As mentioned in our previous article PHP 7.2 or PHP 7.3 with mcrypt – manual build the PHP versions 7.2 and 7.3 do not include…
Tag: ubuntu
Ubuntu apt – InRelease is not valid yet (invalid for another 151d 18h 5min 59s)
Invalid time could cause your server (or probably your virtual server or docker instance) to be unable to use Ubuntu’s packaging system apt. It is…
simple time synchronization of a server (laptop, desktop) using built-in systemd-timesyncd service
Here we offer you a relatively new way of keeping your server’s time (or your computer and laptop) synchronized with a reliable time service on…
SSD cache device to a hard disk drive using LVM
This article is to show how simple is to use an SSD cache device to a hard disk drive. We also included statistics and graphs…
pycurl.h: fatal error: openssl/ssl.h: No such file or directory
If you encounter this error trying to install a pip module or compile a program under the console you surely miss OpenSSL development packages! pip…
New Redis server (4.0.9) in Ubuntu 16.04 LTS
One of our critical service was under Ubuntu 16.04 LTS (and is scheduled for update, but this a another story!) and how it always happens…
apt-mark – upgrade with the exception of certain packages
If you are in a situation when you want to upgrade your system, but do not want to upgrade a certain software in it you…
Rebuild the official Ubuntu kernel – Ubuntu 16.04 LTS
There are multiple reasons to rebuild the official kernel of a Linux distro but this is not the purpose of this article just cannot miss…
Ubuntu 16/18 LTS – load a new kernel without rebooting the server
Here are the commands needed to load a new kernel without rebooting your server or desktop computer. Why you need this? As said in our…
Build your own kernel under Ubuntu using mainline (latest) kernel
Here we will show how to build your own kernel under Ubuntu 16/17/18. We are going to use mainline kernel because most of the cases…