It has been long after releasing the GNU GCC 8.x, but at last, there is a trusted repository, which has offered us packages for GNU…
Author: neoX
Live status information like used space and more for nginx proxy cache
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….
root cannot delete, move or change a file – Operation not permitted or Permission denied – immutable attribute
If you are the root user and some file (files or directories) cannot be deleted, removed, renamed or changed you probably deal with the immutable…
emerge – cannot sync with gpg: keyserver refresh failed: General error because of wrong date
Trying to sync one of our virtual servers we got a sync error not able to refresh the OpenPGP keys. The virtual server was just…
openntpd – immediately sync the clock on startup
Here is our simple tip for your healthy server’s date and time: Immediately synchronize the clock of your computer when using the openntpd (a lightweight…
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…
grep – find files, which have no match in their entire content
Here is a quick tip for a very useful option, which is not widely known! If you want to search for a matching string in…
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…