cloud that would be visible after running ifconfig And not assigned via NAT. Need this for provisioning K8s cluster and it doesn'...
2
votes
0answers
32 views

Jenkins agents on GKE/GCE

I am using Jenkins to build my Angular applications on Google Kubernetes Engine (GKE). At some point I noticed that the builds on GKE take significantly longer than it used to take on my old (private)...
0
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0answers
167 views

How to deregister an AMI which is shared with my AWS account

I have some AMI's shared in my account which are non compliant. But I am unable to remove from my AMI list.How can I deregister them without asking to the AMI Owner.
2
votes
1answer
18 views

How can I confirm a server instance I have access to truly has provided specifications?

I rented 4 server instances from my friends data center for an extremely cheap price. As advertised, each instance should hold Intel CPUs with 4x cores at 2.6GHz clock frequency each, 8GB of RAM, and ...
0
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0answers
39 views

VM Packing in Cloud Computing

I was reading some paper on Cloud computing which mentions that if we do better VM Packing, then the cost of building the cloud is reduced. From what I understand, it means that somehow size of VMs ...
0
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0answers
52 views

Cloudstack Error: NFS is Not Currently Mounted, Try Manually mounting from inside the VM

After the installation of cloudstack, The default Template centos is not downloading, I tried to register it manually by giving URL of minimal centos but still, it is not downloading it, even there ...
0
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3answers
57 views

Best way to Auto Scaling a Customised Debian9 image whenever code base changes in AWS

I triggered an auto scaling group (from launch configuration) with a customised Debian9 image in AWS where I have preinstalled software packages like Apache, Memcache, Chrony along with PHP code base ...
12
votes
2answers
2k views

Meltdown & Spectre - Does patching the guest kernel of an unpatched hypervisor prevent cross-VM memory leaks?

24 hours after the wide scale release of the vulnerabilities, Rackspace is silent about Spectre and Meltdown. They do not have a plan for patching all of their Xen hypervisors. All their newer ...
0
votes
2answers
237 views

How can i log traffic activity of a GCP instance?

I keep getting warnings from GCP that i have suspicious activity on my GCP instance and they're right. I keep seeing huge traffic going to China in my billing as follows. Compute Engine Network ...
0
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0answers
46 views

Mounted old disk folder /var/lib/mysql automagically synced up with new active /var/lib/mysql

noob here while working on a production server (old), i messed up a command and lock myself out of the gcloud compute engine instance (I know. dumb, stupid. I deserved them all). I setup a new ...
1
vote
0answers
116 views

Azure - Data Management Gateway - Endpoint Error

Has anybody tried to setup this Data Management Gateway on-premise with Azure Data Factory? I am following this guide: https://docs.microsoft.com/en-us/azure/data-factory/data-factory-move-data-...
0
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2answers
61 views

Google cloud disableing ephemeralIP

Is there possibility to turn off globally assigning of ephemeral IPs to instances? I want to have only internal addresses for instances behind nat.
1
vote
1answer
901 views

Can I configure non-Google Cloud resources as origin for Google Cloud CDN?

As soon as I proceed to add a new origin for Google CDN distribution, it asks me to choose from load balancers (I would prefer not to create load balancer). Ignoring the fact that I don't want to ...
2
votes
3answers
483 views

Can we install and run VMware ESXi on a parallels server? [closed]

I would like to install parallels and then install ESxi on top of it to get the distributed storage, Is this possible??. Is there any free tools available in VMWare o do the same?. I'm a newbie, need ...
0
votes
0answers
156 views

Ubuntu Cloud image 14.04 (Trusty Tahr) only has one network interface (eth0)

i'm really new in the cloud world so i need some help because after several day surfing the internet i didn't find anything.. I launch a VM with kvm using this image: cloud-images.ubuntu.com/server/...
2
votes
0answers
38 views

Tradeoffs between cross-cloud and cross-AZ-single-cloud deployments

We have a educational system (federated microservices that are running mostly on AWS EC2, RDS MySQL and a message queue) that is already distributed across regions, primarily for latency hiding, ...
3
votes
1answer
863 views

Terraform, ecs service creation fails when using a configured IAM policy

Using Terraform, ecs service creation fails when using a configured IAM policy. Error applying plan: 1 error(s) occurred: * aws_ecs_service.beatthemarket_service: InvalidParameterException: Unable ...
0
votes
1answer
453 views

Putting ELB in from of my ECS Cluster / Service

I’m trying to put an ELB in from of my ECS service, using this terraform file But applying it, gives the below error. Any ideas on the setup that I’ve gotten wrong? $ terraform apply ... ...
4
votes
1answer
19k views

CentOS 7 Generic Cloud login?

I have an OpenStack cloud and added the CentOS-7-x86_64-GenericCloud-1503 image and it boots just fine, but I do not know how to login. What is the root password? How can I set it? Is there some other ...
2
votes
1answer
120 views

Should I regard openstack cloud servers as just another type of virtualization?

If I were to set up physical servers for running a business critical website, I would absolutely build redundancy into that environment. I would strive for no single point of failure and as a minimum ...
-2
votes
1answer
1k 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
votes
1answer
177 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
votes
1answer
53 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
vote
1answer
253 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
votes
0answers
87 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
377 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 ...
12
votes
4answers
4k 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
votes
1answer
436 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
votes
1answer
214 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
59 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 ...
7
votes
2answers
5k 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 Pay-...
0
votes
1answer
246 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
138 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 ...
3
votes
1answer
1k 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 ...
-1
votes
1answer
178 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 of ...
1
vote
0answers
193 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. ...
15
votes
2answers
2k views

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

The below reference to Google documentation is no longer true. 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 ...
0
votes
1answer
1k 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
vote
2answers
2k 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
138 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 ...
3
votes
1answer
101 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
1k 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
72 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 ...