Updated : Oct 08, 2019 in Uncategorized

FTPS on command line using LFTP

# In Debian/Ubuntu, install LFTPapt-get install lftp # Create the configuration file in home directory of the user# eg. admin user will be running the…

Updated : Aug 09, 2019 in Uncategorized

Working with UFW and Docker

Introduction: I'm not really sure how well this DANGEROUS situation is overall known but I will try to explain it just a bit here because…

Updated : Aug 07, 2019 in Uncategorized

Installing ‘glances’ system overview

Although top, htop etc. are giving a good overview of the system here is another one which is quite good: glancesInstallation:Upgrade pip(if needed) # apt…

Updated : Jul 25, 2019 in Uncategorized

Solution for MySQL/MariaDB Field ‘xxx’ doesn’t have a default value

Situation:Using PhpMyAdmin I was trying to add a user and this error kept on coming up and I could not add the user. After some…

Updated : Jul 22, 2019 in Uncategorized

GRUB on EUFI capable System

Introduction:New PCs are often equipped of the UEFI(Universal EFI) capable booting. Some SSD drives will even not boot in Linux the Legacy MBR mode. So…

Updated : Jul 22, 2019 in Uncategorized

Unassign a software RAID member volume to become again a normal volume.

Situation:I had assigned the drive partition (/dev/sdb1) to a Linux Software RAID disk group. Now I want to take out this drive from the software…

Updated : May 11, 2019 in Uncategorized

Solving the Running /scripts/local-block loop while booting in linux

Problem: Linux booting and taking a long time while looping with the script: /scripts/local-blockReason: Linux boot needs to know the UUID of the Swap file…

Updated : Apr 17, 2019 in Uncategorized

Find used iNodes in System

Intro: I was working on a system that suddenly showed no more space available in system even though 'df -h' showed that there was still…

Updated : Apr 08, 2019 in Uncategorized

Creating new Software RAID Disks

Assumptions:Lets say you rented a server in Hetzner and it offers the wappy 4 x 10TB disks. You want the following disks configuration:Disks: 1 and…

Updated : May 05, 2018 in Email

Minimize the Digests shown Headers in Mailman 2.1.xx

Problem: Digests in Mailman are composed of a lots of unneeded headers which clutter the messages. Solution: Edit the Mailman configuration file manually as follows:…