Convergence of Data and Infrastructure » Virtualization

My SQL Server on VMware Accelerator boot camp video series is now live on Youtube! There’s no strings attached and no price of entry, so now there’s no reason why you can’t join me in this ...

https://www.davidklee.net/2023/07/07/sql-server-on-vmware-accelerator-now-free/

We’ve been tracking a weird state with SQL Server virtual machines on VMware and possible warnings on database corruption while VM backups are running, largely centered around (but not isolated...

https://www.davidklee.net/2022/05/18/vmware-sql-server-823-824-alerts/

After doing some digging today with a Client, we hit a roadblock on something that I need to share with using the NVMe virtual disk controller on the VMware ESXi 6.5 and above platform. If you’...

https://www.davidklee.net/2021/02/23/cannot-expand-vmdks-with-nvme-storage-controller-on-vmware-without-a-reboot/

I recently had a great question on some of the differences in virtual machine disk presentation from one of our amazing clients, and I thought I’d share the answer here because it’s a common ...

https://www.davidklee.net/2018/02/01/multiple-disk-controllers-in-vms-can-mean-improved-performance/

VMware’s latest release of the vSphere virtualization suite, version 6.5, changes how they handle vNUMA presentation to a virtual machine, and there’s a high likelihood that it will break you...

https://www.davidklee.net/2016/11/29/vmware-vsphere-6-5-breaks-your-sql-server-vnuma-settings/

A number of you sent me some excellent questions about this topic, and my favorite asked me for the query that you can use to get this information DIRECTLY from the VMware vCenter database. SO…...

https://www.davidklee.net/2016/04/08/vmware-cpu-co-stop-and-sql-server-performance-continued/

Not too many people know about the intricacies of virtualization CPU scheduling and its impact on the performance of the VMs, so application owners out there – listen up! I’ve writtenÂ...

https://www.davidklee.net/2016/03/03/vmware-cpu-co-stop-and-sql-server-performance/

A few weeks ago, while at the incredible SQL Saturday Madison, I had a great discussion with a few of the other speakers about SQL Server VM-level memory counters and their (lack of) validity ...

https://www.davidklee.net/2015/05/22/vm-memory-counters-lie-for-sql-server-vms/

OK, so maybe they do not lie to you, but I got your attention. In virtualized environments, the performance statistics that you see from the management interface may not give you the entire pictu...

https://www.davidklee.net/2014/01/28/virtualization-resource-consumption-counters-lie-to-you/

For those of you with your mission-critical servers already virtualized on a VMware-based virtual infrastructure, are you using the VMware Paravirtual SCSI driver to boost your I/O performance by...

https://www.davidklee.net/2014/01/08/retrofit-a-vm-with-the-vmware-paravirtual-scsi-driver/