admin State of Disaggregated HCI (HCI Mesh)-vSAN 8 U1
Introduction I have already talked about HCI Mesh (dHCI) when it was first launched with vSAN 7.0 U1 here, I would encourage you to read thru my previous blog for…
Large Write Buffer for vSAN 8 OSA Architecture
Introduction In vSAN 8.0, VMware vSAN introduced support for “Large Write Buffer”(LWB) cache disk size of upto 1.6TB can be used with OSA architecture. Although larger disks were supported in…
Native vSAN Trace Object
vSANTraces are generally used to troubleshoot and debug critical performance issues in vSAN(OSA and ESA) and also in some cases they are used to troubleshoot vSAN data-path related problems such…
vSAN-ESA SPBM and Compoment placements
Introduction vSAN-ESA has introduced this concept of Storage Pools where all the disks in a given storage-pool contributes towards total capacity available for consumption. This initial release of vSAN ESA…
vSAN ESA – Log Structured File System
I have already briefly talked about vSAN-ESA’s Log Structured File System(LFS) in my previous blog, it advised to go over it once before you continue reading here. This blog talks…
My take on vSAN-ESA
vSAN-8 launched with a brand new storage architecture for vSAN called VMware vSAN Express Storage Architecture™ or ESA along side with a few enhancements to vSAN-OSA which is the Original…
vSAN Performance 7.0 U3 Whats new?
vSAN 7.0 U3 delivers improved performance with optimisations made to the data path when using RAID-5/6 erasure coding very similar to what was added to vSAN 7.0 U2 Performance enhancements…
vSAN 7.0U2 Performance-Whats New?
In this blog I will go over some of the key benefits with vSAN 7.0U2. I got my hands on a 4 node VxRail Cluster, where I was able to…
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…
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…