Category Archives: vSphere

Physical Network Connectivity Lost And Intel® 82599 10 Gigabit Ethernet Controller

[UPDATE] Looks like the same issue shows up with Intel® Gigabit Ethernet Controllers such the i350-T4. And the same fix is to be applied… [/UPDATE] It’s been a long time I haven’t published anything on me blog site. As you … Continue reading

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Could DINO Be The Future Of vSphere NUMA Scheduler?

Dee-No DINO the future of vSphere NUMA scheduler uh! First thing first, DINO is not Dino… Dino is one of the  The Flintstones’s fictional characters. Flintstones. Meet the Flintstones. They’re the modern stone age family. From the town of Bedrock, … Continue reading

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Letter To Santa

Dear Santa, I’ve been terrific at virtualising low hanging fruit over the past years. I have reduced costs while increasing availability, reliability and performance for my applications. I’m a prodigy, I’m a super-hero! Now my CIO asked me to realize the … Continue reading

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Bull’s BCS Architecture – Deep Dive – Part 4

Following on from part 1, part 2 and part 3 here is … part 4 of this deep dive series on the Bull’s BCS Architecture. In the previous post I focussed on Intel RAS features that Bull’s BCS Architecture is leveraging to make the memory more reliable … Continue reading

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Bull’s BCS Architecture – Deep Dive – Part 3

The last couple of posts about Bull’s BCS Architecture have been quite intense and I hope I’ve met the technical details you were expecting. Here are the links to the entire deep dive series so far: Bull’s BCS Architecture – … Continue reading

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Bull’s BCS Architecture – Deep Dive – Part 2

In Bull’s BCS Architecture – Deep Dive – Part 1 I have listed BCS’s two key functionalities: CPU caching and the resilient eXternal Node-Controller fabric. Now let’s deep dive in  to these two key functionalities. Bear with it is quite technical. Enhanced system performance with … Continue reading

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ESXi>Graylog2 – Quickstart

This is the English version of a blog post from Raphael Schitz at hypervisor.fr. [UPDATE] For those who want to quickly setup alarms, you need to modify the following file: /usr/share/graylog2-web/config/email.yml and add these two lines in your crontab: Those … Continue reading

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Bull’s BCS Architecture – Deep Dive – Part 1

Before going further, let’s put here a list of related posts. Although not required, I encourage you to go through them all before reading the following post. Scale-Out And Scale-Up Architectures – The Business-Critical Application Point Of View Two Main Scale-Up Server … Continue reading

Posted in Bull, ESXi, Intel, Performance, VMware, vSphere | Tagged , , , , , | 6 Comments

Bull’s Implementation of a Glued Architecture

In my two previous posts, I’ve been introducing the concept of ‘glueless’ and ‘glued’ as the two main scale-up architectures. You can read them here and here. Eventually you may also read this post in the series talking about the … Continue reading

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Two Main Scale-Up Server Architectures – Part 1

To address the increasingly demanding workloads, processor sockets are added in a seamless way within a single server. You’re scaling up. Sockets are connected together as well as the memory and IO boards and applications can benefit from more compute … Continue reading

Posted in Bull, ESXi, Monster VM, Performance, Uncategorized, vSphere | 3 Comments