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

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VMware ESXi upgrade from 4.1 to 5.1 Error: No Nic found with mac address

When upgrading from ESXi 4.1 to 5.1 the upgrade failed. I am receiving a handled error: There was a problem with the Network Device specified on the command line. Error: No NIC found with MAC ...
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3answers
70 views

Which is the safest way to back up and upgrade?

We are having VMware ESXi 4.1 and we need to move to ESXi 5.1 or ESXi 5.5. Before upgrade some of our team members advised us to take a backup of VMs. Now the problem is we don't have SAN or Net ...
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1answer
829 views

ESXi 5.5 HDD and Tape drive paths

I got a new Dell server with a PERC H310 (2 HHD in RAID 1) and a SAS 5/E adapter for a Dell Power vault 4 tape Drive. I installed ESXi 5.5 with a windows 2k8R2 and a Debian virtual machine. I'm ...
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5answers
2k views

How can I defend against a DRDoS exploiting NTP server on an ESXi host?

Recently, we had some problems with one of our ESXi servers, caused by the NTP Server DRDoS Amplification Attack using ntpdc. How do I configure the NTP server on ESXi to not be exposed to this DDoS ...
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1answer
73 views

Does ESX 5.X cache guest IO?

I am trying to find out if guest can see successful disk flush operation, but the host doesn't actually flush it to disk? How does ESXi work with guest I/O? Are they cached by ESXi before being ...
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0answers
217 views

Error code 10054, in my app event log

I am recieving an error in my application event log of a server as shown below: The agent was unable to send data to the MOM Server at (server.domain). The error code is 10054, An existing ...
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1answer
552 views

ESXi host time not syncing with NTP servers

I have 2 NTP servers (AD 2003 machines) and some ESXi hosts, which are configured to sync time from these 2 servers. I found the time is not in sync between these hosts and servers. And time in each ...
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34 views

Fresh ESXi Install, Strange Routes

Hoping someone can explain and/or confirm this in their ESXi setup. On a fresh install of ESXi, when I ssh in and run esxcfg-route -l, I see the following: Network Netmask Gateway ...
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1answer
154 views

Install ESXi for 2 servers on Dell Array

I have 2 Dell servers: PowerEdge R710, Dell PowerConnect Switch 6224 and an array: Dell EqualLogic PS4100. I need to install ESXi on my 2 servers. (Im just learning about VMWare, SANs, I have only ...
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1answer
303 views

ESXi + KVM-over-IP

I have a server running ESXi and a KVM-over-IP switch. I know traditionally SSH/RDP/VNC are used to access the virtual machines running on the ESXi server. However, I was wondering if it is possible ...
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0answers
159 views

Vmware Nas slow transfer rates/IOPS

I have built a test environment with a Synology RS812+ and an old HP140 server which has a gigabit nic installed. I have dedicated one nic to the network to DHCP and the direct to NAS from the server ...
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0answers
633 views

Fatal error when installing ESXi 5.5

I am trying to install ESXi 5.5 to a computer that ESXi 5.1 is installed before. I am doing installation using the CD-Rom. After I select the boot options in the boot menu, installation starts. After ...
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1answer
4k views

ESXi host losing connection to vCenter

I'm having a very odd issue with a single ESXI host. I have 2 identical hosts, core i3, 6 nics, 16g ram. 4 of the nics are used for Management, vmotion, vm network, all on different vlans. They ...
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6answers
6k views

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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1answer
41 views

accounting on vSphere/ESXi [closed]

I'm wondering is there a way to do resource accounting on ESXi. More specifically: we have researchers who want to use a VM to do heavy calculations using a considerable amount of CPU and we'de like ...
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3answers
98 views

Vmotion issues between hosts

Just added two new hosts to our infra, there is an issue with vmotion, the test vm moves over to the hosts no problem but I cannot ping or connect to the vm from outside vsphere once I move it too the ...
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1answer
106 views

Amazon EC2 VM Import Connector Backup Strategies

I'm trying to get information on this connector but most of what i'm finding seems to be rather old info. My ultimate goal is to have my production virtual machines (esx 5.1) backed up to EC2 servers ...
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3answers
1k views

Where the VM files are stored on VMWare ESXi? [closed]

Here is my situation right now, I have a server in a datacenter with some VMs on it which I sold as VPS, Right now the DataCenter has suspended my server because of hack attempt by one of my VMs. They ...
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2answers
2k views

Does renaming Virtual server automatically rename vmdk file

I have been using vmware for years, not sure why I dont know the answer to this one. If I rename my virtual machine, simply right click, rename and rename the sever, does that rename the vmdk file as ...
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1answer
672 views

Initiator disconnected from target during login equallogic san

I have a Dell Equallogic San and it is being accessed by many VMWare hosts (Esxi v5.1). Today morning I could find an error like iSCSI login to target " " failed for the following reason: Initiator ...
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2answers
589 views

Hyper-V 'standalone' (on baremetal) with RHEL/CentOS 6.x guest VM

My exposure to virtualization has been limited to Virtualbox &VMware-player on Desktops, and to VMWare ESXi &KVM on Linux server, and exclusively with Linux guests (RHEL/CentOS). So please ...
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2answers
795 views

Disk IO cutting out on Windows Server 2008 R2 running in VMWare

We've been trying to fix a problem with our server for about a week now. Only in the past few days have we really found out what the issue is. Just some information up front: We run a VM with a 3rd ...
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1answer
330 views

ESXi 5x: Changing number of IOPS per path sees dramatic improvements

I'm a bit embarrassed that I've never seen or used the -iops parameter as part of the esxcli deviceconfig options. I stumbled upon an article and proceeded to benchmark before and after using various ...
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1answer
95 views

Does a vCenter need rights to read the Active Directory?

I'm completely lost with SSO and Active Directory. First i had an ESXi 5.1 standalone with vCenter virtual appliance with windows server 2008 r2 active directory, worked great. Later upgraded to 5.5 ...
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2answers
1k views

Physical switch not learning MAC address of virtual machines

I have a virtual environment running vSphere 5.1. I have two ESXis with a vDS between them. There is, for the purposes of the discussion, just one portgroup on that vDS configured to use a VLAN. The ...
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262 views

SQL Server 2012 Cluster BSOD

I'm trying to set up a SQL Server 2012 SP1 "AlwaysOn Failover Cluster Instance" on top of a Windows Server 2012 R2 cluster (cl01) consisting of 2x 2012 R2 nodes (sql1 and sql2). Hosted on VMWare ESXi ...
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1answer
69 views

ESXi Password Recovery or Migration Path

I am unable to connect via vSphere or SSH to an ESXi hypervisor box that manages two important virtual machines. I do not recall changing any passwords and the data centre does not have any ...
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2answers
3k views

HP Dynamic Smart Array B120i ESXi performance issue

One of our small offices was in need of a small server to perform certain tasks. Because the noise and size an of a regular server i went with the HP ProLiant Microserver Gen8 G1610T. Witch i expected ...
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1answer
53 views

vmware tools - understanding guest active memory

I'm using vSphere 5.1. According to here, guest active memory in "Resouse Allocation" tab is: Amount of memory recently accessed From other hand, in "Performance" tab, active memory means from ...
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2answers
215 views

ESXi Physical to Virtual Migration Unused Hard Drive Space

I figured I would ask before I built a test environment to try this out. I have a physical server that has a somewhat large amount of physical storage. It is running SQL and would prefer to do a cold ...
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3answers
349 views

VMware vCenter Server + VDS - Measure monthly traffic per VM

Is there a way to measure the monthly traffic per VM without having direct access (eg: SNMP) on each VM? I am aware that there is VMware vCenter Chargeback Manager software which claims to provide ...
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1answer
68 views

ESXI cannot boot with external hdd [closed]

I've tried to make ESXI vm's to boot up automatically when a reset happened to ESXI host(HP dl380), and I've got an external H.D.D connected to it for backup purpose but the problem is that ESXI ...
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1answer
168 views

Recommended version of vmtools for Ubuntu?

When I browse VMware's VMtools repository I see that they are up to date on CentOS, but not on (any version?) of Ubuntu. ...
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1answer
505 views

How to clone vm esxi without shutdown vm?

How do we cloning the VM from VMWare ESXi without shutdown it? The VM is now on production so it will be impossible to shut it because it will create network impact.
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2answers
88 views

LACP vs manual load sharing

I have a file server with multiple NICs (1Gbps) consumed by some different kinds of client. Given my switch is configured hash using src and dest ip and port. By manual load sharing I mean NICs on ...
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1answer
463 views

Adding Physical Parallel Port to ESXi 5.1 host

I recently installed a PCIe parallel port into one of our ESXi hosts so I could migrate an old PC onto it that requires a parallel port dongle. I'm having a problem though, because I cannot add the ...
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1answer
766 views

Unable to ping 127.0.0.1 … except as local Administrator

I'm having this issue with two Server 2008 R2 domain member servers built as VMWare guests. The DCs built at the same time do not have this issue. When I try to ping 127.0.0.1 (or "localhost") when ...
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1answer
135 views

vmware conflicts with physical servers

I'm running some HP Proliant DL360 G6 servers with vmware esxi, and I have a Synology Diskstation appliance, all connected to a layer3 switch "Cisco Catalyst 4500" in a specific vlan and every server ...
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1answer
74 views

How to setup virtualization for our Servers / WorkStations? [closed]

I need to setup the virtual environment for our Servers and around 10 workstations. At present, we are connecting to the servers or workstations through Windows Remote Desktop Connection ( mstsc ) on ...
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2answers
309 views

Can I use Windows browser testing VMs in ESXi

Is it possible to use the free VMWare player virtual machines Microsoft provides via http://www.modern.ie/en-us/virtualization-tools#downloads in VMWare ESXi? I downloaded a WinXP IE8 machine, from ...
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0answers
94 views

2950 internal backup SATA drive

We have a Dell 2950 II with 4 76GB drives in a RAID 10 configuration, running ESXi and 5 virtual machines. The RAID controller is Perc5/i. There is a low transaction rate, so this gives us minimal ...
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3answers
3k views

kernel warning in logs: set_rtc_mmss can't update from 0 to 58

I've been seeing a bunch of these log messages Jan 3 00: 58: 57 foo kernel: set_rtc_mmss: can't update from 0 to 58 They occur on CentOS 6.4 VMs running on VMware. I understand it's something to ...
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1answer
250 views

ESXi CPU resources distribution

I have ESXi hypervisor with i7 990x cpu and i want to understand how to provide resources to 4 Virrual Machines with maximum benefit. First my idea was to provide 1 core for less cpu-dependent vms, ...
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0answers
55 views

Why is there no output being returned from my check_esx_cim plugin?

I've got several ESXi hosts running v5.0.0-469512 . I'm monitoring these hosts using Icinga. Recently I had to re-install one of these ESXi hosts and after re-installing I can't get all of my ...
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1answer
212 views

TMG 2010 Physical to Virtual conversion using Vmwar Vcenter standalone converter

I converted Physical TMG 2010 R2 SP2 machine (Windows 2008 R2 SP1) to VM by using VMware Vcenter Standalone converter but stucked in following situation after successful conversion. 1) No adapters ...
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1answer
488 views

0xc0000225 error after P2V with VMWare Converter

I'm having an error with a P2V conversion of a Server 2008 R2 machine with VMWare Converter. The machine is going from an HP server to a Dell 2950. The machine fails to boot and spits out a ...
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1answer
2k views

Why doesn't VMWare DRS automatically migrate VMs when a host is put in maintenance mode?

We have 4 ESXi 5.0 hosts in a VMWare cluster on shared storage (NFS) with DRS and HA on. We want to perform a memory upgrade on one of the hosts. We put that host in maintenance mode but DRS did not ...
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2answers
74 views

VMware: Push Changes from Base VM to a derived Snapshot

I have a base VM just with the operating system on it. There are snapshots of this VM with different installed applications. Now I'd like to provide several software updates to these snapshots. But I ...
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1answer
106 views

Is there anything better than NFS for sharing directories between linux guests on VMWare? [closed]

We have an application that on physical machines distributes work to slaves via a NFS mounted directory shared on the master. This configuration is easy to replicate on VMWare. And seems to give ...
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1answer
676 views

vSphere — isolated network between hosts

How can I isolate traffic between vSphere hosts, for a test environment, while maintaining the same IP address configuration as the current guest OS's? I have two ESXi 5.0 hosts on my LAN. Each hosts ...