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Category: Virtualization

Optimizing Palo Alto Networks VM-Series Firewall on ESXi

by Tomi HakalaPosted onMarch 10, 2018March 17, 2018

Optimizing a performance for virtualized systems is always a trade-off between consolidation ratios and single VM performance. These instructions are geared towards maximum performance and network connectivity reliability (reduce packet drops to minimum) of a single Virtual Machine at cost…

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How to change console keymap on Photon OS

by Tomi HakalaPosted onJanuary 13, 2017March 16, 2018
Photon OS Logo

If you live outside US, like me, you might want to change default keymap on Photon OS. This is very easily done. Install Linux Keyboard Tools package, kbd, and run localsectl set-keymap <keymap_code>. Below is an example how to set…

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Tintri enters All-Flash market with VMstore T5000 series

by Tomi HakalaPosted onAugust 21, 2015March 16, 2018

Yesterday we saw a big product launch from Tintri, maker of VM-aware storage array VMstore. Up until yesterday Tintri VMstore arrays have been Hybrid-Flash arrays which contain both SSD and HDD capacity with efficient space saving methods and intelligent tiering…

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VDP 6.0 configuration utility not compatible with Google Chrome – Updated

by Tomi HakalaPosted onMay 2, 2015May 24, 2015

Google removed SSL support from recent Chrome versions because of major security flaws in SSL protocol. Unfortunately this breaks some web applications which are running on web servers configured to support only SSL and not more secure TLS, VMware Data…

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VMFS Datastore UNMAP using vCenter Orchestrator

by Tomi HakalaPosted onAugust 31, 2014March 16, 2018
Automate All the Things

If you are using thin provisioned block volumes for your VMware vSphere VMFS datastores you will certainly benefit from this new vCenter Orchestrator workflow I created. VMware introduced VAAI UNMAP capability in vSphere 5.0, and since vSphere 5.0 update 1…

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VMWorld 2014 US top 10 session recordings now online!

by Tomi HakalaPosted onAugust 28, 2014August 31, 2014

Recordings of top 10 sessions at VMWorld 2014 US are now available online! STO1965.1 – Virtual Volumes Technical Deep Dive NET1674 – Advanced Topics & Future Directions in Network Virtualization with NSX BCO1916.1 – Site Recovery Manager and Stretched Storage:…

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Schedule VM version upgrades with vCenter Orchestrator

by Tomi HakalaPosted onAugust 8, 2014August 31, 2014
Automate All the Things

Upgrading large number of virtual machines to higher virtual machine version can be painstakingly laborious task if done manually using GUI tools, as a result virtual machine versions are usually left untouched, until it is absolutely necessary to upgrade to…

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vSphere VM version impact on available CPU instructions

by Tomi HakalaPosted onAugust 7, 2014August 10, 2014

While working on new vCenter Orchestrator workflow for scheduling VM version upgrades I ended up doing some fact checking on low level differences of available VM versions. Using simple cat /proc/cpuinfo method on Linux, I noticed that set of CPU…

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