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AOS 6.1 Improvements for Day-2 database operations.

Published: March 8, 2022 (Updated: January 3, 2023) in Nutanix, nutanix, database, aos, sqlserver by gary. Leave a Comment on AOS 6.1 Improvements for Day-2 database operations..

AOS 6.1 greatly improved database performance on Nutanix especially when the guest VM uses just a single disk for all the database files. The underlying change is known as vdisk sharding. Basically it allows the Nutanix CVM to scale up the number of threads used to service a single virtual disk under heavy load.

Nutanix AES: Performance By Example PT2

Published: December 18, 2018 (Updated: January 2, 2019) in Nutanix, aes, performance, aos by gary.

How to improve large DB read performance by 2X Nutanix AOS 5.10 ships with a feature called Autonomous Extent Store (AES). AES effectively provides Metadata Locality to complement the existing data locality that has always existed. For large datasets (e.g. a 10TB database with 20% hot data) we observe a 2X improvement in throughput for random […]

Nutanix AES: Performance By Example.

Published: December 17, 2018 (Updated: January 23, 2019) in Nutanix, aes, performance, aos by gary.

How to reduce database restore time by 50% During .Next 2018 in London, Nutanix announced performance improvements in the core-datapath said to give up to 2X performance improvements. Here’s a real-world example of that improvement in practice. I am using X-Ray to simulate a 1TB data restore into an existing database. Specifically the IO sizes […]