Tag Archives: vmware KB

Disable Flow Control

sam.aaron/ November 25, 2013/ Daily, ESX, HowTo, VMware/ 0 comments

I was onsite this past weekend doing a vSphere 5.1 turnkey install. The turnkey consisted of a C7000 Blade Chassis, and two ESXi 5.1U3 hosts. With this new installation, the customer was adding to a new 10Gbe environment to his network. There were also a few settings that needed to be made, specifically, disabling Flow Control on the ESXi Hosts

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VMware VirtualCenter Server Service hung on “starting”

sam.aaron/ May 30, 2013/ Daily, VMware/ 0 comments

Discovered something interesting earlier today. I went to go work in vcenter and found that it was unresponsive. Thinking that the machine had recently “autoinstalled” a patch and rebooted. I first thought that maybe the vcenter service hadn’t started. I opened services.msc and found that the VMware VirtualCenter Server Service stuck on “starting”. I had no way to stop, or

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Maximum Switchover Timeout

sam.aaron/ January 27, 2013/ Daily, ESX, HowTo, VMware/ 0 comments

I recently ran into an issue where I was having to svmotion some rather large VMs (1-2TBs) that stretched over multiple datastores. During the svmotion, the VMs would time out at various percentages presenting this error. Consulting with Prof. G (Google) presented a VMware KB Article: 1010045. That article states; “This timeout occurs when the maximum amount of time for

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Missing NIC

sam.aaron/ August 27, 2011/ Daily, ESX, VMware/ 0 comments

Had an interesting event yesterday. A new application build was underway that wasn’t going very smoothly. Snapshots were being made and reverted rather frequently. After one one snapshot reversion, progress on the install was being made. Approximately three hours went by and a high priority ticket was raised. Something had gone wrong, and no one could access the VM. It

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SAN Loop Failure

sam.aaron/ August 2, 2011/ Daily, ESX, VMware/ 0 comments

Here’s an example of how important it is for your VMware Engineers to either have visibility into the SAN infrastructure, or work very intimately with the SAN Admins. We lost a fiber loop on one of our NetApp FAS 3160 SANs yesterday. If my team did not receive the critical fail-over emails, we would not have known that there were

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