ESX Virtualization

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What is vSphere Mangement Assistant (VMA)?

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What is vSphere Mangement Assistant (VMA)? It’s basically a virtual machine which runs on a Linux distribution. This VM can be used as a VM where you’ll run scripts and agents to manage ESXi hosts and vCenter server systems. One of the agents which are ofter run within VMA are agents for UPS systems. VMA has […]

Troubleshooting Fault Tolerance in vSphere

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VMware Fault Tolerance questions. Great doc released through VMware KB I just discovered about explaining all about Fault Tolerance and also how to troubleshoot the error messages when you try to activate this feature. In this KB you’ll find how to troubleshoot, when to activate, when the option is available and when it’s grayed out… […]

Adding second service console via CLI

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Service Console commands. In the last series I explained how to change the IP address of the Service console (SC), which is an interface called vswif . You can see all the configured vswif interfaces with this command: esxcfg-vswif -l Normaly the first SC is vswif0. Before adding second SC we will first create a […]

Disable web access on VMware vCenter

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Disable or Enable the VMware vSphere Web Access Service. Why would you want to disable Web Access service? Well, it’s another entry point to your vCenter and you might want to secure that as much as possible, right? Disable the vSphere Web Access service on vCenter Server On the vCenter Server machine, select Start > […]

VMware ESX – Configuration of Service console via CLI

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Configure Service Console via CLI. To manage VMware ESX server you must have an access via a special network interface called Service Console. SC. This network interface is called “vswif”. You can have several SC configured on your ESX server (It’s recommended by VMware to have at least two SC, in case there is a […]

Basic VMware ESX CLI networking commands

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Some basic CLI commands for configuring the network, vSwitches and portgroups from command line.. This is not an exhausted list of commands, just few of them. While working through putty session you need to know them. At first the root access to your esx host is disabled by default. You can (thus it’s not really […]

How to change the default location of updates in vCenter

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Change the default path for updates and patches. For the updates: It can be useful many times when after you install vCenter your realize after some time, that you don’t have much space left on your C drive. And you might need to change the path to D, where your drive has plenty of space […]

Starwind iSCSI HA Connection to ESX Server

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Part 3 – ESX server configuration In my last article I was explaining how and why setup Starwind High Availability feature to protect you virtual infrastructure data from materiel failure. The article series would not have sense if I would not explain how to connect the iSCSI Target created to my VMware vSphere 4 installation. […]

See a list of Storage Array Type Plugins on ESX Server

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Configuring ALUA – Asymetric Logical Unit Access I was configufing a mutlipath for a Eternus DX 60 storage SAN and there is a section there on configuring ALUA. (Asymetric Logical Unit Access). Asymmetric Logical Unit Access (ALUA) is a standard-based method for discovering and managing multiple paths to a SCSI LUN. It is described in […]

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