VMware ESX is an enterprise-level computer virtualization product offered by VMware, Inc.

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ESX 3.5 refuses to update

I have a set of ESX 3.5 servers in 2 different datacenters. One is DR, one is production. They are on the same vlan and so I can access any of them on the private network from my vCenter server. Last ...
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0answers
149 views

Since I migrated vCenter to 5.1, some vms are migrating again and again

Yesterday I upgraded my vCenter to the last version 5.1 and I had to reconnect the hosts (running esx 5.0, last patches) Since I migrated, 5 vms (always the same) are vMotionned from host to host and ...
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3answers
1k views

Virtual Windows Servers and Pagefile location [closed]

Considering that Windows makes heavy use of the pagefile even with huge amounts of RAM available, is it not best to have this pagefile on the fastest disk possible as close to the virtual systems as ...
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2answers
360 views

Is it possible to copy a (.ISO) file that lives on an NTFS file-system within a VMDK file to the datastore VMFS using ESX SSH terminal?

I have several .ISO DVD backup files stored on a virtualized Win2008 server. Is there a simple way to mount the NTFS partition stored in a VMDK file using the ESX SSH terminal so that I can copy it ...
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7answers
450 views

High availability virtual machines

I've been reading a lot about high availability virtualization, either via Hyper-V or VMWare. In that context, essentially high availability means that the VM is hosted by a cluster of physical ...
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1answer
3k views

Running Windows Server 2012 on vSphere 4.1

I know it's not supported, and won't be officially supported, but has anyone had success getting a Windows Server 2012 VM running on a vSphere 4.1 box? Thanks for the help.
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3answers
425 views

Remote Desktop Services In A Virtual VMWare Environment

I have a quick question regarding Microsoft Remote Desktop Services in a virtualized environment using VMWare. This environment will actually be hosted in a large data center with in a cloud that is ...
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2answers
2k views

Virtual Audio Cable not working on Windows Server 2008 R2

I have Virtual Audio Cable successfully installed on my Windows Server 2008 R2 SP1 x64 virtual machine. It seem like driver works (new audio device in Device Manager group and VAC control panel works ...
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3answers
705 views

VMWare ESX installation on sata disk

I have a PC with Gigabyte H77 motherboard with Intel I5-3550 CPU 8 GB RAM 1600MHz and a 500GB Harddisk (7200RPM) - WD Sata III disk I wish to install esx on it and run some virtual machines on it. ...
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3answers
553 views

Cannot resize an ntfs (Windows Server 2k3r2) boot partition booting from gparted

I am trying to use gparted to make my ntfs system/boot partition larger. I expanded the disk in ESX, providing an extra 60 GB or so of free space. I confirmed that this free space is available in ...
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1answer
231 views

VMWare ESX 4.1 Deploy Linux from template and DO NOT customise

Having spent some time on a nice prebaked linux template, I'm somewhat disappointed to discover that when I clone this template and clearly choose to NOT customise, it gets customised. Specifically, ...
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1answer
245 views

Scaling out within a VMware host - add vCPUs or VMs?

We have an ASP.NET MVC site hosted on two VMware ESX hosts. Each host has two sockets with quad core CPUs (8 logical cores per host). We have two VMs on each host. Initially, only one vCPU was ...
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192 views

Replication with Veeam causes timeouts on large VM's

I have been trying to replicate two of my larger VM's one being Exchange 2003 and once the snapshot begins to commit the server begins to time out. I have updates my ESX hosts from 4.0.0 to 4.1 and ...
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1answer
187 views

Windows Server 2008 R2 deathly slow in ESX 3.0.2

Can anyone suggest some tuning tips for running 2 small (1CPU,3GB RAM) Windows Server 2008 R2 VMs within ESX 3.0? The VMware tools install just fine, save the SVGA driver. I suspect that is the ...
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1answer
558 views

vmware esx4.1 virtual disk locked after failed snapshot creation

I have vmware vsphere 4 esx4.1. I have a virtual machine with centos6 64bit OS and 3 virtual disks (50GO system/ 250 GO user data / 250 GO backup) When I tried to take a snapshot of the VM, I got an ...
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1answer
304 views

Ballooning occuring on SQL server

From what I understand ballooning should occur only when the host begins to run out of physical memory, somewhere above 90% usage. I have an SQL server running in a three node cluster (64 GB RAM in ...
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4answers
2k views

Single/Mulitple LUN for massive VM hosting

I'm building a iscsi storage system for hosting about ~500 Vmware vm running concurrently. And I have a disk array with 15 disks, I only need moderate write performance but at least raid1. so, that ...
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2answers
850 views

VLAN ID 4095 for guest VLAN tagging

Just want to know if it's true that if you use the VLAN ID 4095 for guest VLAN tagging, then vMotion will not work correctly as there is nowhere to pass back the reverse arp to? So, the problem we ...
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4answers
304 views

Should I expect a great increase in Oracle performance in terms of handling multiple requests switching from single to dual core?

We have an Oracle database of roughly 100 GB that runs on top of a Windows Server 2k3R2 VM in ESX in a 1 socket, 1 core configuration. Whenever it has to handle a major query it seems to get "pegged" ...
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1answer
2k views

Where should CentOS users get /usr/share/virtio-win/drivers for virt-v2v?

I need to migrate a number of virtual machines from VMware ESX to CentOS 6 KVM hypervisors. Ultimately, I wrote an RPM spec file that solved my problem at ...
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4answers
2k views

Running KVM vms on top of vmware vms

Is it possible to run a KVM (not qemu) VM on top of a Linux VM running in VMWARE ESX 5? Are there specific settings for that? No care about poor performance.
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1answer
1k views

VMware ESXi 3.5 HP Proliant DL380 G4 reduce fan noise

I've set up VMware ESXi v3.5 on an HP Proliant DL380 G4, and I'd like a way to reduce the fan noise. Under Health status, I see the following: Is this normal? I've read about there being a Fan ...
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5answers
8k views

How can I get CentOS 5 to recognize an increase in drive space on my VM?

VMWare / CentOS 5.x My CentOS VM system was running low on space so a VMWare admin increased the storage space allocated to the VM. After powering off the system and restarting it, the OS is still ...
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1answer
165 views

IP Redirection with iptables and vsphere

I use ESX4.1 (vmware vsphere4) and I have one Public IP (X.X.X.X) in vswif0 and (192.168.1.1) in vswif1 and 2 virtual machines with local IP (192.168.1.2) and (192.168.1.3) I want to use iptables ...
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3answers
438 views

Adding ESX host through VPN based IP

We have many esx host in branch. To manage them, we using vsphere client for each of them. Brach office and head office is connected with VPN based IP. For each branch is connected with 1 Mbps ...
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1answer
84 views

backing up vmware [closed]

I am not understanding the backing up of vm's to the cloud with out backing up the data there also, these vendors are proposing vmware in the cloud on the fly, does that make sense without the san ...
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1answer
191 views

Need to downgrade from an intel xeon 5675 [closed]

I'll skip my sob story and just say Oracle has weird licensing, and because of this I'm trying to see if I can avoid buying three new ESX host servers by downgrading from 12 cores (6 licensed ...
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2answers
239 views

Hardening Virtual Machine

I have a CentOS based product I'm looking to distribute it as a virtual machine (VMWare, XEN and KVM) and I have been lately assessing the steps needed to protect the VM. The VM's data shouldn't be ...
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2answers
3k views

VMWare - persistent “Host memory status” alarm in vSphere

I have a particular VMWare ESX 4.1 host that has a very persistent "Host memory status" alarm. This is running on an HP ProLiant DL360 G7 server. The HP ILO and System Management agents don't know ...
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4answers
9k views

How to extend a Linux PV partition online after virtual disk growth

VMware allows to extend the size of a virtual disk online - when the VM is running. The next expected steps for Linux system are: extend the partition: delete and create a larger one with fdisk ...
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0answers
368 views

VMware - Broadcom 1000Gbps NIC does not link at 100Mbps to a Cisco switch port

Today we've stumbled on a very awkward situation with our VMWare Server. The server is with ESX 3.5 that has a 1Gbps NIC. We bought a brand new managed Cisco Linksys switch with 10/100Mbps interface ...
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1answer
2k views

Will vmotion work between two servers of different cpu cores/clockspeeds?

I have a set of hp servers that are HP dl380 E5620 G7s that are used as ESX 4.1 servers. I have them set up to do vmotion and to do fault tolerance. I've just received another set of servers, however ...
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3answers
1k views

cURL on ESXi 5.0?

How can I get cURL work on a ESXi 5.0 server? I know that cURL existed on previous versions of ESXi, for some reason there is no cURL in the latest ESXi. I'm trying to find a way to run a statically ...
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2answers
1k views

ESXi Server with 12 physical cores maxed out with only 8 cores assigned in virtual machines

I have an ESXi 5 server running on a 2-processor, 12-core system with hyperthreading enabled. So: 12 physical cores, 24 logical ones. On this server are 4 Windows 7 VMs, each configured for 2 ...
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3answers
12k views

How to measure IOps one virtual machine on VMWare ESX?

How should I measure IOPS generated by a single Virtual Machine in VMWare ESX? Also what would be a normal amount of IOPS for a Windows XP virtual machine?
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1k views

Windows 2008 R2 x64 on VM, displaying black screen

I have migrated Windows 2008 R2 VM from one datastore to another, now when I boot the Windows on LSI Logic Parallel it shows the window booting then goes black screen before the login. On the black ...
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1answer
535 views

Can the stand alone VMware vCenter converter run locally and save to a windows file share on another machine

I need to backup a server before it is wiped for a new instalation of Windows 2008. We will be implementing vmware in the near future, so I thought I would just p2v the server. I have a share created ...
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1answer
665 views

Hidden and best new features in VMWare ESXi/vSphere 5 [closed]

I am relatively new to VMWare and I am completely new to ESXi 5, which is what we now run in our production environment. I couldn't help but toy and peek around in the Host and Cluster settings to ...
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1answer
495 views

VMware ESX 5.0 blocking DHCPv6 solicitations in vSwitches?

We have a network on which we're setting up a test IPv6 deployment. Here's the layout: Win2008R2 DHCP VM and Debian Squeeze radvd VM -> vSphere 5.0 vSwitch -(Trunk)-> Catalyst 2960G -(Trunk)-> ...
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2answers
2k views

Virtual machine lost after power cut

We have just had a power issue and our ESX (ESXi 4.1.0) host lost power and then rebooted. All but one of the virtual servers have rebooted with no problem, however one of them refused to power up. I ...
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0answers
543 views

Why has NFS suddenly started performing abysmally in FreeNAS 8

I've been using ESXi 5.0 quite successfully with my datastore provided by NFS share on FreeNAS 8. All of a sudden i'm experiencing terrible performance. I've ruled out some things: Hardware (FreeNAS ...
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1answer
1k views

vSphere Performance Graphs - 400x Interfaces?

All of the performance graphs across all hosts and guests in our vmware 4 infrastructure label network traffic on their performance tabs as "Transmitted for 4002", "Transmitted for 4001" etc. Where ...
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2answers
112 views

Is there another way of installing an operating system from an ISO File without using Datastore ISO file

I am trying to install a Windows 7 on an empty virtual machine with the VMware Infrastucture Client. Because I do not have the image on the Datastore, I am looking for an alternative. Is there ...
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6answers
4k 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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3answers
4k views

VMware VM with more than 2TB of disk space

I'm a VCP 4 so I'm aware of the configuration maximums for LUNs/RDMs/VMDKs in vSphere 4, but say I want to create a VM that has a logical drive bigger than 2TBs. The only ways I can think of doing ...
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1answer
2k views

How can I troubleshoot inaccessible NFS datastores in ESXi 5?

I've been having some trouble with my virtual machines the last few days. When i fire up vSphere the NFS datastores intermittently appear offline / inaccessible. The NFS shares are on my Windows Home ...
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1answer
1k views

vmware esx 4.1 cant see existing SAN storage

I have 3 esx 4.1 hosts connected to HP EVA 4400 StorageWork. All host can see 6 datastore, LUN1 to LUN6, 1TB for each datastore. Recently I add another esx 4.1 host but unfortunately this now host ...
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3answers
665 views

Is it ok to team NIC's from different vendors together in VMware ESX?

I want to achieve the best performance with my two servers (SAN and ESX). I have good RAID (LSI, SASes), that is showing 1GB/s result, so the bottleneck now is network part since I have only two NICs ...
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3answers
2k views

VMWare SQL 2008 R2 Windows 7 High memory usage

I have a windows 7 64 bit installed in a VM which runs SQL Server 2008 R2 and IIS7. The server itself has 12 gigs of memory and is equipped with a dual core intel xeon @ 2.50 GHz. The problem (I am ...
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171 views

ESX + Sysprep.inf + Template= unhappy computername

I am trying to create a template in ESX that I can automate with PowerCLI. Everything works great so far, but because I have some specific settings, I had to create my own sysprep.inf. Now, the ...