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.

learn more… | top users | synonyms (3)

0
votes
1answer
119 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
votes
1answer
154 views

FileZilla FTPS on Azure VM [duplicate]

I'm looking for how to get FTPS working properly via FileZilla Server on an Azure VM running Windows 2012. I've opened port 990 and configured FTP over TLS in FileZilla. I have opened port 990 in ...
0
votes
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 ...
2
votes
2answers
532 views

KVM top shows high CPU load on host for windows7 guest though windows is on idle

we have an virtualization environment with actually 4 VMs (2 x linux, 1 x w2k3, 1 x win7). In the host system (Debian Jessie) top always shows a CPU load of 30-70% (or more) for the qemu process of ...
0
votes
1answer
70 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
vote
2answers
279 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 ...
1
vote
1answer
112 views

I could add an account to Citrix Receiver in Ubuntu but I can't start it

I just installed successfully Citrix Receiver in Ubuntu 14.04 64 bits by following these instructions https://help.ubuntu.com/community/CitrixICAClientHowTo. I added the same account which I am using ...
-1
votes
1answer
835 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 ...
0
votes
1answer
78 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 ...
4
votes
1answer
55 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 ...
1
vote
0answers
140 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
votes
0answers
19 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
votes
1answer
50 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
votes
0answers
71 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
votes
1answer
34 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
2answers
154 views

Is it documented anywhere that adding a disk to a Azure VM causes an unconditional reboot?

I've noticed that adding a new disk to an Ubuntu 14.04 VM running on Azure, caused an unconditional reboot of the Azure VM. When I added a second disk, the VM wasn't rebooted, but the first disk was ...
0
votes
1answer
1k 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 ...
0
votes
0answers
24 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 ...
0
votes
0answers
56 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?
-1
votes
1answer
136 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 ...
2
votes
0answers
71 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% ...
1
vote
0answers
119 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
103 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 ...
0
votes
0answers
75 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
vote
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
votes
0answers
131 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 ...
2
votes
3answers
284 views

Azure Ubuntu VM is completely unresponsive after security patches and restart

I have an Azure VM where I host a number of websites. Recently, I logged in and it needed some security updates so according to this link (http://askubuntu.com/questions/196768/how-to-install-updates-...
-1
votes
2answers
186 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 ...
1
vote
1answer
86 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 ...
0
votes
0answers
69 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 ...
2
votes
1answer
66 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?
0
votes
1answer
659 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
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 configuration....
0
votes
2answers
1k 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 ...
-1
votes
2answers
75 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
104 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. ...
3
votes
2answers
2k views

How do you set an availability set for an existing VM in azure?

I am using the new Resource Manager type of virtual machine. Now I need to add this into a load balancer (already configured) but I can't find how to assign this VM into the Availability Set so I ...
2
votes
2answers
187 views

Will I lose all my data and hosted websites if I change size of Virtual Machine (VM) from Small to large from Azure portal?

Let's imagine I have created an Azure virtual machine, a small one initially. I have installed SQL Server and created databases. Also hosted to website by IIS on the virtual machine. I can see the ...
0
votes
0answers
73 views

Docker web development environment and VirtualBox file sharing protocol

I'm guessing that this question has been answered previously, but I can't find a good solution to that super basic issue! I've created a development environment using Docker on top of a windows ...
0
votes
1answer
54 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 ...
2
votes
1answer
108 views

Drawbacks of setting a high I/O timeout?

I'm working on several Linux VMs whose partitions are mounted on a NetApp NAS. This NAS periodically experiences a very high iowait which causes the VM disks to switch to read-only mode, crash, or be ...
0
votes
1answer
73 views

how to backup centos7 that run several vm's with ovirt

I have a centos 7 machine. on this machine I've created several VM's using ovirt. I want to create a backup that machine(all the vm's and the server itself). I know there are many way to backup a ...
0
votes
2answers
77 views

Azure Virtual Network doubts

I would like to set up a Virtual Network in Microsoft Azure but I have a few doubts about it. Can I link a Virtual Machine in another Azure account to my VN? Is it possible to forward all traffic to ...
0
votes
1answer
27 views

Effects of Third Party tools on Hypervisor Performance

I am using XEN for managing and introspection of VM's. I used DRAKVUF for sake of introspection. XEN provide built in tools for managing VM's. But I want to use LibVIRT for management. I want to know ...
-3
votes
1answer
80 views

Slow http response time from vm [closed]

I am currently hosting a test website under a 8 vcpu and 2gb ram virtual machine using nginx and php-fpm, the host machine is hosting other virtual machines doing the same thing with 10gbps network ...
-2
votes
1answer
22 views

Strange behaviour with linux permissions

Hopefully someone can help me out, my site isn`t working ATM due to an issue. I changed the apache MPM and for that I needed to change virtualmin to have it run as virtualserver owner (was the only ...
3
votes
1answer
60 views

Professional workflows to Deploy via Git?

I have written a set of bash + crontab scripts that basically let me take a new linux server and deploy a git repo to it. All fine and good, but it's a rather piecemeal process and am wondering if ...
0
votes
0answers
85 views

Change default Locale on creating Azure VM

In Windows Azure all instances are created with the en-US locale by default and if your application is deployed outside the US, and you’re not handling this properly, this may cause some confusion. ...