Tag Archives: vExpert

VMware ESXi CBT bug PT3 — ESXi 5.5 now fixed.

This now becomes the 3rd post regarding the infamous Changed Block Tracking bug that was/is evident in all versions of ESXi 4+. If you missed them, Part 1  &  Part 2 Finally today we see the bug squashed in ESXi 5.5 with the release of Patch ESXi-5.5.0-20150104001-standard (2099271). This still leaves 4.x susceptible though so I urge any good folk using… Read more »

ESXi – Driver VIB update using ESXCLI

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Nothing groundbreaking here folks, but this is a quick and easy way to upgrade the drivers (in this case Network Intel & Broadcom) on your host(s) I’ve done this many times for various reasons: Misbehaving drivers after upgrades, Version control, “’cause I wanna’”. etc Login to your host with the ssh client of choice (putty of course!) and put it… Read more »

VMware PowerCLI – Suppress vCenter Certificate warnings

A very quick post this one, but an annoying thing I often see left unchecked in environments, that is simple to fix in a minute. Yes, this is an old topic, but it’s still too evident today…. This should be in your “just do it” category. It’s the awful Certificate warning displayed in your Powershell session when you connect to… Read more »

PowerCLI – What went where ?

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I had a nice little episode with a set of PSOD looping hosts in December which resulted in a lot of guests getting moved around automatically during attempted HA recoveries. This got me thinking about all the automation that goes on ‘behind the scenes’ as a result of DRS and HA. Also when you have multiple admins, do you know if… Read more »

Auto ESXi Host Configuration Backups with PowerCLI

Regularly throughout the year, I like to take PIT (Point in Time) backups of my ESXi host configurations. These form part of my Critical Config backups that I hope I’ll never have to use. But like any backup, these are merely another safety net as we strive to have more resilient systems. With the calendar year now drawing to a… Read more »