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Category Archives: storage
Adaptive Queuing in ESX
While troubleshooting another issue a week or two ago I came across this VMware knowledge base article. Having spent most of the time with other brand arrays in the past, I thought this was a pretty cool solution verses just … Continue reading
Random Half Thoughts While Driving
So I often have epiphany teasers while driving long distances or stuck in traffic. I call them teasers because they are never fully developed ideas and often disappear into thoughts about passing cars, or yelling at the person on their cell phone going 15 … Continue reading
VMware View and Xsigo
*Disclaimer – I work for a Xsigo and VMware partner. I was in the VMware View Design and Best practices class a couple weeks ago. Much of the class is built on the VMware View Reference Architecture. The picture below … Continue reading
Posted in administration, cloud, network, performance, storage
Tagged view, vmware, xsigo
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iSCSI Connections on EqualLogic PS Series
Equallogic PS Series Design Considerations VMware vSphere introduces support for multipathing for iSCSI. Equallogic released a recommended configuration for using MPIO with iSCSI. I have a few observations after working with MPIO and iSCSI. The main lesson is know the … Continue reading
New VMware KB – zeroedthick or eagerzeroedthick
Due to the performance hit while zeroing mentioned in the Thin Provisioning Performance white paper this article in the VMware knowledge base could be of some good use. I would suggest using eagerzeroedthick for any high IO tier 1 type … Continue reading
Thin Disk on vSphere My First Glance
So today I got around to putting ESXi 4 on my spare box at home. I first deployed a new virtual server and decided to use the thin provisioning built into the new version. After getting everything all setup. I … Continue reading
ESX Commands – esxcfg-hwiscsi
Next in the order of commands is esxcfg-hwiscsi. This command according to the iSCSI SAN configuration guide will let you set certain settings as required by your SAN on your hardware iSCSI HBA. esxcfg-hwiscsi -h – this is the help. … Continue reading
The Forging of the new Network/VMware/Storage Professional
When I first started out in College I needed a work study job. Since I liked to help people with their computer problems I applied and was hired for a position doing phone and in person support for the University. … Continue reading
Posted in network, storage, vmware
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From Professional VMware – Virtual Machine Disk Sizing Tool
Cool Sizing spreadsheet I found at Professional VMware “This is a tool that I created a while back to assist in sizing needed disk space in a deployment. Straight forward to use, the totals are calculated as follows: VMDK Size … Continue reading
Don’t Delete anything. Ever!
Ok, so after a stressful morning I am writing mainly to tell myself never delete anything, ever again. Anyone else, if you don’t know vmware very well, don’t try to manipulate your vmdk files. Probably should not perform this combo … Continue reading