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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1answer
51 views

Get Access to root of Linux based virtual Appliance / Machine [closed]

I have installed an OVF on an ESXi standalone host, the virtual appliance is Linux base and i need to get access to the Linux Kernel of virtual appliance and do some change on it. it seems access to ...
1
vote
1answer
75 views

MS Access DB performance on a VMware virtual machine

In our office, we have a Windows 2008 virtual machine hosted on an HP ProLient ML350 G6. This VM has access to all of the resources available on the host. On this machine there are some Microsoft ...
1
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1answer
65 views

Advice on backup solution for Azure virtual servers?

I need to devise a backup solution for some Azure virtual machines, in a hybrid cloud scenario (persistent VPN, Active Directory DCs present in both the company LAN and the Azure virtual network, all ...
0
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1answer
34 views

Connectivity loss between VMs on VirtualBox until DNS cache is restarted

I use VirtualBox for a lab environment with VMs running various versions of Windows. One thing that keeps happening and I don't know why (never seen it before on my VMware servers) is that DNS ...
0
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1answer
139 views

Extend root logical volume for VM with Oracle Linux of VMWare

Please make me sure did I wrong thing, or not. I'm resizing the root partition which is under the LVM. This server is a VMWare's virtual machine with Oracle Linux. I'm using this article: ...
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2answers
57 views

How many websites per virtual machine? [duplicate]

We are currently hosting about 10 of our own various websites on a virtualised host. Each website is hosted by its own virtual machine with its own apache. Some of the sites connect to a shared ...
0
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0answers
42 views

Replicate server environment and directory structure using Vagrant

I am a developer by trade but am not used to configuring VM's and servers, so I apologize if these questions seem rather novice. I have recently started trying to use Vagrant for local development of ...
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votes
1answer
59 views

Host CPID, Geast CPUID and UserCPUID / what are they?

i found out that there are some IDs associated to the CPUIDs in vmx file of each virtual machine, these IDs are; hostCPUID.{Num} hostCPUID.80000001 guestCPUID.{Num} guestCPUID.80000001 ...
1
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1answer
79 views

VM load and ping problems after replacing server motherboard

Recently, we had to replace the motherboard of one of our servers. The procedure was done by IBM as it had guarantee. The server runs ESXi 5.1, with several virtual machines, including our main mail ...
0
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1answer
46 views

Virtual guest: NTP sync with host

Is there any way to get a virtual guest to only query it's current host for NTP? I'm not talking about configuring ntp.conf with the host's IP here either as VLAN's & firewalls may block that ...
0
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1answer
123 views

How to create a snapshot volume to a remote server using kvm?

I want to backup a few virtual machines to a backup server. Here're the backup steps. suspend a virtual machine create a snapshot of the virtual machine using lvcreate -s resume a virtual machine dd ...
0
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1answer
23 views

Configure when an Azure Virtual Machine is updated

I have provisioned a small VM within Azure to run some macros within an instance of Chrome. The Chrome instance starts doing it's thing around 02:00 GMT finishing at around 04:00 GMT. The problem ...
0
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1answer
50 views

booting straight into xen VM

I have a need to convert a bare-metal machine to a virtual-machine (via VMware converter). This part has been done successfully. I have then been asked to convert the vmware image to a XEN hvm. The ...
2
votes
1answer
273 views

How to move Hyper-V virtual machines to Azure with minimal impact?

My company is in the process of transitioning some of its on-premises services to the Microsoft cloud; some of them are being replaced altogether by hosted services (Exchange, SharePoint); some other ...
0
votes
1answer
62 views

Random bluescreens during VS2012 C++ compile

I have a Windows 7 VM (ESX) with Visual Studio 2012 that handles continuous integration for a large C++ project. The solution currently builds with the /MP flag, but bluescreens have occurred using ...
0
votes
1answer
45 views

How to add an existing encrypted vHDD to a new virtual machine?

I am using VMware workstation with encrypted virtual hdd-s. I tried to use one of the vmdk files as an hdd on another virtual machine, but when I try to add them as an existing disk, I get the ...
0
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2answers
91 views

How to block a VM from accessing other machines on network - XenServer

This might be a little far fetched and might not be possible. I have a virtual machine that will have files on that I don't want people to be able to transfer off - they are allowed access, I just ...
0
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1answer
824 views

Vagrant not ready for SSH error on VirtualBox and Laravel Homestead

Vagrant Version: 1.6.3 VirtualBox: 4.3.14 Ubuntu 14.04 LTS 64 Bit Hey Guys, I have been on this for a pretty good while now and cannot figure this out. I have my public and private keys setup and ...
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0answers
46 views

Is it fair to compare a 2XL AWS instance to a similar setup on a rack server?

I'm trying to create an extremely basic model of what a setup in Amazon Web Services might look like translated over to an on-premises cloud. I'm aware that Amazon is quite SAN-reliant, and pretty ...
0
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1answer
38 views

Set up a two-machine-development environment

I took over a SharePoint developing virtual machines images (VMWare) after a colleague quit. It is a two machines developer environment, one with SharePoint Server, the other one with SQL. When I ...
0
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0answers
39 views

How to fix location of VirtualBox VDI HDs?

I have a lot of VMs using differencing VDI HDs. After moving the VMs to a new directory the location of differencing VDI didn't change: UUID: a78ba2c4-6c3d-4a2a-be86-dc26cb0c7564 Parent ...
0
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0answers
37 views

Multi-user Eclipse CDT on virtual machine

I'm a bit new to managing mixed OS environments, so please be gentle :) I'm currently in the process of enabling a small group of people (<10) to develop a Linux app in parallel, and I need a bit ...
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votes
1answer
81 views

How to connect to an Oracle 10g database on the host computer from Ubuntu installed in VMware? [closed]

I have Oracle 10g installed in my host system which is running on Windows 7. I have also installed Ubuntu in the same system using VMware. Now I have written some program in Ubuntu which needs to ...
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votes
1answer
67 views

Connecting to KVM VM via VNC [closed]

I just installed KVM on centos 6.5 and after I created a VM I don't know how to access via VNC. I used this command to create the VM: virt-install --name=guest_name --arch=x86_64 --vcpus=2 ...
0
votes
1answer
44 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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1answer
832 views

Renaming an Azure VM

I am looking to rename an Azure VM. I have copied a VM from one subscription to another using this guide: ...
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votes
1answer
292 views

Can I PXE-boot a desktop PC into a Hyper-V VM? [closed]

I just started exploring Server 2012, and the Hyper-V features are compelling for my place of business. Here is the question: We have several computers around the facility currently running XP and 7. ...
1
vote
1answer
51 views

Measuring performance for an entire Virtual Machine

I have an ETL process that I'm trying to deploy as a virtual machine across a few different "enterprisey" networks. I know it's relatively lightweight, but one client is very interested in the ...
1
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2answers
413 views

No external network access to virtualbox CentOS6.5

I have CentOS 6.5 running locally in virtualbox. I set it up and everything was working perfectly. I came back after the weekend and I noticed the computer was frozen so I had to do a hard restart. ...
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0answers
25 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 ...
0
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1answer
269 views

how to configure linux vm as router which communicate between two subnets

I have 3 virtual machines installed on vmplayer. Out of which I have made two of them as host of two different network. Host1 ip=192.168.1.13 gateway=192.168.1.11 and Host2 ip=192.168.2.14 and ...
0
votes
1answer
148 views

Disable VMware BIOS Legacy Diskette

In the main tab of VMware BIOS setup utility there is an option to disable "Legacy Diskette A" (and B). Which is the option to get this by means of the vmx configuration files? I tried: ...
0
votes
1answer
184 views

iptables configuration on Windows Azure (CentOS 6.5) for endpoint load-balanced set

I created 2 VMs (CentOS6.5) on Windows Azure for Postgresql database and HA cluster, everything works fine except when I set iptables service on, the endpoint load-balanced set is down. for security ...
0
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0answers
125 views

IIS App Pool recycling unexpectedly

I am running IIS in a Parallels VM of Windows Server 2012 on a Macbook (development machine) and any time any of the files in the website change (CSS, HTML, doesn't matter), the App Pool is recycled. ...
0
votes
1answer
31k views

CentOS 7 Minimal Install doesn't comes with networks scripts? Which version to use then? [closed]

I'm installing CentOS 7 as virtual machine but I'm having some problems related to network. As image shows I select Minimal Install for later add trough YUM any packages I want as for example: PHP, ...
2
votes
1answer
50 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 ...
0
votes
1answer
55 views

OSSEC - Multiple VM's on a single DELL blade (XenServer Hypervisor)

I have a DELL blade with ~100 VM's (with a Citrix XenServer 6.1 hypervisor), all with ossec agent connected to a ossec server outside that same blade. I have a bit of a problem: they all run rootkit ...
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votes
1answer
230 views

Can't access localhost on a VM Windows Server 2012 Azure

Hi I'm new to VM Technology. I have a Microsoft Bizspark Account with Azure on it. I created a Virtual Machine, Windows Server 2012 and installed Xampp on it. Yeah I know it would be better to use IIS ...
2
votes
1answer
106 views

KVM bridging for virtual machines is not working

After restarting the server, I can not ping and reach my virtual machines from the net and vice versa [root@pc1(192.168.0.114) ~]# ping 192.168.0.63 PING 192.168.0.63 (192.168.0.63) 56(84) bytes ...
1
vote
1answer
45 views

Win7 VM network is flaky after migrating from Hyper-V 2012 to 2012R2 and upgrading integration software

I'm in the process of upgrading our Windows 2012 Hyper-V hosts to 2012R2. As part of this process, I am migrating existing VMs from the 2012 hosts to hosts that have already been rebuilt. These are ...
0
votes
1answer
89 views

What's important to keep track of with a vBlock? [duplicate]

What are the most vital aspects to keep track of in a vblock? Cpu allocation, memory, storage allocation? It's a pre-setup environment that allows for infrastructure virtualization at scale with ...
0
votes
1answer
80 views

Accessing host machine IIS Web Application via Win7 VM

I have a .NET development environment on my host machine which uses IIS 7 to serve the ASP application. I have loopback adapters set up to serve the website on 192.168.1.189 using the host file. I am ...
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votes
1answer
45 views

Force network messages from VM's on same ESXi to gateway

In the context of introducing ESXi we would like to know if it is possible to force messages destined from VM_A to VM_B on the same ESXi towards the gateway. The reason behind this seemingly strange ...
1
vote
1answer
271 views

Cannot install windows guest using virt-install

I am trying to install a windows guest (Windows Sever 2012 64-bit) on my CentOS 6.4 64-bit system using virt-install command. Command: /usr/sbin/virt-install --graphics ...
2
votes
1answer
102 views

Xm setup on SunFire X4200

I'm trying to set a Xen VM on a SunFire X4200. I'm using Debian Wheezy and have followed this guide https://wiki.debian.org/Xen which I used in previous attempts on different servers and worked ...
2
votes
1answer
98 views

VM freezing during WinPE boot up

Got SCVMM 2012 R2 up and running, created a single VM w/ dynamic memory (512MB-4096MB) and a 40GB dynamic disk. The host is configured for NIC Teaming using switch independent configuration. I setup ...
1
vote
2answers
76 views

How to forward FQDNs to Virtual Machines? [closed]

Is it possible to have 2 domain names pointed to two different VMs running under Ubuntu Server? My dilema is that I only have 1 public facing IP address. Here is a graphic of what I am trying to ...
0
votes
2answers
519 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 ...
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votes
1answer
137 views

Deleting a .lck file in vCenter to release a VM lock ?

I'm working on migrating VMs from esxi 4.1 to esxi 5.5. I was wondering if deleting the .lck file of a VM in the 4.1 datastore would let the 5.5 (connected to that same datastore) take ownership of ...
0
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2answers
91 views

Make ESXi VM use client network

Is it possible to make the ESXi VM to use the network that from where the remote console to the VM (in question) is initiated? For eg. I have a VM "VM1" on an ESXi. I am initiating the remote ...