Newer PHP versions do not include PHP mcrypt library. The mcrypt module was part of PHP 5 till 7.1, in which it was deprecated and…
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…
CentOS 7 dracut-initqueue timeout and could not boot – warning /dev/disk/by-id/md-uuid- does not exist
Let’s say you update your software raid layout – create, delete or modify your software raid and reboot the system and your server does not…
Make systemd to save logs on the disk
On some Linux distributions, systemd log files are not saved on your disk, but only temporary in the memory and when you reboot all logs…
Failed to start Security Audit Service, Authorization Manager and Login Service
A power outrage caused one of our servers to shut down unexpectedly and after it had been powered up the server did not show up….
Smart Array P440 – create multiple RAID 0 at once using Smart Storage Administrator
This article shows how to create multiple RAID 0 drives for each disk at once. For example, a controller with 4 disks using this feature…
Smart Array P440 – enable or disable HBA mode using Smart Storage Administrator
As a continuation of our series about HPE Smart Array P440 controller here how you can enable HBA mode of your controller. There are various…
Smart Array P440 – create multiple Logical Drives with different RAID Levels in one Array using Smart Storage Administrator
This article is to show you what different type of RAID logical drives and what strip size could be created on one Array consisted of…
Quagga bgpd check whether the bgp session is established
If your quagga bgpd daemon is up and running (check out our article for Minimal quagga bgpd configuration to run and remote configure it) and…
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…