Tech Notes

• VSAN
• 6.7
• vSAN6.7
• vRealize
• Dashboards
• vCenter

vRealize Operations within vCenter for vSAN 6.7

This takes a look at a new feature introduced in vSphere/vSAN 6.7 that provides vRealize Operations intelligence embedded directly in the vCenter UI.

Resync Optimizations in vSAN 6.7 Update 3

• vSAN
• Performance
• 6.7
• vSAN6.7
• AdaptiveResync
• resynchronizations
• congestions

Adaptive Resync in vSAN 6.7

Take a look at how vSAN 6.7 is able to provide an all new level of control of I/O activity that occurs across a vSAN cluster, and how these changes will help deliver more consistency to VMs.

• vSAN
• Cloud
• Analytics
• Performance
• Benchmark
• HealthUI

vSAN Health Check Improvements

An overview of vSAN Version 6.6 Online Health Check, performance service improvements in phone home capabilities drastically improve confidence in vSAN operations.

• vSAN
• 6.6

Easy Install

vSAN 6.6 includes a new capability that allows for the easy installation of the VCSA appliance without having vSAN preconfigured.

• vSAN
• HCI
• encryption
• rest
• dare
• AES-NI

vSAN Data Encryption at Rest

Introduced in vSAN 6.6, vSAN Encryption provides complete datastore encryption that is secure and easy to use without the need for self-encrypting drives.

Cluster QuickStart

This tech note discusses Cluster QuickStart, which was introduced in vSphere 6.7 U1 and vSAN 6.7 U1. This enhancement provides a streamlined method for building and expanding an HCI cluster.

• Compression
• Erasure Coding
• Deduplication
• vSAN
• HCI

vSAN Space Efficiency Technologies

vSAN delivers efficient near-line deduplication, compression, and erasure coding capabilities that enable high performance all-flash configurations with lower TCO.

Nested Fault Domains in vSAN 6.7U1

This tech note describes the nested fault domains feature in vSAN 6.7U1. Note that this feature currently requires an RPQ for production support.

• vSAN
• 6.6
• HCI
• Humbug
• Support
• CEIP
• Skyline

vSAN Support Insight

This Section Discusses native vSAN phone home support integrations.

• vSAN
• Performance
• 6.6
• HCI

Intelligent Rebuilds in vSAN 6.6

Tech Note describing the mechanics of intelligent rebuilds, and new capabilities in vSAN 6.6 that improve the intelligent rebuild processes.

Degraded Device Handling

vSAN proactively identifies failing devices and takes actions to pro-actively remediate even partial failures.

• vSAN
• Caching

VMware vSAN Caching Algorithms

An overview of VMware vSAN caching algorithms

• vSAN
• Performance
• 6.6
• HCI

vSAN 6.6 Performance Improvements

This document details the test results that demonstrate the performance improvements of vSAN 6.6 over vSAN 6.5.

• vSANSparse
• Sparse
• Snapshot
• snapshots

vsanSparse Snapshots

Tech Note that details vsanSparse snapshots--how they work and the benefits of using them.

• vSAN
• Locality

Understanding Data Locality in VMware vSAN

This document discusses how vSAN design choices exploit data locality to deliver superior aggregate performance while retaining simplicity and efficiency.

Automatic Coredump Expansion in vSphere 6.7

Tech Note for Coredump expansion feature in vSphere 6.7

vSAN Availability Technologies

This technote describes vSAN architecture, technologies, and methods that make vSAN a resilient, highly available storage solution for running mission-critical applications.

• vSAN
• VUM
• firmware

VMware Update Manager Integration with vSAN

This Tech note provides an insight into the evolving integration between VMware Update Manager and vSAN in managing the overall lifecycle and end-to-end component upgrades

• archive

Archive

Archive of the previous tech notes.

Data Protection for VMware vSAN

This tech note explores the various data protection solutions for VMware vSAN.

Getting started with vsantop

This Tech Note discusses the usage and architecture of a new command-line utility called vsantop introduced with vSphere 6.7 Update 3