Author: unixadmin

Continue Reading — MaiCoin: How we conquer permission, testing and collaboration issues to achieve IaC on AWS.

Most SUSE images in AWS and Azure come with a system called cloud-netconfig pre-installed. The cloud-netconfig implementation handles automatic configuration of network interfaces in those Public Cloud frameworks. See https://www.suse.com/c/multi-nic-cloud-netconfig-ec2-azure/ for the initial announcement of cloud-netconfig and details on what it does. Multi-NIC and routing policies...

A “split lock” is a low-level memory-bus lock taken by the processor for a memory range that crosses a cache line. Most processors disallow split locks, but x86 implements them, Split locking may be convenient for developers, but it comes at a cost: a single split-locked...

The linux-aws 4.15 based kernel, which is the default kernel in the Ubuntu 18.04 LTS AMIs, is moving to a rolling kernel model. Why is this changing? The Ubuntu rolling kernel model provides the latest upstream bug fixes and performance improvements around task scheduling, I/O scheduling,...

Upstream details at : https://access.redhat.com/errata/RHSA-2019:4024 Continue Reading — CentOS: CESA-2019-4024: Important CentOS 7 SDL >

Continue Reading — A Year of Oracle Volunteering

Continue Reading — AWS DeepRacer League Championship Cup Final 2019

Last week SUSE were at the Gartner IT Infrastructure, Operations and Cloud Strategies Conference in London’s historic Docklands. In addition to exhibiting, talking about how SUSE can make open source solutions easier and giving out hundreds of cuddly chameleons to eager attendees, my colleague Imogen Ashcroft...

Continue Reading — Instituto Nacional Electoral de México y AWS

Two vulnerabilities were discovered in NSS, a set of cryptographic libraries, which may result in denial of service and potentially the execution of arbitrary code. Continue Reading — Debian: DSA-4579-1: nss security update>