Category Archives: CentOS

systemd-networkd exanic cards

This post is to detail how I managed to reliably set the additional settings for  Exablaze‘s ExaNIC X40 card, the technique is applicable to other cards. I was performing this on a Dell R730 running CentOS 7.4 The Exablaze cards have … Continue reading

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Kickstart overcoming UEFi or converting from MBR

Recently I had the opportunity to install CentOS 7 onto a new Intel Skylake based machine. The system using legacy bios mode installed via kickstart without any issues, repeatedly. I should say that the system had two 500Gb msata drives and … Continue reading

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Data capture with ExaNIC’s

Capturing the data My scenario is that I wish capture some multicast data and analyse it later.  I’d like this process to be automated, start at a specific time, stop at a specific time, and then process the captured data … Continue reading

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Configuring Exanic’s under CentOS 6

We use the Exablaze Exanic X4 cards at work. The manual does explain what you have to do but doesn’t give you the CentOS/RHEL specifics. I’m assuming the driver is already installed.  The first thing to notice is that when … Continue reading

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CentOS 6.5 on Super Micro HFT server

Recently I had the chance to test the Super Micro 6027ax-72rf-hft3 server, which is meant for HFT environments, being over clocked including the supported network cards.  I was aiming to run performance tests with the ExaNIC X2 from Exablaze. Unfortunately, the Super … Continue reading

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Retrieving sunset from BOM

I needed to find the sunset time, so I can turn on my path lights for a couple of hours each night.  The BOM usually display the sunrise and sunset times when they provide the weather forecast. Having looked at … Continue reading

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Fedora 17 on Macbook Air

At work we use CentOS and RedHat, therefore we work with and produce RPMs.  I wanted my MacBook Air to be able to build RPMs and also act as a build server for when I need to build servers at … Continue reading

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Dell dset 3.2 on CentOS 6.2

We have been having some issues with some Dell servers and we were asked to provide a dset output for one of them.  Of course the new version 3.2 does not run directly under CentOS 6.2, however as RHEL is … Continue reading

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