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Questions tagged [vmware-vsphere]

vSphere is an enterprise level virtualization solution. It acts as the cloud computing OS managing a set of VMware ESXi-based hosts.

VMware's vSphere is a cloud computing virtualization platform built around the ESXi bare metal hypervisor. vSphere includes popular features such as HA (High Availability), DRS (Dynamic Resource Scheduling), vMotion (live migration of guests), and Storage vMotion (live migration of guests disks between datastores).

See the vSphere product page at vmware.com.

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From vSphere 5.5 - Deploying Centos 7 from template ignores customizations

I've been having troubles when deploying CentOS7 from template in that the customizations do not take effect. For the VM OS setting - I have selected RHEL7 as the OS rather than CentOS (previously having learned that lesson with Oracle Linux 6.5 at…
Jeff Burns
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Virtualisation management: should Vcenter, Veeam etc be on a physical machine or VM?

I've noticed that a lot of people run vCenter Server on a VM hosted on Vsphere / ESXi. This seems odd to me, because if there is an issue with the host then you will lose both the host and the management capabilities to switch hosts etc. Should I…
BlueCompute
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Combined vMotion and SvMotion via the vSphere Command-Line interface

Since vSphere 5.x we can now request a combined vMotion and Storage vMotion at the same time via the Web Client - but can it be done via the CLI (not PowerCLI)? I've read the documentation for 5.1 CLI and googled it pretty hard but I can't find any…
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How to change vCenter server appliance IP from command line?

I have installed a vCenter 5.1 appliance (VCSA) on physical server on a particular network, and assigned it an internal IP. This server (Dell R620) then went to a remote hosting location, where it is connected to a network with has a totally…
Saariko
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No space left on device -- but there is space

I'm running an Ubuntu 12.04.1 server in a VMware virtualized environment that has a strange issue. Twice now, at seemingly random times, the machine has suddenly been unable to write to the root partition despite plenty of space seemingly available.…
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Configuration for a two machine ESXi cluster using VSA to present local storage to VMs

I'm designing a little vSphere 5 cluster for one of our remote sites. We have some IBM x3650s that have 6x 300GB 10K RPM drives in them, along with dual quad core CPUs and 24GB RAM. Because we use HP P4500 G2s at our primary site, we have licenses…
MDMarra
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How can I setup vSphere so that VLAN tags are not stripped at the vSwitch?

I am trying to test a VLAN-related networking issue, so I thought that firing up a couple virtual machines would be the easiest and cleanest method to test the problem. On the vSphere server I created a new vSwitch with no adapters bound, then…
Peter Grace
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Why is the vSphere console view so slow?

Why is the Console view on the vSphere client so slow? It's a real shame because it's a shame to have to establish an RDP session every time you work on one of the VMs because of the speed of the console (I saw a tool to right click and open an RDP…
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How would I know if I should be disabling virtual NUMA on VMs running older applications?

From VMware's docs: Virtual NUMA topology is available to hardware version 8 virtual machines and is enabled by default when the number of virtual CPUs is greater than eight. You can also manually influence virtual NUMA topology using…
red888
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iSCSI design options for 10GbE VMware distributed switches? MPIO vs. LACP

I'm working on expanding the storage backend for several VMware vSphere 5.5 and 6.0 clusters at my datacenter. I've primarily used NFS datastores throughout my VMware experience (Solaris ZFS, Isilon, VNX, Linux ZFS), and may introduce a Nimble iSCSI…
ewwhite
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Why would Linux VM in vSphere ESXi 5.5 show dramatically increased disk i/o latency?

I'm stumped and I hope someone else will recognize the symptoms of this problem. Hardware: new Dell T110 II, dual-core Pentium G850 2.9 GHz, onboard SATA controller, one new 500 GB 7200 RPM cabled hard drive inside the box, other drives inside but…
mhucka
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How should I copy my VM templates between vSphere datacenters?

Background/Environment Architecture: My current environment for $corp_overlords$ is set up in a hub-and-spoke model with a technologically well-endowed home office hub (SAN, bladecenter/bladesystem ESXi cluster, fiber internet connection, etc.)…
HopelessN00b
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Can you change the virtual NIC type after building a VM?

When building a VM, you can select which virtual device type you would like a vNIC to be (E1000, VMXNET3, etc). After the VM is created, can you change the type of vNIC in use on a given connection (eg from E1000 to VMXNET3)? If so, how?
warren
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VMware vSphere cluster design for site redundancy

I have a question about the best design for site redudancy when using vSphere clusters. A bit of background info about our situation first though. We are a medium-sized company with two main offices, located in different countries. Our networks are…
Stefan Radovanovici
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Remotely renaming a domained Win 7 computer

I'm having a hard time figuring out how to rename a Windows 7 computer remotely. This is for automating Win 7 builds in a vSphere 5 environment, and I'm trying to get it as hands-off as I can. So far I've managed to get everything but the machine…
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