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How can I ensure only the root user have the right to halt/reboot the system?

Saturday, 26 August 2017

CentOS/RHEL/Fedora

You can disable access to these commands by removing their entries in the /etc/security/console.apps/*:

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Skylable – Open-source storage Made easy

Friday, 18 August 2017

Up and running in 1 minute! Build your own S3 and Swift compatible object-storage using commodity servers. Access your files wherever you are using desktop and mobile clients. Increase security and performance, reduce costs.

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CentOS 7 – Install LUA

Monday, 24 July 2017

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CentOS – IP FailOver Setup Using KeepAlived

Wednesday, 12 July 2017

Install Required Packages

Install Keepalived

Configure Keepalived on first node

Keepalived configuration File: /etc/keepalived/keepalived.conf

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CENTOS / Linux – Make your server fly with Flashcache

Saturday, 27 May 2017

Flashcache at Facebook: From 2010 to 2013 and beyond

First of all, note the disk IO without SSD cache:

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