Monthly Archives: November 2020

Recabling The Cluster

Background, back in the day we had slow network speeds of 10 Megabits per second (10 Mb/s). The specification is UTP Category 3 shortened to Cat3. That’s about half the speed of normal home type WiFi. (We’re not counting dial-up … Continue reading

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Backing Up A vCenter Appliance

It’s actually built into the 6.5 vCenter Appliance where you can back up the server data. Log in to https://appliance:5480 and under Summary select Backup. Couple of interesting tips as I proceeded though. Backup logs are located in /var/log/vmware/applmgmt as … Continue reading

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Upgrading VMware vCenter

I’m upgrading my VMware cluster to support VMware 7. Currently I’m running 6.5 on three older Dell R710’s and a Dell R410. I’ve rebuilt the R410 to run Ubuntu and run KVM on it as it’s a different VM management … Continue reading

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Downloading Large Files

I need to upgrade my VMware cluster from 6.5 to 7.0 U1 in order to continue to be supported by the VMUG organization. It’s something I should do anyway just to keep my VMware chops current plus continue to learn … Continue reading

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Add Jenkins Build Agent

You want Jenkins to use a remote agent (server) to do the builds. As such, create two more servers to process tasks. I want to process remote tasks on server 2 so add a label for ‘remote’ I want to … Continue reading

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kubeadm kubelet Problem

Over the past year and a bit, I’ve been using kubeadm to build and upgrade my clusters starting with Kubernetes 1.14. I switched from the home grown scripts I’d initially created for the 1.2 installation and continued through 1.12 to … Continue reading

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