A long time ago in a galaxy far away.. Looking back at my younger days of IT, I had plenty of time and disposable income. I spent plenty of all-nighters installing and breaking linux distros and various other toys, and when it did break, it took many hours of troubleshooting or eventually re-installing and …

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The Disappearing Act A VM went off the network, and actually lost the NIC from within the VM’s hardware. Pouring through logs, (some thanks to LogInsight, more on that later), I discovered in vmware-xx.log: 2013-11-19T07:33:01.246Z| vcpu-0| Powering off Ethernet0 2013-11-19T07:33:01.246Z| vcpu-0| Hot removal done. ah …

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When installing Powershell v3, it doesn’t install any local help files for get-help. If you are upgrading from v2 to v3, the help isn’t updated either. If you are using a proxy, a simple update-helpmay not work for you. Do the following: 1$webclient = New-Object System.Net.WebClient 2$creds = Get-Credential …

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It’s amazing how much is going on when you dig through logs. On this occasion I was looking at “tasks & events” of a host and noticed a lot of network errors. Alarm ‘Network uplink redundancy lost’ on triggered an action The error was occurring every 5 minutes. This was made visual with the use of Log Insight. My …

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VMware released the VMware Certified Associate (VCA) exams at VMworld San Francisco 2013. These are entry level exams, below VCP, aimed at people just getting into virtualisation or not quite ready to sit the VCP exams. Bloggers are saying great things about the VCA exams. I spoke with a few people at vForum Sydney …

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Everyone else has done one, so I hope there’s something unique that comes out of this. The Study I made some notes as I was studying for VCAP-DCA, so these may not necessarily reflect what was on the exam. I found an awesome ESXTOP poster at vmworld.net. No idea how I hadn’t come across this before. I’d never really …

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The September Melbourne VMUG was on this week, and it was a ripper. The agenda was set for: EMC Presentation: Continuous Availability with VPLEX – Berin Smithson VMware Presentation: What’s New in vSphere 5.5 – Greg Mulholland Building a Service Provider Cloud Offering – Arron Stebbing Coming off VMworld only 3 weeks …

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By accident while in Cluster Settings / Datastore Heartbeating, I noticed a datastore wasn’t available of one of the hosts. Trying to mount it from the vSphere client failed with a popup: Call “HostStorageSystem.ResolveMultipleUnresolvedVmfsVolumes” for object “storageSystem-326” on vCenter Server “vcenter” failed. The …

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After reading the #vBrownBag IaaS study guide from @coolsport00, and exams being 75% off at VMworld, I decided to book the IaaS exam. The exam is usually US$225. I booked it using the VMworld SF 75% discount code, and thought I’d be cheeky and try and apply the VMUG Advantage 20% discount as well. It worked! …

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While using Splunk I noticed 1 ESX host had a huge amount of logs compared with the others in that cluster. Looking into it, every hour there were about 23,000 entries for: 1storageRM: Slope info magic number check failed. On disk 0x0, expected 0x1df5e76. There was only 1 hit on google from a twitter conversation with …

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