Category Archive: vSphere

Feb 07 2017

VMware vCenter Server & ESXi 6.5.0a released

Just a short blog post for you who might have missed that a few days ago, 2017-02-02, same time as VMware released NSX version 6.3.0 they also released: vCenter Server 6.5.0a ESXi 6.5.0a The only purpose of this A release for vCenter Server was to add support for NSX 6.3 and the same goes for ESXi …

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Jan 31 2017

ESXi 6 – The VMRC Console Has Disconnected

So a few days back i was experience an issue where i couldn’t connect to a VMware vSphere ESXi 6.0 Patch 4 (build number 4600944) based Virtual Machine Remote Console (VMRC) at a customer. I have seen this quite a few times over the years and there are a lot of VMware KB articles available on the topic. …

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Dec 14 2016

VMware vSphere vCenter Server 6.5 Appliance Deployment using CLI

A while back i wrote a blog post about the VMware vCenter Server Appliance (VCSA) 6.5  Installation & Configuration via UI and as i mentioned in the blog post there is also a command line interface option (CLI) available and this is what this blog post will be all about. The procedure is really simple …

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Nov 23 2016

VMware vSphere vCenter Server 6.5 Appliance Installation & Configuration

Basic documentation about my lab environment VMware vCenter Server 6.5 installation and configuration. I decided to run the UI based installation form my Windows 8 based VDI. However, there is a cli option available for the deployment and a blog post about that can be found here. Hang on for a lot of print screens:) Deployment/Installation …

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Nov 17 2016

VMware vCenter Server 6.5 Resource Requirements

Just a quick blog post about the vCenter Server 6.5 Appliance resource requirements in terms of vCPUs, RAM and Storage per deployment size option. And yes, this is mostly for my personal documentation purposes since the information can also be found in the VMware vSphere 6.5 official documentation, Anyway, the following Deployment Sizes are available: …

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Aug 11 2016

Verify vMotion functionality using PowerCLI

One very important thing during any environment deployment or environment expansion is to verify it actually works as expected. It has been a while since my last script blog post but i wanted to share one PowerCLI script i put together a while ago to verify vSphere vMotion functionality. The script has been very handy …

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May 23 2016

Register vCenter Server Lookup Service in vShield Manager

A few weeks ago i upgraded a customer environment to latest release of VMware vSphere. Customer ran 5.5 U2 and now they wanted version 6.0 U2 for both vCenter Server and ESXi. The entire process was pretty straight forward and the only little bump we had was the vShield Manager to vCenter Server Lookup Service …

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Apr 05 2016

Change ESXi password complexity policy

The other week i was asked by a customer to change passwords for all service accounts in their environment and this includes but not limited to IPMI admin account, ESXi host root account, Nutanix Controller Virtual Machine (CVM) nutanix account vCenter Server administrator@vsphere.local account Based on existing customer password requirements for ESXi hosts, 16 characters including only …

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Mar 01 2016

Error joining vCenter Server Appliance to Active Directory

Time for another guest blog post and this one by my former colleague Johan Blom @ RTSAB who had problem joining a vCenter Server Appliance 6 U1 to a Windows 2012 R2 domain. When trying top join domain from vSphere Web Client the following error was seen:   Idm client exception: Error trying to join AD, error code [11], user [XXX\yyy …

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Jan 08 2016

vSphere 6.0 Update 1b released

Yesterday, 2016-01-07, VMware release vSphere vCenter Server and ESXi 6.0 Update 1b. A few updates and fixes i think will be useful for at least some of my readers are listed below: VMware now supports Cisco Nexus 1000V Virtual machines protected by VMware vShield App lose network connectivity on the ESXi 6.0 hosts Windows 10 …

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Nov 26 2015

ESXi Change Block Tracking patch released

Yesterday, 2015-11-25, VMware released a patch that will solve the ESXi 6.0 Change Block Tracking (CBT) problem where virtual machines backed up using CBT could experience the following problems: Inconsistent virtual machine backups The CBT API call QueryDiskChangedAreas() API call can sometimes return incorrect changed sectors, which results in inconsistent incremental virtual machine backups. The …

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Sep 30 2015

Heads Up! – ESXi 5.5 Update 3 can crash VMs after snapshot delete

Updated 2015-10-06 VMware released a patch today that will fix this problem, KB available here ————————— Updated 2015-10-01 Today VMware leased a KB 2133118  for the below described issue. No resolution included but a workaround. ———————— Original post ———————– Today i came across this VMware Communities thread that explains different scenarios where vSphere ESXi 5.5 Update 3 …

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Sep 18 2015

Heads Up! 3D graphics enabled on ESXi 6.0 U1 can cause PSOD

So this issues was brought to me by my former colleague Toni Lindberg meaning i have not seen this myself. However, i thought it was kind of critical so i wanted to share it with you. So Toni’s customer runs vSphere 6.0 U1 (upgraded from ESXi 6.0 GA with latest patches), Horizon View 6.1.1 and the …

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Sep 17 2015

vSphere 5.5 Update 3 released

Yesterday, 2015-09-16, VMware released vSphere 5.5. Update 3 which includes new versions for: vCenter Server ESXi I have identified at least two problems i have seen that are now resolved in vCenter Server Defined permissions behave differently in vSphere Client and Web Client Moving VMs between the folders is disabled in the Web Client when permission …

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Sep 11 2015

vSphere 6.0 Update 1 released

Yesterday, 2015-09-10, VMware released vSphere 6 Update 1 (U1) and it contains quite a few enhancements and a lot of resolved issues in the following areas: ESXi API Backup CIM Installation Guest Operating System Security Storage Network Upgrade vCenter Server Upgrade Issues vCenter Single Sign-On Issues Security Issues Storage Issues vCenter Server, vSphere Web Client, …

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Sep 01 2015

ESXi mgmt network lost when adding ESXi to VDS

So the other day a had a very unpleasant experience when adding a few new ESXi hosts, version 5.5 U2 including the latest patch, to an existing vCenter Server (5.5 U2e) vNetwork Distributed switch (VDS). I used the wizard in the vSphere web client and followed the recommendation but i guess i could have made …

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