virtually Sensei Blog

vSAN 7 U1 Component Placement

vSAN 7 U1 brought in significant changes to its method of creating components especially for objects which are larger than 255GB. This change was brought in adapt to minimum slack space requirements which is...

vSAN Scrubber changes 7.0U1c

vSAN Scrubber is a background operation at DOM owner. Scrubber performs detection (scrub) and fixing (recover) of checksum and IO errors. Mostly Checksum errors and I/O errors which are seen in vSAN environment is...

Advanced Cross-vCenter vMotion

VMware had initially launched a fling version called “Cross vCenter Workload Migration Utility” which was used by a lot of VMware administrators/customers to migrate workloads/VMs between two vCenters which are managed individually (not under...

vSAN 7 Update 1 FastBoot – Feature Walkthrough

vSAN hosts reboots when compared to regular ESXi hosts generally take longer due to its log structured system to capture and track all the modifications occurring at the write buffer / Cache Disks, vSAN...

HCI Mesh™ -Feature Walkthrough

HCI Mesh™ is one of the new feature that is introduced with vSAN 7 Update 1 release. HCI Mesh™ provides disaggregation of compute and storage by allowing vSAN customers to share vSAN datastores between...

Shared Witness – Feature walkthrough

vSAN 7 Update 1 now gives us high efficiency to this two node “Shared Witness” topology by allowing vSAN administrators to use a single shared witness for up to 64 two node vSAN clusters...

IOInsight vSAN 7.0 U1 – Feature walkthrough

This blog article is a feature walkthrough on “vSAN 7 Update1 IOInsight” and understand how this can help us to approach/investigate performance related issues on VMs running on vSAN. IOinsight has been available in...

Technical Overview – vSAN 7 Update 1

vSAN 7.0 U1/ vSAN 7 Update1 is one of the biggest release for vSAN in last couple of years, there is a long list of new features that are added/released with this version. This...

vSAN 7 U1 Compression-Only – Feature Walkthrough

In this blog article we will look at the vSAN 7 U1 Compression-Only feature ,its benefits and how it fares with other space saving features on the previous releases of vSAN. I have been...