Nagios – Monitoring our ESXi hosts

In this document, we'll look at all the steps needed to be able to monitor an ESXi host, we will see the most common parameters and the values that we can obtain to have a controlled environment thanks to Nagios and Centreon! All the information we can obtain is amazing! In other documents we will see other information that we can obtain from vCenter and its VMs, Today the hosts are playing!

Upgrade to ESXi 6.5 and pre-upgrade checklist

In this document we will be able to follow the steps that will allow us to update our ESXi host to the latest version, the 6.5. See 3 Upgrade Options, A first, Surely the most used by everyone, which is through a package that allows us to update offline, by command line in the fastest way; a second way that is similar to the previous one but online, downloading the updater directly from the VMware website and finally the traditional, The simplest, which is via CD, USB or iLO!

Extending a shared virtual disk into multiple VMs

I leave you this post because a client has asked me to do it on several occasions and so I leave it for you 😉 too If we need to expand a virtual hard drive (Vhd) that is shared across multiple virtual machines, typically for cluster use, we will remember that we have the SCSI controller in Bus Sharing and that the disk is created in Eager Zeroed! We will follow these steps to expand this album.

Upgrade de host VMware vSphere ESXi 5.5 a 6.0

In this document, we'll look at an easy way to upgrade a VMware ESXi host to the new version 6, We will upgrade the host in-place, First with the local media (DVD/USB) and graphic installation, then using CLI remotely with the depot file and we will finalize the document seeing how to revert the update if necessary!

Upgrade ESXi hosts to 5.5 with Update Manager

Continuing to upgrade your environment to vSphere 5.5 with Update Manager, after upgrading vCenter Server and other components, the next step will be the upgrade of the ESXi hosts to the version 5.5. As we saw in a previous document, we can also perform the update manually. We will be able to directly migrate the ESX 4.x to ESXi 5.5 or upgrade the ESXi 4.x or 5.x directly.

Hypervisor comparison – VMUG Galicia

Good morning everyone! today we will give a talk for the community of VMware Galicia users in Santiago de Compostela; where we will compare different hypervisors and see a little about their differences or their evolutions. I wanted to share the presentation with you all, I leave you a PDF link to read and another with the presentation as such (for Windows or Mac). By the way, I share the presentation with the crack Miguel Angel Alonso of JMG!!!