VMs are shown with absolute path to vmx file in vCenter

VMs are shown with absolute path to vmx file in vCenter

These days I had to troubleshoot a problem in a vCenter environment. A few VMs shown with absolute path to vmx file in vCenter inventory. Normally this occurs when a ESXi boots with no connection to its previous mounted storage volumes. VMs located on these volumes are shown like this in inventory. But this wasn’t the case here: VMs were running and no host was […]

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vMotion ends in “Cannot connect to host”

vMotion ends in “Cannot connect to host”

Recently I entered a problem when trying to migrate VMs to new hosts and storage. vMotion in new environment was already running without problems. After changing vMotion configuration in new environment to enable migration from existing host, I got an error when trying to migrate using storage vMotion. The error was: “Cannot connect to host”. The vMotion task ended a second after start. Source host […]

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Storage vMotion between arrays of same vendor

Storage vMotion between arrays of same vendor

Recently I had to investigate an interesting behavior of ESXi hosts during Storage vMotion between two arrays of the same vendor – in this case HDS (G600 –> G700/F700). In this post I list observed symptoms and a very simple way to boost performance in this situation.

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