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

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VMware ESXi extremely slow Virtual disk performance compared to RDM

I have a ESXi 5.5 server running with a FC SAN. The FC san is created using an openfiler OS with software RAID and exported with the qlatgt driver. Direct writes to this SAN when no VMFS is used work ...
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963 views

How to solve performance problems with VMware ESXi 5.5 on old Dell PowerEdge 2900 hardware [closed]

I have a couple of old Dell PowerEdge 2900 servers that have come free and I would like to use them to host a mail server cluster. They are a bit old, but have been running workhorses for a while, ...
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1answer
66 views

VM's share disk images

The current situation is this: 1x ESXi 4.1 host with: 1x VM: main win2k8 server (hostname: fs01) physical disk 1 (250GB) -> datastore 1 (200GB) -> vmdisk with OS of VM's physical ...
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379 views

Convert VMWare VM version 10 to 9 on same data store

Recently two VM's were accidentally converted to Version 10 requiring the vSphere web client but I would like to use the vSphere client. I would like to use VMware converter to convert them back to ...
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1answer
117 views

VMWare: Are long running snapshots really THAT bad?

This is ESXi 5.5. I know that the VMWare KB is very against long running snapshots, however I do not know of another way to do this. Let's say I have a base Linux system and want to spin up a unique ...
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2answers
1k views

Is the gang scheduling employed by VMware a serious drawback?

I was reading some technet articles as well as this one regarding the differences between the way VMware and hyper v doing CPU scheduling. I was wondering if I could get some objective info on this. ...
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1answer
272 views

VMware automatically rebooted all hosts

Yesterday our entire infrastructure crashed because all our ESXi hosts thought it would be an amazing idea to run updates at the same time. Edit: Or at least that's what we think happened, but nobody ...
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1answer
66 views

Best practice for VMWare Snapshots for lab VMs

I am setting up test\dev machines in VMWare. We have about six users that I would like to give a VM to. They are all going to be based off a single base image (Ubuntu). I could always create six ...
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1answer
2k views

ESXi 5 Hypervisor fatal boot error

For over 2 years now I've been running ESXi 5 just fine from a pen drive. I recently had to move the server to a new location and started seeing an issue. Once the system starts to boot, I get: ...
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1answer
1k views

Very slow disk performance on HP P410 with RAID1+0

I have HP Microserver N54L, until recently i have used integrated software raid without problems. I have 2x WD Black and 2x WD Red (non-pro) disks for my raid array. I also have SSD directly on the ...
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12 views

EXSI4.0. 2 different kernels - one boots other locks up immediately, how to check initrd difference

I have a ESXI4.0.0 (v4) host, where I am trying to install a guest. The host machine is a regular Intel PC. I have 2 different ISO images (heavily modified version of SLES for a commercial product), ...
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289 views

Scripting VMWare ESXi from a linux server

I’m attempting to use the VMWare command line interface to mount a datastore ISO file in the CD/DVD drive of a virtual machine. An entry elsewhere on serverfault tells me that ‘vmware-cmd blabla.vmx ...
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258 views

Replacing failed drive on a ESXi host

I have a failing drive on my ESXi 4 host and I'm going to replace it. There is no fault tolerance (RAID), each drive on its own. I'm planning do offline dding old drive to new one but I'm not sure ...
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1answer
261 views

How do I consolidate multiple virtual disks attached to a VM guest?

I adopted a quirky environment. One of my DFS servers is a Windows Server 2003 Standard R2 server with: (1) virtual drive for OS partition (C) (1) virtual drive for temporary storage (F) (5) ...
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2answers
207 views

VMware View and DRS

We are currently using VMware Horizon View for our VDI deployment and I was trying to find something on what are the best practices on using or not using DRS in our View environment?
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97 views

NFS Datastore Disconnects When sVmotion Migration is Attempted

I have a EMC VNXe 3100 and I had tested both iSCSI and NFS connections from it to my hosts, with NFS appearing to be the better of the two. So I set it up and in my testing with 1 VM everything ...
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1answer
92 views

Guest VMs Unknown after power outage on HP VSA

A remote office had a power outage tonight. When the power came up, both the Physical DC and the Physical ESXi Server came up. Connecting to vSphere, I can see the HP-VSA has started, but the other ...
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1answer
88 views

ESXI/CentOs Cannot connect to internet [closed]

I installed CentoS on a vm. I have use the netinstall. During the install i configure my network with: IP Adress: 195.154.32.33 NETMASK: 255.255.255.255 GateWay: * same Gateway of my esxi server* ...
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1answer
74 views

VMware VMFS5 Local Storage LUN Sizing

We have a VM ESXi 5.x host using local storage (DAS). It has 2 relatively large Logical Drives in RAID10 (10 HDD x1TB each). So, 2 LUNs of 5TB each. We are considering creating just two ...
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1answer
355 views

3 NICs in VMware ESX 5.5.0 cannot connect to each other [closed]

I have a Vmware ESXi 5.5.0 hypervisor, installed on a desktop pc with 3 physical NICs. The first NIC is connected to the internet (WAN), the 2nd and 3rd NICs have Access Points installed (plugged in) ...
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2answers
1k views

Fastest way to move a large file from an ESXi host to another

I have two VMWare ESXI 5 hosts and I want to move a 2 TB .vmdk file from one to another. I tried downloading the file via vSphere Client to upload it to the other host via vSphere Client, but it seems ...
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67 views

Windows Server 2012 Cluser on VMware esxi 5.5: Rebooting passive node causes san reset on active node

I'm running a SQL Cluster on windows server 2012 on VMWare 5.5 and find that when I restart the passive node to install a patch, the active node is affected. This appears to be covered by the kb ...
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83 views

VMWare - NAS - Setup

We're a new company, setting up infrastructure to support our service arm. For this project we have .. Three hypervisors running ESXi 5.5.0 A Synology NAS device. Permission to do what needs to be ...
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1k views

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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1answer
28 views

Removing snapshot after removing guest hard disc

I have a server with ESXi 5.5 installed. I recently wanted to add a new hard disk to one of the guests. After adding the virtual disk to it, I took a snapshot just to be sure that nothing would go ...
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84 views

A VM on VMware goes back on time on reboot

This is strange, I had cloned a base build VM and had it running for 3 days, starting from October 6th. Due to a maintenance issue, had to reboot the server and found it had everything lost. No ...
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1answer
982 views

Simple dynamic user_data service for cloud-config in CoreOS?

The way I am currently running a CoreOS cluster in a VMWare ESXi environment has been to use an ISO mounted in vCenter as described by this blog post... ...
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1answer
52 views

CPU clarification in vCenter

So i'm running a lab on a Dell PE R410 2 X 4C 2.26Ghz, this evening I saw that vCenter is showing that the processor is @ 2.27Ghz. It's not that big of a deal but was curious as to why there is that ...
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1answer
348 views

ESXi550-Update02 missing on host with Dell-ESXi-5.5U2-2068190-A00 Image

I recently deployed a new VMWare ESXi Host with the latest Dell-ESXi-5.5U2-2068190-A00 image. I've just scanned it with Update Manager and it says it has 4 patches available. However 2 of them are ...
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1answer
185 views

FreeBSD 9.2 networking issues on latest VMWare ESXi, any workarounds?

We just updated our VMWare servers over the weekend and have noted that all of our FreeBSD 9.2 guests are having networking issues. Specifically, ipv4 no longer functions (they can't even see ...
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1answer
77 views

esxi 5.5.0 - what can make trusted keys file read-only?

I have an esxi host where I want to login via ssh. Unlike at the other esxi host I have, I can't edit /etc/ssh/keys-root/authorized_keys there: even though it has mode 644, it is not writable. I ...
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1answer
843 views

Is it realistic to host ESXi on a cloud VPS?

We are striving to avoid any on-site infrastructure at our startup. A combination local and cloud-hosted virtual machines have been working for us so far, but now we need an ESXi host as well. ...
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1answer
990 views

Implement HTTPS in with pfSense, Varnish and Tomcat

Situation I have an ESXi Server hosting multiple VMs, including one for each pfSense, Varnish and Tomcat. They are configured like the following: pfSenseVM (Firewall, IP=10.0.0.1) NAT Rules from ...
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3answers
107 views

ESX SAN overbooked, what happens if storage limit reached?

In ESX you can easily overbook the available storage with the Virtual Guests. What happens if a overbooked SAN reaches its capacity limit? Its not an actual problem i'm faced with, we just had the ...
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3answers
90 views

windows VM with vshpere - not accessible

All, Am relatively new to virtualisation. I have multiple ESXi hosts that were being managed by vSphere clients running on windows VM on one of the host itself. Accidently I changed the setting of ...
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0answers
99 views

Local storage for Server 2012 file share under ESXi

I have an ESXi 5.5 server with two local disks, one is 300GB and the other is 2TB. The configuration is for a small organization that will have two Windows 2012 servers - one Domain Controller and the ...
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1answer
285 views

Is there a way to connect VMWare Workstation / Fusion to non-esx Libvirtd-managed virtual machines?

I'm using KVM virtual machines managed through libvirtd server-side for most of my projects. On my desktop however, I'm using VMWare Fusion Professional which, just like its VMWare Workstation cousin, ...
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1answer
78 views

Extending Linux LVM partition

I was following this link to extend a Linux LVM partition on a remote machine, but the Internet connection went out and I don't know if the partition was created. Can you help me determine if the new ...
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1answer
128 views

Convert RDM to VMDK on-the-fly

I have a RAID setup in which I also have a virtual volume consisting of two 3TB drives. I have the resulting 6TB drive mapped to a virtual machine in ESXi 5.5 through Raw Device Mapping. However, I ...
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1answer
82 views

VMWare ESXi 4.1.0 - Checking SMART info [closed]

I'd like to know if there's a way to check the SMART info for hard drives on VMWare ESXi 4.1.0? Thank you.
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1answer
695 views

How can an ESXi have 1 core and 4 sockets?

I know this is in reference to a vCPU, but even so, logically it doesn't make sense to have 4 sockets and a single core. That sounds to me more like you've filled one of the sockets with a single ...
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1answer
2k views

VMWare ESXi error: Failed to deploy OVF package: Invalid configuration for device '6'

I am trying to install a Windows 8.1 from http://modern.ie on an ESXi 5.5 server using the vSphere client. When I try to deploy the OVF template I get the following error message: Failed to deploy ...
0
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2answers
192 views

What is the benefit of vSphere Standard from free ESXi if vCenter Center is still sold separately?

I'm trying to understand what is what in their vSphere suite. So, ESXi has a free edition --- I can install it and use it with vSphere Web Client. But when I buy vSphere Standard --- what else do I ...
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1answer
188 views

External HDD ESXi VM Snapshot backups

I have a couple of ESXi hosts running a few servers on each and would like to backup to my external drive plugged into one of my hosts. I have setup ghettoVCB scripts on each host with a list of my ...
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3answers
244 views

Window Server 2008 R2 dropping 2GB of hard disk space per day

I have a Windows Server 2008 R2 virtual machine running MS SQL 2005 on top of a VMWare ESXi 5.5 host on a SAN datastore. Consistently it has been "losing" 2GB of hard disk space per day and I can't ...
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1answer
3k views

When cloning a VMware Virtual Machine, how can I prevent MAC address conflicts?

I've run into the following problem on both VMware Fusion (for Macs) and with VMware ESXi/vSphere. Many of you are familiar with the problem, and it is described at VMware KB: "Networking does not ...
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1answer
328 views

VMware vSphere VM at 100% workload CPU when real load average is near 0

I'm using VMware vSphere 5.5 on an ESXi 5.5 Host to host a small private web site. Host server is an HP ProLiant 380 DL with 50 GB Ram, 1 TB SSD storage, 2 Intel Xeon 5550 CPU. There are 10 running ...
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1answer
87 views

vCenter Server Appliance - Additional users

Is it possible to add other users to access the VCSA interface ONLY https://ipaddress:5480 without AD or SSO configuration? I can see a number of tutorials on adding users via shell access but yet I ...
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46 views

How to find mpx (disk name) for kickstart script

I am trying to install ESXi 4.1 to a USB (embedded installation) using a script. I red the VMWare documentation and I believe I have to specified autopart --disk with the USB disk name. This is my ...
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1answer
12 views

vCenter baseline patch detail ouput

Within Update Manager I have a number of Baselines configured that show a number of updates available. When clicking the content a handy popup shows with all the relevant Patch Details... Is there ...