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Questions tagged [virtualization]

The tag has no usage guidance.

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How to install docker in Raspbian Virtual Machine

I first installed docker in raspberry pi using: https://iotbytes.wordpress.com/setting-up-docker-on-raspberry-pi-and-running-hello-world-container/ which successfully did. I tried doing the same with ...
2
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2answers
45 views

Open source private cloud VM provisioning for container workload

There is a new generation of tooling developed that tries to integrate different IaaS providers (Azure/AWS/GCE/DigitalOcean) into one "infrastructure codebase". It's dubbed "Cloud Native" and it's ...
0
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1answer
38 views

2 IP addresses for one machine, which would allow to expose 2 services on the same port, but on different ip

I am using SoYouStart dedicated server (from OVH family). I bought another ip. I added auto eth0:0 iface eth0:0 inet static address xxx.xxx.20.182 netmask 255.255.255.255 ...
2
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1answer
30 views

Do not show all docker containers to a particular user

I want to use one server to host multiple docker-containers. I want to give another user a possibility to manage new docker-containers, but I do not want to give him access to all other containers, ...
1
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0answers
51 views

KATA vs NABLA Containers Isolation

I am struggling with retrieving the difference between : KATA and IBM NABLA. Or better, what is the added value of the one over the other? Both come with enhancement of containers isolation: ...
1
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1answer
47 views

Possibility of container breakout compared to VM (virtual machines)

What is exactly the (higher) vulnerability at least theoretically of a container compared to VM? given, all security recommendations are implemented (like, user context is root, no host sensitive ...
6
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3answers
94 views

Other tools to provision virtual machines

I've been using vagrant for provisioning virtual machines (Linux only) and so far I've been happy with it. The two things I dislike about it - the hardcoded dependency on the user vagrant as well as ...
3
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2answers
115 views

How do I autostart Jenkins agent machines?

To save money, I would like a large number of agent machines to be stopped and started up only when needed. Better yet, a single VM should be copied and launched on demand. I am using Google Cloud ...
1
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1answer
35 views

Error starting cloned VM in Vsphere Client

I cloned a VM in Vsphere Client as described here. When I try to start it, it unexpectedly reboot over and over itself. I get this error in console: Call "EnvironmentBrowser.QueryTargetCapabilities" ...
5
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1answer
85 views

Pause/Suspend guest in KVM without virsh and libvirtd

I have installed KVM without libvirt/virsh and virtualmanager. Packages which installed are kvm qemu-kvm bridge-utils libguestfs-tools How can I pause/suspend VM in this case?
10
votes
3answers
832 views

How to test VM provisioning script without provisioning

Currently I'm on a state that testing costs me money and a lot of time... Background: I'm deploying VMs at softlayer and using a post-deployment script(bash) that will install every software that I ...
2
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1answer
24 views

Scheduling collisions possible in IaC - Infrastructure as Code - solutions vs. software defined data center?

To clarify the terms first, Infrastructure as Code (IaC) can be delivered with upcoming technologies like Docker Swarm, Kubernetes, OpenShift, OpenStack and possiby some others run on bare metal. - ...
2
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1answer
89 views

Error Vagrant Provisioning with Virtual Box on Fedora

I'm Provisioning Vagrant Box with Virtual-box on Fedora 26. $ vagrant -v Vagrant 1.9.1 $ virtualbox -v virtualbox 5.1 Below is the error; muhammadtaqi@localhost etc]$ vagrant up Bringing machine '...
1
vote
1answer
155 views

Debug Docker DNS

In a stack with higher number of services it seems that Docker DNS does not work anymore which leads to effects that container's names are not known even to themselves. While I have filed this bug, I ...