tl;dr – The Quick Fix Despite what the error message may say, there is no scan actually in progress. Instead, you need to clear some bogus Dirty Region Tracking (DRT) flag by kicking off a Data Integrity Scan for Crash Recovery on the owning node of the CSV: The job may take awhile to complete; […]
TL;DR – How to Fix! If your Health service is in a Failed state, you most likely cannot get your SDDC Management service to start up. You also probably cannot manage the cluster via Windows Admin Center (WAC). It also means you cannot run the Stop-ClusterPerformanceHistory command, as that relies on these services to be […]
tl;dr – click here to jump to the bottom and get the script. Quick History on Deduplication The current version of Deduplication has been around since at least Server 2012/2012R2. Starting in Server 2016, Storage Spaces Direct (S2D) has had the ability to use dedup on CSVFS_NTFS (and CSVFS_ReFS in Server 2019). This same version […]
tl;dr – As of August 9, 2022, you need to configure Simultaneous Live Migration settings from Get-Cluster and not local to each Hyper-V host. Read more about it here: https://techcommunity.microsoft.com/t5/failover-clustering/new-cluster-wide-control-for-virtual-machine-live-migrations-in/ba-p/3709680 Deep Dive If you are running Server 2022 or HCI 21H2 and you recently updated to a KB released after August 9, 2022, you may […]
We’ve all done this before: Create a VM Mount a bunch of VHDX all the same size Go into the OS and struggle to figure out which VHDX is which I just did this to myself when creating a Commvault Media Agent VM on RHEL 8. I needed 3x VHDX, all 2TB in size, mounted […]
Introduction In October 2021, I was fortunate enough to get my hands on an early release of the Azure Virtual Desktop Private Preview for Azure Stack HCI (AVD on ASHCI from hereon out). You can read about the announcement at Microsoft Ignite here. Like many of the hybrid offerings Microsoft has been pumping out since […]
If you’ve used VMM in the last decade, there is no doubt that you’ve run across this gem of an error: This error may appear when you do any sort of Hyper-V host management (adding servers to VMM for management or deploying VM templates). For me, it randomly started to appear one day out of […]
If you ever had to install private hotfixes from Microsoft, you most likely had to enable Test Signing (aka – Debug Mode) to install the binaries. Once done, you must uninstall the hotfix, reboot, then disable Test Signing and reboot again. But sometimes, the Windows desktop’s wallpaper will keep the watermark. What gives?! Let’s check […]