VMOTION ISSUE – A SPECIFIED PARAMETER WAS NOT CORRECT

This guest post is by Steven Kang who blogs at ssbkang.com, where you can find his back catalogue of posts. Find out more about the guest blogger program here.

INTRODUCTION

While upgrading ESXi 5.0 servers to 5.5 , I faced an issue that a bunch of virtual machines weren’t able to be vMotioned while entering maintenance mode.

In this blog post, I would like to share with you how I went through the issue and found the solution.

SYMPTOM

Initial symptom was that whenever I execute vMotion with a several virtual machines, it stopped at 14% saying:

“A specified parameter was not correct”

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