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New – Amazon EC2 X2iezn Instances Powered by the Fastest Intel Xeon Scalable CPU for Memory-Intensive Workloads

Electronic Design Automation (EDA) workloads require high computing performance and a large memory footprint. These workloads are sensitive to faster CPU performance and higher clock speeds since the faster performance allows more jobs to be completed on the lower number of cores. At AWS re:Invent 2020, we launched Amazon EC2 M5zn instances which use second-generation Read more about New – Amazon EC2 X2iezn Instances Powered by the Fastest Intel Xeon Scalable CPU for Memory-Intensive Workloads[…]

How To Debug Components, State, and Events with Vue.js Devtools

The author selected Open Sourcing Mental Illness to receive a donation as part of the Write for DOnations program. Introduction When debugging a Vue application, it is common to iterate on your code, making changes then restarting the server to see if they fixed the problem in your browser-rendered site. But moving between your source Read more about How To Debug Components, State, and Events with Vue.js Devtools[…]

How To Use a PostgreSQL Database in a Flask Application

The author selected the Free and Open Source Fund to receive a donation as part of the Write for DOnations program. Introduction In web applications, you usually need a database, which is an organized collection of data. You use a database to store and maintain persistent data that can be retrieved and manipulated efficiently. For Read more about How To Use a PostgreSQL Database in a Flask Application[…]

How To Build A Security Information and Event Management (SIEM) System with Suricata and the Elastic Stack on Rocky Linux 8

Introduction The previous tutorials in this series guided you through installing, configuring, and running Suricata as an Intrusion Detection (IDS) and Intrusion Prevention (IPS) system. You also learned about Suricata rules and how to create your own. In this tutorial you will explore how to integrate Suricata with Elasticsearch, Kibana, and Filebeat to begin creating Read more about How To Build A Security Information and Event Management (SIEM) System with Suricata and the Elastic Stack on Rocky Linux 8[…]

New – Replication for Amazon Elastic File System (EFS)

Amazon Elastic File System (Amazon EFS) allows EC2 instances, AWS Lambda functions, and containers to share access to a fully-managed file system. First announced in 2015 and generally available in 2016, Amazon EFS delivers low-latency performance for a wide variety of workloads and can scale to thousands of concurrent clients or connections. Since the 2016 Read more about New – Replication for Amazon Elastic File System (EFS)[…]

How To Build A Security Information and Event Management (SIEM) System with Suricata and the Elastic Stack on Debian 11

Introduction The previous tutorials in this series guided you through installing, configuring, and running Suricata as an Intrusion Detection (IDS) and Intrusion Prevention (IPS) system. You also learned about Suricata rules and how to create your own. In this tutorial you will explore how to integrate Suricata with Elasticsearch, Kibana, and Filebeat to begin creating Read more about How To Build A Security Information and Event Management (SIEM) System with Suricata and the Elastic Stack on Debian 11[…]

How To Build A Security Information and Event Management (SIEM) System with Suricata and the Elastic Stack on CentOS 8 Stream

Introduction The previous tutorials in this series guided you through installing, configuring, and running Suricata as an Intrusion Detection (IDS) and Intrusion Prevention (IPS) system. You also learned about Suricata rules and how to create your own. In this tutorial you will explore how to integrate Suricata with Elasticsearch, Kibana, and Filebeat to begin creating Read more about How To Build A Security Information and Event Management (SIEM) System with Suricata and the Elastic Stack on CentOS 8 Stream[…]

How to Set Up TOBS, The Observability Stack, for Kubernetes Monitoring

Introduction TOBS, short for The Observability Stack, is a pre-packaged distribution of monitoring tools and dashboard interfaces which can be installed into any existing Kubernetes cluster. It includes many of the most popular open-source observability tools with Prometheus and Grafana as a baseline, including Promlens, TimescaleDB, Alertmanager, and others. Together, these provide a straightforward, maintainable Read more about How to Set Up TOBS, The Observability Stack, for Kubernetes Monitoring[…]

How To Use Schema Validation in MongoDB

The author selected the Open Internet/Free Speech Fund to receive a donation as part of the Write for DOnations program. Introduction One important aspect of relational databases — which store databases in tables made up of rows and columns — is that they operate on fixed, rigid schemas with fields of known data types. Document-oriented Read more about How To Use Schema Validation in MongoDB[…]

Getting Started with Ansible.utils Collection for Playbook Creators: Part 2

Use Case: Operational state assessment using ansible.utils collection In ansible.utils, there are a variety of plugins which we can use for operational state assessment of network devices. I overviewed the ansible.utils collection in part one of this two part blog series. If you have not reviewed part one, I recommend you do so, since I Read more about Getting Started with Ansible.utils Collection for Playbook Creators: Part 2[…]