Using the Nginx virtual host traffic status module you can have extended live information for your proxy cache module and the proxy cache upstream servers….
software
Install Nginx virtual host traffic status module – traffic information in nginx and more per server block and upstreams
This article is going to show how to compile and install the Nginx module – ngx_http_vhost_traffic_status. The module gathers traffic information per the server blocks…
nginx – remove “no live upstreams” for your backup connections
In this article, we discuss the use of Nginx upstream module for HTTP and CGI (FastCGI) requests. Using Nginx upstream module is essential for scaling…
List Openstack container’s options with the swift command-line client – capabilities command
First, you need to install swift command-line utility and second, install the command-line tool to manage your account: Install OpenStack swift client only With the…
ansible – using ansible vault with copy module to decrypt on-the-fly files
Here is an interesting tip for all who what to protect the sensitive information with ansible. Our example is simple enough – we want to…
ansible – restart a (nginx) service only if it is running and the configuration is ok
Another ansible quick tip showing how to restart a program properly. We want to restart the program or the service only if it is running…
ansible – insert after only if the pattern exists and the new insert is not there
Here is a quick ansible tip for system administrators for the ansible lineinfile. Imagine you want to insert a line after a word (or a…
First ansible use – install and execute a single command or multiple tasks in a playbook
This article is to show you how easy is to use automation tools for managing your servers. If you are new to ansible this article…
aptly publish ERROR: unable to publish: unable to process packages: error linking file to
We’ve encountered the following error when issuing a publish command: And the snapshot had failed to publish. Check if the file is “aptly:aptly” (or the…
aptly publish: gpg: no default secret key: secret key not available
This is also a common error in a typical aptly installation. The other two common errors related to the GPG keys are: aptly publish: ERROR:…