VMWare ESXi is an installable/embeddable virtualization platform based around the ESXi Hypervisor.

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How can I get an email alert when RAID array is degraded? VMware ESXi 5.0, MegaRAID SAS 9260-4i

We have recently bought a "white box" server to run VMware ESXi 5.0 (we're planning to use the vSphere 5 Essentials Kit). According to VMware's Compatibility Guide, the server's LSI Logic MegaRAID SAS ...
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2answers
5k views

VMware ESXi SSD on RAID showing as non-ssd

I am replacing a KVM server with a ESXi server. I just installed ESXi 5.5u1 and added a data store. The new server has 4 SSD drives in RAID 6 using hardware RAID. When I added the data store VMware ...
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1answer
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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 ...
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2answers
3k views

Symantec Endpoint Protection ( SEP / SEPM ) traffic volume management

My organization has a large deployment of Symantec Endpoint Protection (SEP) (~20k clients) with a single SEPM instance running in an ESX VM. We do have many remote clients designated as Group Update ...
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2answers
922 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 ...
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4answers
3k views

Monitoring Dell/HP Servers Running ESXi (Free)

What are you all doing to monitor ESXi servers that run the free edition? With the lack of SNMP support, it seems fairly limited to me. What'd I'd like to be able to do is get some type of alert when ...
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6answers
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What are the most important aspects to consider when choosing a SAN for a small office virtualization project?

I am in the process of consolidating 6 physical servers running 6 different operating system flavors (don't ask) into two identical physical servers (Dell PowerEdge 2900), using the free VMware ESXi ...
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4answers
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Implications of using VMware's templating and cloning for provisioning Linux servers instead of PXE

There seems to be speed benefits when using VMware's templates to create new VMs. However, I'm concerned about possible less obvious security and flexibility implications. For e.g.: First boot ...
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2answers
527 views

Are there any notable advantages (or disadvantages) to using EFI firmware and GPT boot disks in an ESXi environment?

My basic question is, as the title asks: are there any notable advantages (or disadvantages) to using EFI firmware and GPT boot disks in an ESXi environment? By "notable," I mean anything other than ...
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3answers
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Default Bios Options for ESXi Virtual Machine

Does anyone know of a way to set the default bios options of a virtual machine in ESX1 (4.1). Every time I create a new VM, I need to go into the bios and set the Num Lock in the bios. I was hoping ...
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3answers
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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 ...
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2answers
1k views

ARP reply vanishes from br0 to tap0 using OpenVPN in bridging mode

I have setup a linux box (on an esxi5) which acts as an OpenVPN server. the server is configured to use bridging for the clients, which essentially works, with one exception. If the client pings some ...
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5answers
2k views

Any opensource equivalent of virtual center?

We got 10 ESXi hosts running. We don't have budget for Virtual center licenses. Is there some free tool that just gives us consolidated view of all VMs with poweroff and poweron options for each VM.We ...
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11answers
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Should i go native or with ESXi server?

At this moment, my server is a plain 64-bit amd, running windows 2003. I wanted to run another virtualized OS on top of it using virtualbox. Then I saw that vmware ESXi is free! I always ignored that ...
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6answers
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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 ...
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14answers
3k views

Which Linux-Virtualization to choose for Server?

Hy, I got a brand new Intel i7 Server-System with 12GB Ram and I want to consolidate three other linux-servers onto this machine using virtualization. I want to use the harddisks (via a kind of LVM) ...
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6answers
8k views

Should Linux VM's in VMware/ESX have a swap partition?

On a VMware ESX setup what is the difference of these options?: a Linux VM with 1GB RAM and 1GB swap partition and the VM uses 1.5 GB ram a Linux VM with 1GB RAM and no swap partition and the VM ...
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2answers
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ESXi and Windows Server CPU parking

For those that don't know, CPU parking is a feature in recent Windows Server releases that allows Windows to pretty much drop a CPU core to zero use, and having nothing use it. It's been introduced as ...
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1answer
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ESXi standalone host cannot power on any virtual machines

I have a standalone VMWare ESXi host on ESXi 5.1. It currently has a handful of VMs powered on, and they are running fine. If I try to power on any other VM - any VM at all - I am receiving the ...
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1answer
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Enabling VMware EVC on Westmere E5645 CPU only accepts “Nehalem” mode

Take the following system, a Supermicro VMware ESXi host with Intel Westmere E5645 CPUs. Part of our deployment process is to set the appropriate Enhanced vMotion Capability (EVC) level for the ...
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6answers
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How can we remotely monitor VMware ESXI?

We have VMware ESXi on several servers, how can we remotely monitor for problems with hard drives, RAM, power supply or network cards?
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501 views

VMWare vSphere and the move from ESX to ESXi

I was working on a standalone ESX 3.5 system last night in order to upgrade to vSphere 4.1u1. I realized that the full ESX download had been deemphasized on the VMWare website. While I've known that ...
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2answers
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Pass through public IP addresses to pfSense

I have a server in my datacenter that has multiple publicly routed IP addresses, and I'm now running ESXi to manage it. Before, I had some VMs running under the host that created a network: inet ...
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3answers
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How do you passthrough native SATA drives to a guest on ESXi?

I have ESXi 4.0 running on an Intel DX58S0 Mothboardboard with an Intel Core i7 930 processor. VT-d is also enabled. I have three drives in the system, drive 0 is used for ESXi. Drive 1 and 2 ...
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1answer
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“Unballooning” RAM that's been ballooned by VMware

Given the constrained RAM situation described in this question, what is the cleanest method (manual or programmatically) to: Identify VMware virtual machines whose RAM has been reclaimed by the ...
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1answer
457 views

PCI-DSS: Virtualization segmentation in ESXi environment

I have already asked this question over on Information Security but so far it has not garnered any comments. I am thinking perhaps it is more of a server infrastructure and configuration question, ...
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1answer
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ESXi 5 Guests will not boot

I have a problem with Guests not booting under VMWare ESXi 5.0 on my IBM x3550M3 server. Note: Investigation eventually determined that problem was with the VMware client on a Lenovo Edge laptop, the ...
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2answers
1k views

Hardware disk error in ESX Guest, on a vmfs backed drive … how is this possible?

How can a guest inside ESX find io problems like this? [ 40.601502] end_request: critical target error, dev sdg, sector 430203456 [ 40.601563] sd 2:0:6:0: [sdg] Unhandled sense code [ 40.601582] sd ...
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1answer
87 views

VMXNET3 receive buffer sizing and memory usage

Background We had an incident where a Windows failover cluster suffered an interruption. A post-mortem showed that the node was "removed" as described in this article. We've only recently migrated ...
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2answers
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Does a nested ESXi lab need a trunk port group?

I'm following this guide in setting up a nested ESXi 5 lab on a single box. It has you create 4 ports for each virtual ESXi box, 1 on VMNetwork and 3 on a Trunk port group. It says you need to do this ...
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2answers
460 views

User permission requirements to log into vSphere Client for iPad and vCenter Mobile Access

I was just wondering what the minimum permission requirements for a user for to be able to log into the vSphere Client for iPad and vCenter Mobile Access. The clients are connecting to a plain ESXi ...
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4answers
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Is it possible or advisable to virtualize a PBX system? How would one go about this?

I'm totally new to the world of VoIP and we are looking to move from our current provider to a solution we host ourselves, mainly because the current service is so unreliable. Unfortunately I know ...
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7answers
601 views

Centralized virtualization (ESXi, XenServer) in a completely Windows-free environment

I'm looking into deploying a small (one or two host servers) non-production virtualization initiative for our company. We need it to be high performance and host shared resources for a number of ...
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4answers
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Can a VM perform better when only two cores instead of four cores are presented to it?

We had a VMWare VM at work with two cores allocated to it that ran a pretty heinous process in IIS. Under load the process was maxing out the CPU usage on both cores, so we asked our system engineers ...
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5answers
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How do I delete ESXi vm snapshots using the least additional space possible?

We have a tree of about 15 snapshots of a virtual machine that runs Win2k8, as you may guessed our datastore is soon to run out of space. My objective is to delete all the snapshots, as it seems it ...
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2answers
1k views

Memory overcommitment on VMware ESXi 5.0

I would like to understand better the possibilities of VmWare ESXi memory overcommitment. I've read this paper from VmWare, so I am familiar with general concepts, such as hypervisor swapping, memory ...
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5answers
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Monitoring VMware ESXi (free) vs. vSphere

I have two hosts running the free ESXi hypervisor. However, we use Nagios for monitoring, and I've received conflicting information about how we should monitor these systems. Are my findings below ...
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5answers
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automatically shutting down an ESXi host nightly

We just picked up a new development server that I've loaded ESXi on. The room it's in is well ventilated during the day but at night the door is closed and it gets quite toasty in there. I've been ...
6
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3answers
31k views

RAID 10 or RAID 5 for multiple VMs - what is the best choice?

I have just ordered a new rig for my business. We do a lot of software development for Microsoft SharePoint and need the rig to run several virtual machines for development and test purposes. We will ...
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3answers
3k 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 ...
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2answers
361 views

VMWare/ESX Snapshots vs Libvirt snapshots vs LVM2 snapshots

In VMWare, when a snapshot is taken, my understanding is that it creates delta disks, and any writes that occur after the snapshot is created will be written to these new delta disk images, and not ...
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5answers
757 views

Prevent 200+ virtual machines from seeing each other

How can we prevent 200+ virtual machines from seeing each other but can access the Internet and a shared server? These VMs are in a couple of ESXi machines. Having a 1-1 subnet for each virtual ...
6
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3answers
295 views

What is the difference between Guest Operating System options in VMware?

during the installation I choose a guest operating system type (Window/Linux/Other + version). What is the difference it makes? The hint: "Identifying the guest operating system here allows the ...
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4answers
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Monitoring hardware RAID on VMWare ESXi

I've got an ESXi 3.5 server on "unsupported" hardware - SuperMicro motherboard, Adaptec 9410 3405 RAID controller (oops, the 9410 is the onboard controller that's not being used for RAID) - and I'm ...
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1answer
832 views

Identifying what caused a server reboot

I have an HP ProLiant DL380p Gen8 that is running VMWare ESXi 5.5. It has been rebooting itself at seemingly random intervals for the past 24 hours. There is only a single VM running, and even if I ...
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2answers
2k views

Multiple vCPUs or multiple identical VMs, which is better?

I am looking to upgrade one of our servers, an 8 core server running VMware Server 2. The VMs it runs are mostly web, file, and email servers; specifically, it runs three webservers, 2 email/file ...
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2answers
175 views

ESX 5.5 Maximum File Size

We have a ~24TB Datastore (a single LUN mapped via a DAS) which has a VMFS5 Datastore. My understanding was with ESX 5.5 and VMFS5 you can have file sizes up to 62TB (as per this article: ...
6
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1answer
386 views

Do ESXi vSwitches have their own mac address?

I'm in the process of trying to decommission a few subnets which are believed to be no longer in use. When I query the mac address table on the physical switch for the vlans associated with these ...
6
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2answers
2k views

Is it possible to deploy VMware vSphere 5.5 without Windows?

I ran into an interesting client requirement recently. I needed to perform a greenfield deployment of VMware vSphere 5.5. This was to use the Linux-based VMware vCenter Server Appliance (vCSA)... The ...
6
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1answer
157 views

Installing vmware/xenserver on a linux operating system?

We're currently in the process of setting up a server here in a research environment. It would be ideal to use VMware ESXi, but (and I apologise if I get this completely wrong, I'm somewhat new to ...