Questions tagged [virtual-machines]
A virtual machine (VM) is a completely isolated guest operating system installation within a normal host operating system. It is a software implementation of a machine (i.e. a computer) that executes programs like a physical machine.
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Hosting Google VM on web
sorry for the rookie question, I'm just starting with Google Cloud and web developement. I have a Flask application, works perfectly locally, and also when deployed to a VM in GC. However I can only ...
google-app-engine
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Bind9 unable to listen on any configured interfaces
im trying to configure a DNS Server on a VM (VirtualBox). OS is Ubuntu 18.04. I used netstat -tulpn and no port were being used. Can anyone help me?
Error:
● bind9.service - BIND Domain Name Server
...
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2
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Configure Domain name to Virtual Machine - Azure
I have a virtual machine in my Azure subscription running Windows Server, having a public ip address on a specific port (https://ipaddress:port). This ip address is linked to a website in the Windows ...
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RDP server not getting proper licensing
I am currently setting up my Windows VMs to be connected to the licensing server, which is already configured, using the Per User CAL. Even though it seems to be running normally, when I log in to the ...
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No internet access with self hosted VPN
I setup a Wireguard VPN server on a Google Cloud VM but when connecting to it with the iOS client (running latest OS and app) nothing loads via the internet when the VPN is on (no browsing, emails, ...
- 101
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Strongswan clear traffic issue
I have 2 raw Debian 11 VMs connected with an internal network on VirtualBox (see the diagram below). Both VMs have 2 network interfaces (the tunnel-side interface and the private network one). I ...
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1
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"Multihoming" of Windows VM in multiple Log Analytics workspaces with Azure Automation Update Management enabled in one?
I am currently facing an issue. I am having a situation where I want to have an Azure Windows VM onboarded in Azure Update Management with an Automation Account. How it works - from my understanding - ...
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VM daisy chain with external Pi [closed]
This is for an assignment that I am working on. Pi is external while CentRelay, WinSvrRelay and CentClient are all VMs created using VMWare Workstation Pro 16.
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Multi-host VM's with libvirt, ideally with static IP's
From my reading of the libvirt documentation and the examples here
libvirt uses a Linux bridge to provide routing between VM's on the same host.
It also starts a dnsmasq process attached to the bridge ...
- 101
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I am trying to downgrade from SSD 50GB To Standard 30 GB but Google cloud wont allow me
I am trying to down grade from SSD PD 50 GB to standard PD using the snapshot method, but when I select the snapshot source Google won't allow me to choose standard PD below 50. I want 30GB standard ...
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1
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818
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How to use Certreq to generate CSR and install on Windows VM with no IIS Mgr?
I am running an Azure Windows VM. I used Certreq to create a CSR file using the following command:
certreq.exe -new request.inf nctest.csr
It all looks good. I have to pass the csr file off to a ...
- 147
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Do I need a dedicated IP address to install an SSL certificate on Azure Windows VM with a FQDN?
I have an Azure Windows VM. I want to manually install the SSL certificate rather than use Azure's Keyvault.
The server has a public IP address, but it is non-static. It also has a FQDN (not sure if ...
- 147
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One IP in subnet not reachable from outside, but others work fine
We had virtual host crash the other day, which caused a few VMs to reset and come back online. One of them, after coming back up, is not reachable on the network from outside the subnet it lives on. ...
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1
answer
182
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Am I still limited to gigabit speed if the file transfer is happening between same VLAN on the same physical ethernet port and same host machine?
Consider the following:
Gigabit Switch port16 configured to have native network of VLAN10 (192.168.10.x) and tagged VLAN20 (192.168.20.x) and VLAN30. This port is plugged into proxmox machine.
Proxmox ...
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Changing VM network without restart the virtual machine in ESXi 7
I want to change my VM network from CLI.
I managed to do this by editing the .vmx file, but I need to Restart my VM for the changes that will take place.
I tried:
vim-cmd vmsvc/power.off #id
change ...
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1
answer
2k
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How to get a Hyper-V VM out of PausedCritical state?
A program running in a VM filled so much of the virtual disk that it expanded to fill the host's drive. Now GET-VM shows the VM is in PausedCritical state. I read that I need to compact the virtual ...
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Is there an easy way to expand a Linux VMs disk?
Im currently planning a cloud solution.
The cloud is supposed to run on Linux VMs via vSphere.
Right now, every time I want to increase the virtual disk space of an already set up Linux VM, it’s a ...
- 87
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854
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Setting up slurm on a cluster
My IT admin has setup a cluster with 3 nodes, which is administered via Windows server. VMs are hosted via Hyper-V, including an Ubuntu VM to which a substantial portion of the cluster's resources ...
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2
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3k
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How to PXE Boot VM on VMware Workstation without using a TFTP server?
I'm trying to PXE boot a vm made by VMware Workstation on my local machine. On a separate subnet I have the PXE server and DHCP server. I do not want to use a TFTP server or use IP Helpers.
When I ...
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1
answer
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Best way to enable DDoS protection on many individual GCP compute instances without load balancing?
I've been scouring through the Google Cloud Armor docs for information about DDoS protection of a GCP compute VM instance. From what I've found, Google Cloud Armor Managed Protection provides ...
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1
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303
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Azure VM Domain Verification
I have an Azure VM let's say myvm.cloudapp.azure.com. It is accessible using http://myvm.cloudapp.azure.com . Now I wanna make it secure https://myvm.cloudapp.azure.com. I have added certificate App ...
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2
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Virtual machine vs real machine server performance [closed]
I want to self-host some services (some examples include, but are not limited to, Nextcloud, Matrix, Jitsi, Bitwarden).
For security reasons, I don't want to install all of them on the same machine ...
- 113
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593
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How to turnoff machine completely in azure?
In AWS, when I turnoff my windows machine with shutdown command inside it.
The AWS portal, it will show as turned off.
But in azure, if I turnoff from portal, it is releasing IP and showing as turned ...
- 521
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1
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GCP: Cannot create any VM with GPU -> No capacity
I subscribed to GCP and received the $300 credits. Then I upgraded my account to "paid account". Next, I increased the limit for multiple VM types with GPU, in multiple regions, and received ...
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how do I create multiple VMs from the same OS image with the same rendering output?
Currently I am doing pixel v pixel on a single AWS VM.
I am running all test on a single machine comparing golden vs test image.
Id like to do pixel v pixel tests on multiple machines to parallelize ...
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1
answer
2k
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How to access postgres in private vnet from another VM in azure?
I have created postgres flexible server with private vnet option. So, no direct access to posgres from internet.
But, when I try to create a new windows 10 VM, I can't select the subnet of database ...
- 521
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1
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247
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No access to outside from some VM instances
I have launched few vm instances based on ubintu 21.10 image. all of them in 10.1.253.0/24 subnet. Region asia-southeast1.
An instance with ip 10.1.253.221 has no problem zone c. I made sudo apt ...
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1
answer
57
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How to improve my current HA design
I am trying to create high availability application. My current design has two VMs, both have public IPs, both are running in same subnet and both VMs have same web application running in docker. ssl ...
- 99
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299
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Importing OVA file Issue
I have an ova file that I need to import as a VM instance in Google Cloud Computer Engine.
The OS of the ova file is not known and so it produces an error when importing.
I want to know if there is a ...
1
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0
answers
610
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Running Vagrant VM on Ubuntu 20.04 VM on VirtualBox on Windows 11 Host Machine, Need SSH access to vagrant from windows 11
I am doing a computer vision project, and I have Vagrant VM on Ubuntu 20.04 VM on VirtualBox on Windows 11 Host Machine. I'd like to use the Windows 11 host machine for the CV since it needs a lot of ...
- 11
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241
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Can I detect the event of a VM being shutdown on the OS level in Azure?
When I shutdown a VM (Linux/Windows) in Azure it is still being billed until I explicitly deallocate it. I want to automate the deallocation after manual shutdown.
To achieve this, I need to identify ...
- 372
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2k
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How to enable external access to the Virtual machine on private link?
I would like to benchmark virtual networking of KVM-QEMU. For this purpose, I connect two servers (server 1, and server 2) with one wire. I use server 1 to run the QEMU VM and I want to access this VM ...
- 103
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285
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UDP Broadcast not being masqueraded
I have a VM in Proxmox with an IP (192.168.1.10) coming from a bridge. I have masquerading on to enable it to communicate with my network:
-A POSTROUTING -s 192.168.1.0/24 -o host_inteface -j ...
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1
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264
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Google Cloud Virtual Machine SSH Terminal Could not connect
I have a machine installed in Google Cloud VM, I was making the SSH connection here without any problems, but when I wanted to log out and connect again, I started to get no results here.
I stay on ...
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Alma Linux - Not able to ping out
So I have my first VM in Proxmox and I know the network works as I have used CT in the past without any issues, however I have set up a VM and now I am having network issues.
Seems while it says the ...
- 111
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How to give each WSL distro a distinct IP address?
How to give each WSL distro a distinct IP address, and then connect to those IP addresses via Windows?
I was curious if its possible to setup two different ubuntu distributions using WSL and somehow ...
- 121
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866
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Using a standalone licence for SOLIDWORKS is not supported on this virtual environment. You must use a SolidNetwork License (SNL)
I'm using Linux Mint 20.1, kernel 5.4.0 on a Ryzen 5600x with 16gb of ram.
Using VitualBox 6.1 and trying to install SolidWorks 2021 and found the message in the title when adding my license and not ...
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241
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Stop/Start Azure VMs Using Hybrid Runbook
I currently have runbooks that stop/start VMs on a schedule but recently the runbook to start vms is stopped because it takes too long to complete. The following message is thrown -
"The job has ...
- 688
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1
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Why do you need serial port connection between QEMU guest and host?
I am new to qemu. I was exploring some commands to setup qemu VM. Can someone please explain why serial ports are required/desired between guest and the host? Also, what does '-serial pty' and -'...
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0
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DockerDesktopVM can't start due to Hyper-V
For some reason I keep getting the error that "DockerDesktopVM" can't be started because a Hyper-V component isn't running, but how do I change that?
I found people adding commands like ...
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Is there any NATIVE disk monitoring solution for storage in Azure VMs?
I have done plenty of digging, but it looks like this may be a shortcoming in Azure. I cannot find a native solution in the Azure portal to tell me when VMs are running low on disk space. What if I ...
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Use cmd when "Run only specified Windows applications" policy is in effect
I am trying to restrict the applications usage on the VM Windows Server 2019.
In Local Group Policy editor (gpedit.msc), i modified the policy, on the left pane, click/tap on to expand User ...
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Unable to join Azure Windows Server VM to local domain
I'm trying to get my Azure Windows Server VM to connect to my local AD.
I've already created a Site to Site VPN Gateway and connected both the DC (172.16.1.5) and VM (172.16.1.4) and I've confirmed ...
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1
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How can the SPICE password of a libvirt+kvm+qemu virtual machine be changed while the machine is running?
I have a virtual machine that is running on a KVM+QEMU stack with libvirt. The VM is using a qxl or virtio display and has a spice graphics listening on a port.
I'd like to change the password (in ...
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Google Cloud Debian VM. Node Red stops working
I am a Windows user trying to use Linux for my online server.
I am testing a Debian VM running on the Google Cloud.
There I installed Node-Red, Apache and mySQL.
Every day when I am going to start my ...
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106
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Is my VM under attack or is this an automation gone wrong?
I noticed that our Windows Server 2019 VMs, hosted on GCP were often hitting 100% CPU usage, which was odd and started to investigate. It seems that there is an array of PowerShell commands that are ...
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2
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3k
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Using VMware ovftool to check existence of virtual machine (VM)?
What is the canonical way to use VMware's ovftool to query to see if a VM exists or not?
If I run this command:
ovftool vi://username@password@myvsphere/mydatacenter/vm/myvm
I might get this response:...
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0
answers
254
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UDP port forwarding between virtual machines and docker composed network
currently I'm deploying a virtualized system and having a problem with forwarding of an udp port. I tried many tutorials, but something must be wrong and I don't know why the connection is refused all ...
- 111
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390
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Cannot Open Azure VM (Ubuntu 18.04) Port
Running the jupyter notebook server on port 8888 on the virtual machine. Trying to use port forward to my desktop (running Linux Mint). The server is running on the VM alright, but the port is closed ...
- 215
1
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0
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227
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Adding multiple virtual switches to New-VM?
I'm working on a Powershell script to create new virtual machines as part of a migration between a Hyper-V server running Hyper-V Server 2012R2 and a new Hyper-V server running Hyper-V Server 2019.
...
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