These are my links for 16 giu 2015 through 19 giu 2015:
10 Things You Should Know About AWS – High Scalability – – Ahead of the upcoming 2nd annual re:Invent conference, inspired by Simone Brunozzi’s recent presentation at an AWS Meetup in San Francisco, and collected from a few of my recent Fluxcapacitor.com consulting engagements, I’ve compiled a list of 10 useful time and clock-tick saving tips about AWS.
MonitoringScape – The past decade has seen a dramatic shift in how we build applications: clouds, containers and micro-services have displaced the old paradigm of static, monolithic infrastructure. The need for operational visibility has grown tenfold. Thankfully, the monitoring landscape has kept up with the times. We now have a choice of over 100 monitoring tools that provide excellent visibility to every nook and cranny of our IT stack. The modern monitoring landscape has something for everyone: on-prem installations, SaaS applications, open-source tools and high-priced enterprise monitoring suites. However, with so many tools to choose from, the monitoring landscape can be difficult to navigate. MonitoringScape is your guide to the new, exciting world of modern monitoring. Keep in mind that this is a community resource, so your comments and suggestions are very welcome.
Provision machines with AWS – custom bootsrapper – […] Now I will tell a little more about our instance bootstrap process. Basically at the end of the previous post we discussed tree possible options for automated machine startup: Create different AMI for each server role. Install all binaries into one ami an provide a way to load dynamic configs parts through some custom bootstrap script. Use infrastructure automation framework like Chef or Puppet, which could handle installs and configuration for you. […] [ Note: the article is pre chef-provisioning tool ]
These are my links for 22 mag 2015 through 29 mag 2015:
Reducing PDF file-size in Linux | The Road to Elysium – The other day I downloaded a PDF that ended up being a whole lot bigger than I thought. A “whopping” 230MB, which is another deal compared to the 30MB PDF’s that I’m accustomed to. So how to reduce the file-size? Ghostscript to the rescue!
Automate tmux sessions with tmuxinator – For those of us who spend a lot of time at a terminal, tmux is almost always part of our standard arsenal of tools. In my quest to make tmux a little more flexible, I came across tmuxinator today.
About ShellCheck – ShellCheck is a static analysis and linting tool for sh/bash scripts. It's mainly focused on handling typical beginner and intermediate level syntax errors and pitfalls where the shell just gives a cryptic error message or strange behavior, but it also reports on a few more advanced issues where corner cases can cause delayed failures.
How to create an RPM package – FedoraProject – This page describes in detail how to create an RPM package, and in particular, how to create a SPEC file. Unlike other RPM guides, this page explains the specifics for Fedora with links to Fedora-specific guidelines. Since it is maintained through the Fedora Wiki, it is likely to be more up-to-date than other guides. Despite the focus on Fedora, most of this document does apply to other RPM-based distributions.
How To Install Elasticsearch, Logstash, and Kibana 4 on CentOS 7 | DigitalOcean – In this tutorial, we will go over the installation of the Elasticsearch ELK Stack on CentOS 7—that is, Elasticsearch 1.4.4, Logstash 1.5.0, and Kibana 4. We will also show you how to configure it to gather and visualize the syslogs of your systems in a centralized location. Logstash is an open source tool for collecting, parsing, and storing logs for future use. Kibana 4 is a web interface that can be used to search and view the logs that Logstash has indexed. Both of these tools are based on Elasticsearch.
These are my links for 1 mag 2015 through 12 mag 2015:
How To Use Logstash and Kibana To Centralize Logs On CentOS 7 | DigitalOcean – In this tutorial, we will go over the installation of Logstash 1.4.2 and Kibana 3 on CentOS 7, and how to configure them to gather and visualize the syslogs of our systems in a centralized location. Logstash is an open source tool for collecting, parsing, and storing logs for future use. Kibana 3 is a web interface that can be used to search and view the logs that Logstash has indexed. Both of these tools are based on Elasticsearch. Elasticsearch, Logstash, and Kibana, when used together is known as an ELK stack.