Category Archives: vSphere

Deploy VMware NSX Infrastructure Components

By | June 26, 2018

In this post, I will cover following topics of Objective 1.1 of VCAP-NV Deploy exam: Objective 1.1 – Deploy VMware NSX Infrastructure Components Deploy the NSX Manager virtual appliance Integrate the NSX Manager with vCenter Server Configure Single Sign On Specify a Syslog Server Implement and Configure NSX Controllers Exclude virtual machines from firewall protection… Read More »

Upgrading VMware vCenter 6.5u1 to 6.7 along with ESXi and vSAN

By | June 5, 2018

Introduction: VMware just released vCenter 6.7, vSphere 6.7, and VSAN 6.7 to the public introducing long awaited features concentrating on hybrid management. In this post I am going to walk you through an upgrade from 6.5u1 to 6.7 for vCenter Appliance, External PSC, vSphere through Update Manager, and lastly VSAN.    Upgrades to 6.7 is… Read More »

vCenter 6.5U1f Patch for Meltdown and Spectra Issue

By | February 27, 2018

VMware has released (on Feb, 15th) a new vCSA version: vCenter Server 6.5 U1f, with build number 7801515. This release patches the vCSA operating system (Photon OS) mainly against two vulnerabilities: bounds-check bypass (Spectre-1, CVE-2017-5753) and rogue data cache load issues (Meltdown, CVE-2017-5754). As of now, there is still no patch for branch target injection vulnerability… Read More »

vSphere 6.5 Links

By | February 10, 2018

vSphere 6.5 Links VMware has announced the general availability of vSphere 6.5 on 15/11/2016 along with the other SDDC components. I am consolidating the different articles written & published by other bloggers for my reference. I believe this will be helpful for other readers as well. Vladan Segent has done a series of post on vSphere 6.5 about… Read More »

Purple Screen of Death – PSOD

By | December 2, 2017

What is Purple Screen of Death – PSOD The Purple Screen of Death (PSOD) is a fatal crash of VMware ESX/ESXi hosts which kills all active Virtual Machines. A diagnostic screen with white type on a purple background. The term Purple Screen of Death is a play on the Blue Screen of Death, the informal name… Read More »

Configure iSCSI datastore using EMC UnityVSA

By | June 19, 2017

In my previous post, we discussed on how to configure vVOL datastore using EMC UnityVSA appliance and today we will look at configuring iSCSI EMC UnityVSA. For us to proceed further, we will need to make sure that the iSCSI interfaces are configured on the UnityVSA and they are up and operational. If everything is set up correctly,… Read More »

Configuring vVOLs using EMC UnityVSA

By | June 18, 2017

In my previous post, we spoke about what is VMware vSphere Virtual Volumes (vVOLs) and what are the prerequisites, benefits, and components to use vVOLs. In this post, we will take a step further and try to configure vVOLs in the lab environment. I was looking for options on how to test vVOLs since many vendors do… Read More »

VMware vSphere Virtual Volumes (vVOL)

By | June 16, 2017

VMware vSphere Virtual Volumes (vVOLs) was one of the new features that were added back in the vSphere 6.0 release. Recently with vSphere 6.5, a few enhancements were made to the vVOLs and I am seeing quite a few customers use this in their production environment. On my day to day conversation with customers, mostly… Read More »

Replacing vSphere 6.x Machine SSL using VMCA as a Subordinate CA

By | May 15, 2017

vSphere 6.0 brought many enhancements with it and one of the most significant among them was VMware Certificate Authority which is VMware’s own CA and it eases the pain of certificate management in vSphere 6. VMCA is itself a fully functional CA and can be used to issue certificates to all vSphere 6 components (vCenter and… Read More »

VMXNET3 vs E1000E vs E1000 – Part 2

By | April 7, 2017

Network performance with VMware paravirtualized VMXNET3 compared to the emulated E1000E and E1000. In the first article the general difference between the adapter types was explained. In this article we will test the network throughput in the two most common Windows operating systems today: Windows 2008 R2 and Windows 2012 R2, and see the performance of the VMXNET3 vs the E1000 and the E1000E. To… Read More »