Nov 15

Bitcoin Mining

Ever since I wrote that article about bitcoins, a fair number of readers have been asking about mining and general investment into bitcoins. We’re putting together a new article. We hope to review some bitcoin gear in the coming months. Continue reading

Nov 08

VMware ESXi host fails with PSOD after upgrading to 6.5 Update 1 (2151749)

Just when you thought it was safe to upgrade a Pink Screen of Death (PSoD) is confirmed. If you are thinking of upgrading from 6.5 u2 to update 1 you may want to hold off. This problem has no resolution and was officially documented by VMware on Oct 25, 2017.

Symptoms

  • Upgrading to ESXi 6.5 Update 1 produces a PSOD.
  • ESXi host using 10GB NICs

Continue reading

Oct 02

Unsupported hardware family vmx-12 error on vmware vsphere esxi 6 or 6.5

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Exporting to an OVF file results in an unsupported hardware family vmx-12 error. Here are a few possible fixes.

I spent hours exporting a virtual machine (vm) to an OVF format only to discover that VMware vSphere 6.5  gives me an error when I tried to deploy it.

Error message: Unsupported hardware family ‘vmx-12’ error  ( also applies to vmx-10, and vmx-11 )

Cause: You created the VM using Workstation 11 or 12/12.5 and didn’t set the vm version to 10 or below before creating the OVF. Continue reading

Sep 22

Windows 10 Pro Creator’s edition 2017 update breaks VMware Workstation 12 and 12.5 NIC Build 1703

If you read my posts then you know we’re been here before. The Windows 10 Pro update called the Creators Edition released in September 2017 (Build 1703) breaks your VMs running on VMware Workstation pro 12 or 12.5. It is possible that 11 or earlier may have this same problem.

Instead of simply sending you back to my old post I thought I would share how to fix this problem quickly.

Summary: The VMs suddenly no longer see the Network Interface Card (NIC) of your computer running Windows 10 Pro. Just to be clear, the VMs can be running any version of Windows and have this issue. The Workstation is running on Windows 10 Pro. Continue reading

Mar 17

VMware vSphere ESXi 6.0 u2 has been released!

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VMware vSphere ESXi 6.0 u2 (update 2) New features include:

  •  High Ethernet Link Speed: ESXi 6.0 Update 2 supports 25 G and 50 G ethernet link speeds.
  • VMware Host Client: The VMware Host Client is a HTML5 client that is used to connect to and manage single ESXi hosts without a vCenter Server.
  • vSphere APIs for I/O Filtering (VAIO): Enhancements made to VAIO includes supports for IPv6 and VMIOF versions 1.0 and 1.1.
  • Two-factor authentication for vSphere Web Client: Better Security with RSA SecurID and Smart card authentication.
  • Windows 10 Support for the vSphere Web Client
Mar 17

Microsoft SQL now runs on Linux!

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Scott Guthrie- Executive Vice President, Cloud and Enterprise Group, Microsoft recently announced Microsoft SQL that runs on Linux. Microsoft SQL 2016, available later on this year, will be able to run on Linux as well as an Azure SQL cloud service.

According to Microsoft, the benefits include:

  • Groundbreaking security encryption capabilities that enable data to always be encrypted at rest, in motion and in-memory to deliver maximum security protection
  • In-memory database support for every workload with performance increases up to 30-100x
  • Incredible Data Warehousing performance with the #1, #2 and #3 TPC-H 10 Terabyte benchmarks for non-clustered performance, and as of March 7, the #1 SAP SD Two-Tier performance benchmark on Windows1
  • Business Intelligence for every employee on every device – including new mobile BI support for iOS, Android and Windows Phone devices
  • Advanced analytics using our new R support that enables customers to do real-time predictive analytics on both operational and analytic data
  • Unique cloud capabilities that enable customers to deploy hybrid architectures that partition data workloads across on-premises and cloud based systems to save costs and increase agility