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View from Nutanix storage during Postgres DB benchmark
Following on from the previous [1] [2] experiments with Postgres & pgbench. A quick look at how the workload is…
Category: Nutanix
Nutanix specific hints & tips
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Install a bitnami image to Nutanix AHV cluster.
One of the nice things about using public cloud is the ability to use pre-canned application virtual appliances created by…
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Nutanix AES: Performance By Example PT2
How to improve large DB read performance by 2X Nutanix AOS 5.10 ships with a feature called Autonomous Extent Store…
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Nutanix AES: Performance By Example.
How to reduce database restore time by 50% During .Next 2018 in London, Nutanix announced performance improvements in the core-datapath…
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How scalable is my Nutanix cluster really?
In a previous post I showed a chart which plots concurrency [X-axis] against throughput (IOPS) on the Y-Axis. Here is that…
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Working with fio “distribution /pereto” parameter
The fio Pareto parameter allows us to create a workload, which references a very large dataset, but specify a hotspot…
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You are here. The art of HCI performance testing
At some point potential Hyper-converged infrastructure (HCI) users want to know – “How fast does this thing go?”. The real…
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X-Ray scenario to demonstrate Nutanix ILM behavior.
Specifically a customer wanted to see how performance changes (and how quickly) as data moves from HDD to SSD automatically…
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HCI Performance testing made easy (Part 4)
What happens when power is lost to all nodes of a HCI Cluster? Ever wondered what happens when all power…
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HCI Performance testing made easy (Part 3)
Creating a HCI benchmark to simulate multi-tennent workloads HCI deployments are typically multi-tennant and often different nodes will…
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HCI Performance testing made easy (Part 2)
A simple benchmark for Random Reads, Random Writes, Sequential Reads, Sequential Writes.
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HCI Performance testing made easy (Part 1)
How to create a customized performance test using X-ray.
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Detecting and correcting hardware errors using Nutanix Filesystem.
It’s good to detect corrupted data. It’s even better to transparently repair that data and return the correct data to…
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SQL*Server on Nutanix. Force backups to HDD.
As an experiment, I wanted to (a) Create a HDD only container, and (b) measure the bandwidth I could achieve…
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SATA on Nutanix. Some experimental data.
The question of why Nutanix uses SATA drive comes up sometimes, especially from customers who have experienced very poor performance using…
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Lord Kelvin Vs the IO blender
One of the characteristics of a successful storage system for virtualized environments is that it must handle the IO blender. Put…
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Designing a scaleout storage platform.
I was speaking to one of our developers the other day, and he pointed me to the following paper: SEDA:…