Linux Foundation launches ELISA for building safety-critical systems

Linux Foundation launches ELISA for building safety-critical systems

Machines have a trust problem — particularly autonomous machines deployed in safety-critical scenarios, like industrial robots and driverless cars. In a pair of surveys published by the American Automobile Association last January and by Gallup in May, 63 percent of people reported feeling afraid to ride in a fully self-driving vehicle and more than half said they’d
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How to install Let’s Encrypt free SSL on Apache Server

Certbot is meant to be run on the server where your website is hosted. If you don’t have administrative shell access to your webserver or you’re not familiar with command line server administration, you should check if your hosting provider has built-in Let’s Encrypt support by contacting them or checking this list of supporting providers. Install On Ubuntu systems,
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RAID Storage Technology

RAID is a technology that is used to increase the performance and/or reliability of data storage. The abbreviation stands for Redundant Array of Inexpensive Disks (Redundant Array of Independent Disks). A RAID system consists of two or more drives working in parallel. These disks can be hard discs, but there is a trend to also use the technology for SSD (solid state drives). There are different RAID levels, each optimized for a specific situation. These are not standardized by an industry group or standardization committee. This explains why companies sometimes come up with their own unique numbers and implementations. This article covers the following RAID levels:
  • RAID 0 – striping
  • RAID 1 – mirroring
  • RAID 5 – striping with parity
  • RAID 6 – striping with double parity
  • RAID 10 – combining mirroring and striping

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