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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31 views

Converting virtual drives from .vmdk to .vhdx produces huge files

I'm using powershell and ConvertTo-MvmcVirtualHardDisk cmdlet to convert .vmdk disks into .vhdx disks to be able to run them in our hyper-v environment. For some reason, the .vhdx files produced are ...
0
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1answer
93 views

Azure Windows Virtual Machine with Different Language Version

I am trying to figure out how to create a new VM in Azure using and Italian version of Windows. I was successfully able to create an English VM and install the Italian language pack as this question ...
0
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0answers
16 views

Error create VM in Glance in centos-7

I'm facing an issue while installing a VM in Glance-Openstack. Here it is [root@parkst ~(keystone)]# virt-install \ --name centos7 \ --ram 2048 \ --disk path=/var/kvm/images/centos7.img,format=qcow2 ...
0
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0answers
64 views

Authentication error in openStack's Horizon dashboard

I'm trying to setup an openStack controller from a VirtualBox VM. My VirtualBox host is Windows 10 and the guest is Ubuntu Server 14. The guest should (someday) function as an openStack controller, ...
2
votes
1answer
788 views

need some way to convert QCOW2 to OVF or open QCOW2 on WINDOWS

is there a way to convert QCOW2 to OVF? or is there a way to open an QCOW2 on WINDOWS (preferably free/open source)? the problem is that ubuntu's virtual machine manager was used to create the image ...
0
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0answers
24 views

How many virtual machines are hosted on a server? [duplicate]

everyone! I have a question, I have a server Dell M910 with four processors Xeon X7550 8x2Hz) and a lot of memory (128 Gbs per server). I want to host virtial machines on the base of Xen. How many vms ...
0
votes
1answer
60 views

How to create a Pre-Installed Windows 7 VHD [closed]

I am new into the world of servers. I was just working around creating a Windows 7 X64 Bootable VHD. Since my job profile makes me create windows 7 VMs every now and then, I want a pre-installed ...
1
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2answers
591 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
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2answers
204 views

KVM: Need multiple Virtual Machines to share a VLAN'ed interface

I'm not sure how to configure my Linux server which has a single VLAN'ed interface to support a number of Virtual machines which I want to bridge to my network (so that all their services appear to ...
3
votes
3answers
22k views

Unable to ping between host machines and guest vms running on Vmware

In order to learn a bit about system administration, I've installed a Centos vm using Vmware on my local machine running Windows 7. Everything seems to be working fine since I can access the internet ...
0
votes
1answer
140 views

i2b2 VM: Copy VM won't give me a valid IP address

After downloading a VM image and making a copy of it, I tried booting up both of them on the same Windows workstation using VMWare Player. I am unable to get an IP address for the second one in my ...
0
votes
1answer
62 views

Azure Web Apps With Java, MySql, Filesystem

Some background is I currently have a VM deployed on Azure. On the VM I have 3 java web applications running on a Tomcat server. Each are integrated in some way or another. They all run on the same ...
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votes
1answer
517 views

VMware ESXi 5.5 black screen on all guests after services.sh restart

I'm using VMware ESXi 5.5.0 1331820 with a eight Windows guests. Sometimes I can't connect anymore via vSphere Client to the host. A restart of the hostd and vpxa doesn't resolve the problem. So, I ...
4
votes
1answer
54 views

How do I disable the automatic datetime in an azure virtual machine?

I want to be able to change the date and time on my vm to dates in the past. Every time I change it, it automatically changes back because of this setting. Unfortunately I cannot change it because it ...
2
votes
3answers
2k views

xenserver PV mode — lvm problems?

So, I'm trying to convert some domU's I have to use PV mode. xe-edit-bootloader -u ... -p 2 Finds the menu.lst no problem. The grub, boot, and root partitions are 1, 2, and 3, respectively. I ...
0
votes
2answers
685 views

It is possible to establish a VM-to-VM connection between Azure virtual machines?

How should I create and configure Azure virtual machines to allow VM-to-VM connections? It is possible to connect using the private ip? Do I need a Azure Virtual Network? Basically I need to run ...
1
vote
0answers
90 views

xinetd service is up but not listening on port 23

I am trying to open a telnet connection from a Wheezy VM to a router in GNS3 but even though the ping is successful, I am unable to open a telnet connection from the VM to any of the routers. the ...
0
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0answers
17 views

Database on Virtual Machine getting corrupt

Primary Domain Controller - Windows Server 2008 R2 Standard (installed on Physical Server) Secondary Domain Controller - Windows Server 2008 R2 Standard (installed on Virtual Machine i.e Vmware EXSi ...
0
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1answer
33 views

IBM PowerVM LPAR shows 16cpu despite 4 cpu allocation

Environment: IBM PowerVM 8 IOS version 2.2.3.50 When I create an LPAR (Virtual Machine), I allocate 4 shared CPU's. I then install Redhat 6.6 p64. Nproc shows 16 CPUs. On a different machine, I ...
0
votes
1answer
48 views

CPU Load on Virtual Machine

This picture shows the CPU Usage of a Debian 8 installation running on a Virtual Machine (VMWare ESXi). I'm wondering about two things here Why doesn't the usage sum up to 200% (the virtual machine ...
0
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0answers
68 views

Windows VM wont boot up after update on Google compute

I have a Windows Server 2012 R2 on GCE and I have few applications running on it already. Unfortunately I selected some updates from Microsoft, after update it restarted and now I can’t boot it up, ...
0
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1answer
753 views

Azure VM ping and telnet not working

I have an azure VM (resource manager) on the new portal running windows server 2012 r2 with HPC with a public IP, Currently i can login to the VM using a remote desktop client but i cannot ping myself ...
2
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0answers
70 views

How to determine the VM limits thresholds on CPU limit from inside a VM or VPS

I was asked to recently to verify that a purchased VM , was provisioned with the appropriate compute from a hosting company. I suspect they are throttling the machines access to the cpu at 8% or 10% ...
0
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0answers
20 views

Virtual Machine Dig Connection timed no servers could be reached

I have been following this tutorial on how to set up a DNS and DCHP server but am running into some errors which my client. I am trying to set this up on a virtual machine. I am trying to test the ...
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0answers
48 views

Manage KVM and or XEN Server from Windows

I cant seem to find a way to mange my KVM and XEN Server from a Windows machine. Is there really no way except a remote desktop connection?
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1answer
97 views

1 NIC and 2 different IP on 2 VM on VMWARE [closed]

I have a test server which has single NIC and I have 2 VM on that server. What i need to do is assigning different IP address to those VM. So the host is located at 192.168.100.67. would that be ...
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0answers
92 views

How to add a serial port to a Windows 7 guest VM using Xen server 6.5?

We wonder how to add a SERIAL PORT (COM2) into a guest HPVM Windows 7 64 bits in a xen server 6.5 bare metal hypervisor. We have some clients connecting through RDP v8.1 (from Win7-64 to Win7-64) ...
0
votes
2answers
82 views

Azure VM going cold when unused?

My virtual machines usually have nothing to do between 7pm until midnight when they reschedule a lot of work for the rest of the day. The scheduling starts with fetching a list of tasks and times from ...
1
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3answers
1k views

ESX 5.5 with enterprise plus license but can not add more than 32 vcpu per vm

I have 40 available logical processors but can not allow vms to have more than 32 vcpus? what is wrong? how to fix this?
0
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0answers
67 views

Unable to assign an ip address to a virtual machine created from oracle vm manager 3.3.3 x86_64 bit

I'm pretty new to the Oracle vm manager and server x86_64 and still trying hard to understand the concepts. I was able to setup the server pool >>discover the server and assign to the pool>> create a ...
1
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1answer
251 views

Reset password for Azure virtual machine

I forgot my user account to log in to my Azure Virtual Machine. From the new portal I tried the option "Reset password" entering a new user and password. However, I get the notification: Failed to ...
0
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0answers
108 views

How do I fix “error:file'/boot/grub/i386-pc/normal.mod'not found” on an azure VM?

So I posted this question earlier (Azure Ubuntu VM is completely unresponsive after security patches and restart) which I was able to use to successfully detect the problem. I seem to be getting this ...
0
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1answer
35 views

“eth0 does not seem to be present” on RedHat despite new MAC address

I created a RedHat VM (6.5) on an Ubuntu (14.04) server. I changed the IP address to something unique in /etc/sysconfig/network-scripts/ifcfg-eth0. I changed the MAC address for eth0 ...
1
vote
1answer
58 views

Windows DHCP MAC-Range to Scope allocation

I wonder if there is any options to map a specific Range of MAC addresses to a specific DHCP address scope. The thing is, I want a specific scope for address allocation to bridged Virtual Machines ...
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2answers
135 views

VM migration and IP address

When a VM offering a service is migrated to a different server is it an important requirement from the client applications point of view to retain the same IP the VM had before ? For long lived TCP ...
7
votes
8answers
7k views

Virtual machine image compatibility between VMware Server and VMware Player

I'm trying to minimize the number of different product versions used on my PC's both at work and at home. So far I have a mixture of: VMware Server 1.0.7 VMware Server 2.0.2 VMware Player 2.5.3 ...
1
vote
1answer
80 views

hosting a webapp in azure VM with windows server

Problem: I have an azure webapp running and i would like to transfer it to an azure VM since the webapp needs to be integrated to payment platform which require testing of network connectivity between ...
2
votes
1answer
61 views

Azure regional pairing for G series VMs

Currently G series VMs are only supported by US East 2 and US West Azure regions - both of which are not DR pairs. How can Disaster Recovery for G series VMs in the US, be handled?
1
vote
1answer
747 views

Importing a hyper-v exported image

My google-fu is failing me. Badly. One of my clients sent me a Hyper-V exported VM which constitutes a bunch of VHDs and an XML file (which I assume is the machine definition file). Try as I might, ...
0
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0answers
60 views

VMware Horizon View 6 Connections Fail w/ Changing Server Names

One of our Horizon View machines has intermittent issues connecting to its host via PCoIP. I do not have extensive Horizon View experience, but when looking through connection logs, I noticed that ...
0
votes
1answer
395 views

How can recover all data and sites from accidentally delete virtual machine - Microsoft Azure

We have accidentally deleted Virtual Machine from Azure portal. Virtual Machine had about 12 - 15 SQL Server databases and about 10 websites/projected hosted on it. We are having Biz Spark account. ...
0
votes
0answers
14 views

Error 522, server not responding [duplicate]

I've an issue with my Google Cloud compute VM. It's running Ubuntu 14.04, Apache2, PHP and Percona MySQL. The server won't respond to TCP connections on port 80. I can connect via SSH, and the server ...
0
votes
3answers
7k views

Cannot power on a VM vSphere “The operation is not allowed in the current state”

I have a server that looks like this Server1 Server2 Server3 (inaccessible) Server4 When I try to power it on, it says "The operation is not allowed in the current state." I ...
0
votes
2answers
767 views

Hyper-V 2016 Gen2 VM PXE DHCP Timeout (Wireshark DHCP Discover -> Offer -> ???)

I've built a test lab running Windows Server 2016 and SCCM 2016 and I'm having an issue with PXE booting a VM to install an OS via SCCM. Here's the run down on the configuration. At this stage SCCM ...
0
votes
1answer
32 views

RAID on VMware, Ubuntu guest

I am doing some local testing on VMware server. I have set up my VM with two hard drives. I am installing Ubuntu Server, and creating manually in the installation the luks above a RAID 1 ...
0
votes
0answers
346 views

Can't connect to the data port with FTP server running in Vagrant (passive mode)

I want to connect to Vagrant via FTP and the data connection is failing. I can actually connect and login, but when trying to enter passive mode and list the remote directory, the DATA connection ...
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votes
2answers
73 views

Vmware Got Hit By Brute Force More Than 60K Attempt

I have a vmware with 2012 server in it. Recently int he vsphere seens alot of attempt. Smells like a brute force. I understand that Security.AccountUnlockTime exists in the ESXi 6.0 that has a lockout ...
0
votes
1answer
82 views

Is a domain controller an ideal solution for us? [closed]

We have a VM that is only a domain controller. The idea was to use Active Directory to control usernames, their privileges, and control when our other Windows VM's reboot after patch Tuesday. We ...
0
votes
0answers
73 views

Can't export OVF VM from Vpshere 6

I am trying to export a virtual server (Ws2008 R2) to our NAS as I need to provide a copy to an external tech. I can only stop the server during weekends. The machine is roughly 1Tb in size. ...
0
votes
1answer
47 views

VM inbound traffic only works with outbound traffic at same time

I've recently configured a VM on a low-end rental VPS service to try to improve load times for a web site I'm running. (The web site makes use of high-reliability technologies that require full access ...