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

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Scheduler spikes single core on SMP Ubuntu vm under ESXi

The setup is as follows. Ubuntu-11.10 VM running on an ESXi host. The VM has 3 vCPU assigned. When running dump (to backup the harddisk) it seems all the processes are assigned to the first vCPU. As ...
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468 views

Linux Cannot change tx-checksumming

On a Linux 3.2 kernel: Linux 3.2.0-4-686-pae #1 SMP Debian 3.2.46-1+deb7u1 i686 GNU/Linux on VmWare, i get checksum errors on ipv6 tcp packets. So I can ping6, but not connect by ipv6 to ssh, smtp, ...
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2answers
227 views

What's the best method to list all active NICs and IP addresses in a vSphere cluster?

I have ESXi 5.1 with many hosts in a cluster. I would like to generate a list of active NICs and thier IP addresses. Whats the easiest tool to generate such a list? *I am not looking for the Virtual ...
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2answers
2k views

Possible to install vmware tools 5.5 on Ubuntu 12.04?

According to this pdf, it should be possible to install vmware tools 5.5 for Ubuntu 5.5, but the kernel versions doesn't match for vmware-tools-esx-kmods-3.2.0-29-generic-pae and the latest Ubuntu ...
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1answer
85 views

Monitoring virtual host on ESX5 with Nagios [duplicate]

My question is how to monitor with Nagios, the performance and availiability (machine stopped) of several virtual hosts running in a ESX. All plugins I've found are for 3.x API, running commands or ...
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1answer
78 views

How shall I setup my ESX Server 3 partitions?

I have rebuilt my IBM x360 server. Now, I am reinstalling my VMware ESX Server 3 on it, and I have the following drive arrays: Array A is set of 3 36GB U160 (directly on server, channel 1 of my IBM ...
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1answer
77 views

Installing Vmware tools on a hypver v guest

I'm looking to migrate guests from Hyper-V over to Vmware. Within the steps, I would like to install vmware tools on the transfer while the guest is running on hyper-V. As expected, Vmware tools ...
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1answer
285 views

ESXi 5 VM Putty session hangs, vSphere client timing out

First of all I believe this is a ESXi issue but let me know if you have seen this. It started about a year ago when I noticed occasionally when I putty via SSH to my VM guests, if I do anything that ...
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1answer
433 views

EMC ESRS stops working when it is VMotioned

EMC is on site and told me: The ESRS SAN monitoring solution will cease to function if that host is VMotioned In case anyone doesn't know, the ESRS is a dial home solution that works over IP. ...
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1answer
1k views

Slow Write Speed on ESXi host

I have an ESXi 5.0 free host with an internal datastore of 7.2K 5 disk RAID 5 using a PERC 710 mini RAID controller in a Dell Poweredge R620 Server with 32GB Ram and a 12 Core Xeon. I seem to get ...
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1answer
1k views

vmware iscsi adapter not seeing LUNS

Have three virtually identical boxes. However one box after enabling the storage adapter and adding dynamic targets (where it actually sees the targets) after a rescan I still don't see the available ...
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3answers
2k views

vSphere 5.5 guests are consuming ALL host memory

I've never had this issue before, but when I was enabling fault tolerance, it seemed to break something and now my guests are consuming ALL of it's memory on the host. I know with fault tolerance, ...
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2answers
565 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, ...
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1answer
71 views

Is there a way to copy a VM (including all snapshots) to an ESX server?

I'm trying to find a way to copy a VM with all snapshots to an ESX server. Up until now I've only been able to copy the actual status of the machine but havent been able to copy over the snapshots. ...
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1answer
881 views

VMWare BOOTMGR is missing in Windows Server 2008

One of our SQL server VMs (running in ESX) became completely unresponsive so it was Powered Off. I know, not exactly the best thing to do, but it's been done and since the VM was Powered On, we're ...
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3answers
248 views

Is it possible to add root ssh keys to /etc/ssh/keys-root/authorized_keys on ESX hosts without having to log into every box?

I have close to 70 ESX hosts that need to have the root SSH keys added to them. Is there a way to do this through vsphere or powercli, or will I have to manually SSH into each box and add the line to ...
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1answer
2k views

VMWare tools not installing with an error

VMWare tools not installing on Ubuntu 12.04. I'm using Chef to manage the installation, but the Apt commands fail if run manually. I'm using the VMWare tool Debian repo. Example: $ cat ...
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445 views

Add Zabbix S.M.A.R.T. monitor to ESXi 5

I have a ESXi 5.1 host with 3 Hard Disk (1 SSD, 2 Magnetic) and I want to monitor them, especially for the S.M.A.R.T Data, that is critical and preannunce an HDD break. Since I'm really unfamiliar ...
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2answers
1k views

VMware - Can a 1 vCPU VM use more than 1 physical core at the same time?

Assume I have a physical ESX host with ONE quad-core processor and hyper-threading disabled. This means it has a total of 4 physical cores or pCPUs. I create a single VM on this VMware host. I assign ...
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2answers
202 views

ESX, migrate hosts hardware to new hardware best practices

I have an ESX farm running the same 4 physical hosts (identical hardware) on vCenter 5.1. I received a bunch of 4 new physical servers with a newer hardware and I have to replace the old ones by ...
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2answers
1k views

VMware ESX: Unable to delete PortGroup. 1 active ports

At work we have an ESX 4.1 cluster with some vlan's (Port Groups) configured on a vswitch on each host. A lot of these port groups aren't in use anymore so we decided to clean them up. We don't have ...
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3answers
2k views

vmware vcenter 5.1 installation with FQDN error

I'm trying to install vCenter 5.1 on a windows 2012 dedicated (with SQL express standalone) During the installation of the Single Sign On module i've a warning "the fully qualified domain name cannot ...
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3answers
2k views

High Availability Solution for VM on local Storage

Hi I have the following setup for using vSphere with HA: My problem with this is the finding some kind of reasonable HA for the database server. The IOP requirements of the database server are very ...
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1answer
139 views

Is it a bad idea to install the VMware Tools 5.1 latest on RHEL guests running on VMware ESXI 4.1?

We are planning to install a VMware Tools RPM package on 50+ virtual machines running RHEL. Does the version of VMware Tools matter? The standard documented method to install VMware Tools is using ...
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1answer
2k views

Is it possible to import VirtualBox 4.2.12 exported OVA file into VMWare ESX 4? [closed]

I have created an OVA file from VirtualBox 4.2.12, and someone tried to import this ova file into VMWare ESX 4. When he was doing so, VMWare ESX 4 promopted: Line 25: Unsupported hardware family ...
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1k views

Dell 1850 What version ESX can I use?

What version of ESX can I run on dell 1850? I have a chance to build a test lab with four 1850 servers and would like to run the latest version if I can. Thanks Knothead00
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2answers
508 views

HP smart array controller not recognized by VMWare ESX 3.5 installer

I have been thrown in the deep end by being given a HP proliant DL380p gen 8 new server to install. The server has 8 146GB SAS HDDs. I have used ACU to config it into 1 Logical drive. of ~1TB ACU ...
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3answers
2k views

Why not use vmware tools for time synchronisation?

We have two VMWare environments running a bunch of (mainly) Redhat 5.9 and 6.4 guests. We are having issues with time drift (minutes ahead per week). We use ntp, syncing to the local domain ...
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2answers
212 views

ESX Free: Creating clones of VMs to run concurrently as a branch version

I have ESX free (most recent version 5.X) installed on a standalone server with an internal datastore in a RAID 5 setup. The VMs will be Windows mostly with some Linux and will be dedicated to ...
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285 views

VMware esxi and windows server 2008 R2 DC

We are going to install vmware esxi 5.1 on one HP Proliant DL380p G8 server with 4x300GB HDD and make some of our service through that server. we have very small business and only 32 clients. so I ...
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82 views

How to reduce time for cloning in vm?

1 . I have 10 hosts and i need to add 5 guest os to each host machine . Am cloning from one vm to another. It is taking almost 40 to 50 mins to complete is there any solution to reduce time to vms ? ...
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161 views

Memory leakage threat on vmware esx that runs on server 2003

I run ESX on server 2003 with two virtual machines (A and B). Suppose that "A" uses a chunk of physical memory. After I shutdown the virtual machine "A", what happens to the data of "A" in the RAM of ...
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1answer
54 views

May i known about vCenter Configuration of VMs automatic startup and shutdown configuration delay time different [closed]

Please May I known ..vCenter already Installed on ESXi 5.0 and already installed VMs on vCenter .. in ESX host configuration=>VMs Startup/Shutdown=>properties=>System setting.. Default Startup delay ...
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1answer
32 views

ESXi5 VMs are not startup in configuration of VMs startup and shutdown

my client site is 6 ESXi5.0, 2ESX for clone servers ..in this two esx configuration one for VMA servers for Plam secure device and one for APC UPS managers.. for this esxi VMs start up and shutdown ...
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2answers
315 views

Networking with VMware, physical adapters and iSCSI

New VMware user here, setting up my first environment. I have an ESXi host that has four physical NiCs (NiC0, NiC1, NiC2, NiC3). I have installed ESXi, the VCVA appliance, and several VMs ...
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2answers
146 views

upgrading from ESX4.0 to ESXi5.0 on new hosts/hardware

We recently purchased new VM hosts, and we're trying to upgrade our current ESX 4.0 environment (3 hosts, running about 15 VMs and VCenter) to the new hosts which are running ESXi 5.0. Do I need to ...
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4answers
125 views

Is vSphere the correct tool for setting up on-demand virtual machines? [closed]

Sorry for such a basic question but...I was wondering if vSphere is the correct tool to use for provisioning virtual machines to users? Basically, I have development and QA teams working on multiple ...
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1answer
209 views

using vmkfstools to move a snapshot

I am trying to move a snapshot from an esxi 5.0 vm to another datastore, but when I tried to use the datastore tools I got the following error, "error caused by file" with a path to the vdmk file. So ...
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3answers
484 views

disadvantages MTU over 1500

What disadvantages have to set the MTU to the maximum possible value in ALL network adapters on a network (including virtual switches vmware esx)? Why do not the producers as a default? I do not ...
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1answer
754 views

How to detect, in the guest operating system, if the vmware tools are out of date?

I'm trying to find a generic way of checking, in the guest operating system of a virtual machine, if the VMware Tools are out of date. The best way I have found so far has been to check the output of ...
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1answer
200 views

Machine in read-only mode, do I really need to restart?

In a combination of SAN controller failover and loss of power, several of our machines ended up in read-only mode. After restoring from the failover, I restarted all machines. This got me thinking if ...
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1answer
46 views

How to recreate a vmx file?

As the title says does anyone know how to create a lost vmx file? The files in which we still have are the associated VMDKs and the log file
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1answer
499 views

Invalid device backing in VM settings

I am trying to figure out how the prior admins managed to get some guest network adapters into an "invalid device backing" state. According to a support article ...
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12k views

How do I activate my inactive datastore on the command line?

Have two volumes on a datastore on ESXi 5.1. On the GUI, one shows up greyed out and the word "(inactive)". The other doesn't show in the GUI at all. However, on the commandline: ~ # esxcli ...
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1answer
70 views

Possible MAC conflict in ESX

I have two virtual machines that are 10.1.1.10 and 10.1.1.20 in an ESX. I try to access theses machines by another network 192.168.1.0/24. The problem is that when I can ping one machine, I can not ...
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2answers
321 views

Secure a VMWare Image without Manual Password Entry

I stand before the following task: A VMWare "template" (based on SLES11) with custom software, that is to be distributed to some clients. They will receive a client specific copy of the template and ...
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1answer
352 views

Slow Network Transfer Through Linux Firewall VM

We have a RedHat 5.8 VM running on ESX on top of Cisco UCS that is acting as a firewall using iptables. The box has multiple nics, one nic serves as the gateway to our network with the other nics ...
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2answers
2k views

How to Shrink a Volume on Equallogic SAN

I extended a disk on a DB server (so we could temporarily restore a database) and I would like to shrink the volume back down now that the data has been deleted. I deleted the data and shrank the ...
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60 views

VMware ESX/i syslog content

I am working on an expansion of our monitoring footprint, and we are currently looking at including data from our visualized environment. As our monitoring license is based on logged volumes, and we ...
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2answers
2k views

Increased number of cores from 2 to 4 on VMWare VM; Windows reports “two processors”

I had a VM with two cores. I powered it down and changed the settings to four cores. Here's what I see: System (right-click on My Computer > Properties) reports "(2 processors)" Task Manager shows ...