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33
votes
7answers
19k views

Replace VMware vSphere infrastructure with open source alternatives?

We are planning a slow migration from VMware (and third party apps) to open source alternatives (free would be great). Basically, we want to start with some little cluster lab, then migrate the ...
13
votes
2answers
9k views

How to manage a global VM startup order across the whole datacenter?

Suppose you have a fully virtualized VMware infrastructure: ESXi, vCenter, vMotion, HA, DRS, the whole package. Inside, you have lots of VMs, which at any given time may reside on one host or another ...
10
votes
4answers
361 views

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 ...
9
votes
4answers
7k views

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 ...
9
votes
2answers
1k views

Find all virtual machines with ballooned or swapped RAM in VMware cluster?

If I were to look at a vSphere cluster or resource pool and see a certain level of memory ballooning or swapping, how do I identify which VMs are affected? I know what to do with them once I find them ...
7
votes
2answers
731 views

VMWare vCenter/ESXi with FreeIPA instead of Active Directory?

Can vCenter authenticate against FreeIPA instead of Active Directory? If so, how would you set it up? We have a pure Linux environment (CentOS) and need to have vCenter and our VM's have the same ...
7
votes
3answers
7k views

vmware esxi 5, cant create snapshots and consolidate fails, how to delete old or consolidate redo logs?

I have a VM that seems to be working ok, but when VMWare DR (or I) tries to create a snap shot, it fails, and when I view the summary page of the VM it has a warning at the top showing that the disks ...
7
votes
1answer
2k views

vSphere 5.1 U1 Client - “The command has timed out as the remote server is taking too long to respond”

The Problem: What we are trying to do When trying to log into vCenter using the VMware vSphere Client we are greeted with the following error when using both Windows Sessions credentials or manually ...
6
votes
3answers
1k views

Can I add an ESXi host to more than one vCenter server?

I have a situation where I need to add a host to two vCenter servers. The vCenter servers are divided into two different networks and are not in a linked mode i.e. the other vCenter server belongs to ...
6
votes
3answers
220 views

Can I let my users create VM's as they wish?

In my dev team now, there has risen a request to be able to create/run VM's on demand. What they are asking for is a system/method/tool that they can select the following: CPU's, RAM, OS , Hard disk ...
6
votes
1answer
283 views

Modify VM attributes from VMware CLI

There has to be a way to do this that I'm missing. I'm trying to modify attributes on a whole bunch of VMs at the same time from the CLI: Look! 24 VMs: $ vmware-cmd --server 10.91.1.1 --username ...
6
votes
1answer
191 views

What is the recommended way to version VMware Templates?

Assume that you're in an organisation with numerous data centres, each with their own private clouds running on VMware vCenter 5.5. There are VMware templates for different Operating Systems, ...
5
votes
4answers
275 views

Getting a list of all the snapshots in VMs managed by vCenter?

We have multiple ESXi servers managed by a vCenter; is there a way to get a list of all the snapshots in all the VMs?
5
votes
3answers
326 views

Flash on EL6 for accessing VMware vCenter Appliance 5.5

Has anyone succeeded in connecting to a vcenter 5.5 appliance with a RHEL6 workstation? If so, what's the magic incantation and ritual keystrokes? Made the mistake of upgrading to esxi 5.5 without ...
5
votes
2answers
2k views

SNMP - Value of CPU processor load not reflecting reality

Trying to plot CPU load on my server, with the following hardware: ProLiant DL360p Gen8 (same behavior on ProLiant DL360 G7). The machine is running VMWare ESXi5.1 To create a CPU spike I run dd ...
5
votes
1answer
190 views

Should VCenter be a VM?/Can it be external hardware

We have 6 ESX servers running +150 VMs. Currently our VCenter server is one of these VMs. The other day we had a hardware failure in our DC (caused by a naughty UPS) which took out two of these ...
5
votes
2answers
191 views

VMWare distributed switch, VMs from different hosts cannot ping one another

I am using ESXi 5.1 in the hosts, I have setup a distributed switch with corresponding uplink and port groups. When migrating to distributed switch, it seems that VMs from the same host can ping one ...
5
votes
2answers
154 views

VMware Vmotion 5.1 fails at 51% , Between two identical new vmware servers

We've been trying to deloy two new CISCO UCS C220 M3S servers ESXi Hosts. the installation went smooth en perfectly. We added both servers in a ESXi (5.1 update 2) cluster. this to perform vmotion ...
5
votes
2answers
466 views

vCenter Cluster CPU utilisation data inaccurate

We have quite a reasonably sized vSphere 'estate', with 80% of our Windows/Linux servers virtualised, running across six Datacentres. One of my challenges is medium to long term capacity planning, ...
4
votes
2answers
6k views

How is it possible to clone a running VM consistently?

We have a sysadmin who is cloning one of our production servers, which is a VMWare VM. The total time to clone it seems to be about 2 hours. The server is still running (serving web apps) while he ...
4
votes
2answers
3k views

Two vSphere Essentials Plus Kits: can all hosts be part of same cluster/data center?

Say you have 6 hosts and two vSphere Essentials Plus Kits: can all 6 hosts function as part of the same vCenter (cluster, data center) umbrella or is there a restriction with licensing (i.e. you'd ...
4
votes
3answers
870 views

VMware Vcenter - benefits for small setup?

I am just starting out with virtualisation, in fact I don't use it for anything business critical because I don't know anywhere near enough about it! I currently have two HP ProLiant DL360's with 4GB ...
4
votes
1answer
637 views

VMware FT, App HA: What happens if vCenter Server is offline?

I am interested in the two features named "Fault Tolerance" and "App High Availability" which are part of some VMware products. As far as I understand the vCenter Server instance is needed to perform ...
4
votes
4answers
136 views

What vSphere data/reports would you like that you can't get now?

Bit of an open-ended question here sorry, hence why it's a CW, it's to help inform some toolset writers that I work with what direction to go with their new product, hope you don't mind. If you could ...
4
votes
1answer
871 views

Potential VMWare 5.1 Fault Tolerance bug/issue?

Background / Setup I've got a fresh install of vCenter Server 5.1 and associated components. I've taken all steps (as far as I can tell) to enable FT, and it worked the first time (yanked a power ...
4
votes
1answer
1k views

How do I inform my ESXi 5 host(s) of a power outage?

My APC UPSs all have the APC SNMP card so they are able to communicate over the network. From what I've been able to find the PowerChute program alerts the guest OS that a power outage has occurred ...
3
votes
2answers
1k views

Should be Vmware vCenter server high available?

We're thinking about getting the vmware suite (VMware vSphere 4.1 Essentials Plus Kit). What I would like to know, if the vCenter Server is critical for High Availability feature. 1) Is cluster ...
3
votes
3answers
178 views

How can I disable/suppress the warning I get for having SSH enabled on an ESX/ESXi host?

I administer a large number of ESXi hosts, and in order to do that efficiently, I pretty much need to have SSH allowed into the hosts at all times, as it's just far too burdensome to enable and ...
3
votes
3answers
1k views

What is the correct way to remediate an HA Cluster?

Background / Goal I have a VMWare HA cluster for production Machines with two hosts. It is currently set up so that it can account for the failure of up to one host. It does not use DRS. I need to ...
3
votes
4answers
3k views

Monitoring vmware with nagios

I'd like some way to connect nagios, so it sees the status of the Virtual Center, i.e. if the infrastructure client shows an alarm, it is shown in nagios. Not nessecary to show the errormessage, just ...
3
votes
1answer
472 views

How to control admission policy in vmware HA?

Simple question, I have 3 hosts running 4.1 Essentials Plus with vmware HA. I tried to create several virtual machines that filled 90% of each server's memory capacity. I know that vmware has really ...
3
votes
1answer
6k views

Why are virtual machines on vSphere 5.0 suddenly suspended?

We just got our vSphere 5.0 and vCenter Server 5.0 configuration working with several VMS. These are the vms. Jenkins appliance. vCenter Server Appliance Windows7x64 Windows7x64-1 Windows7x64-2 ...
3
votes
1answer
984 views

Unable to view sensor data in ESXi 5.x on DL380 G7

I'm running ESXi 5.0 and vCenter Server 5.0 on a DL380 G7 and no matter what I do, I cannot view sensor data. I have installed all of the HP Offline Bundles (both old and new revisions as suggested ...
3
votes
2answers
108 views

MS Exchange p2v process

Is that possible to virtualize MS Exchange Server 2007 without stopping it's services? In particular I'm interested in using VMware vCenter Converter Standalone Client for that purpose.
3
votes
2answers
198 views

Change vCenter Server 4.1 to a different machine without migrating data?

Situation: I have a VMWare vCenter Server 4.1 (managing two hosts) running on a server that I would like to use for other purposes. I don't want to move the vCenter Server to a VM, and already have ...
3
votes
2answers
173 views

vCenter database selection

I am in the planning process of building a new vCenter 5 server. Currently, as a SMB, my host requirements are within range of using the SQL Express install, but my VM count has grown into the lower ...
3
votes
6answers
22k views

Does VMWare Virtual Center (vCenter) require Active Directory?

I've been happily running ESX and ESXi standalone on a few servers for a couple years and wanted to evaluate vCenter for HA, vMotion, etc but currently don't have an Active Directory installation. ...
3
votes
3answers
464 views

Achieving reliable revert in lab manager for test environments, windows machines

I'm trying to ensure that the revert process is as reliable as possible in our lab manager environments. We frequently (daily) revert a 10-12 server workspace to a previous version, upgrade it, test ...
3
votes
1answer
2k views

vCenter Server: This host currently has no management network redundancy

Background I'm on a new VMWare install consisting of: 1 vCenter Server (containing inventory service, SSO, vCenter server, and web client server) 2 ESX Servers configured in a HA group Problem ...
3
votes
2answers
538 views

Configuring vCenter alarm for loss of psu redudancy

Does anyone know if it's possible to configure a vCenter 5 alarm to monitor the loss of PSU redundancy of a host? I'm looking through the options to configure alarms and the Power State alarms on the ...
3
votes
1answer
252 views

vCenter - Active Directory integration - permissions on specific hosts

I have 4 ESXi hosts with 1 vCenter. I manage the whole 4 hosts with the vCenter interface. How can I block access to specific hosts within vCenter based on the Active Directory user logged on the ...
3
votes
2answers
410 views

Will VMware vSphere 5.5 work on a Dell Poweredge R300?

We just got a bunch of new Dell servers with current vSphere & vCenter versions (5.5, with possible future upgrade to 5.5U1). We'd like to add our older Dell R300 servers (Xeon 33xx series and ...
3
votes
2answers
203 views

VCenter 5.5 Appliance and FreeIPA 3 authentication

I have a vcenter appliance and freeipa running in my environment. There are no windows machines at all, nor will there be. I have setup vca to authenticate via LDAP to IPA and this works PER USER. the ...
3
votes
1answer
1k views

Removing old “empty” Datastores that still contain .nvram/.dvsData files/folders

I have several old Datastores from which i moved all VMs via Storage vMotion to new Datastores. Now the VMs themself don't show any link to these old DSs anymore, but if you browse the DSs they still ...
3
votes
1answer
1k views

How to Migrate vCenter Virtual Appliance

I am looking to migrate a vCenter 5.0 virtual appliance to another machine with DAS. Is it possible to do this without vMotion and without breaking anything? If so, could one follow a similar process ...
3
votes
1answer
2k views

vCenter SQL Express Database Maintenence

After performing a simple install of vCenter 5.1 with all default chosen including the sql express database, what should we do to ensure continued operation without manual intervention? Currently we ...
3
votes
2answers
535 views

Encrypt powershell Credentials (creds) files

I have started to play around with PowerCLI and therefore created a credentials file to use when I connect to vCenter. The purpose for this will be to run scheduled tasks, such as running the vCheck ...
3
votes
7answers
9k views

Problem booting virtual machine after converting VMDK to VHD

I used the VMWare VCenter Converter Standalone Client to convert a physical drive on my old PC to a virtual drive. The conversion worked fine and I ended up with a valid VMDK file. Next, I wanted to ...
3
votes
1answer
383 views

VMware Tools are installed but inactive. Scientific Linux 6.4, ESXi 5.1.0, vCenter 5.1.0

Basic information: VM OS is Scientific Linux 6.4 x86_64, installed as minimal, with network-support and access to EPEL repository. Hypervisor is ESXI 5.1.0, build-1065491. I don't have the rights ...
3
votes
1answer
776 views

Deploy ESX virtual machine from template with esxcli

I have an ESXi 5.0 and VirtualCenter setup. I've created a VM template (let's call it rhel-template) and I want to deploy it from the command-line (via esxcli). How do I do so?