btrfs and a bloated mlocate.db

My previously decribed btrfs/btrbk snapshots-setup runs pretty well so far. But it needs some tweaking.

Taking a look at the most common large files that changed between my backup snapshots, I stumbled upon a stunningly huge mlocate.db file of 2.5...

Magic folder to separate pdf pages

Splitting a pdf file into separate pdf files for each page is just a simple command in the linux command line.

$ pdfseparate inputfile.pdf page-%d.pdf

You might need to install pdf-poppler first

$ apt install pdf-poppler

If you have Windows user...

getmail with imap idle as a systemd service

My mail provider strato runs an imap service but the space is too small. That's why I host my own dovecot server on ubuntu 18.04. Fetching mail into dovecot happens pretty much instantaneous, thanks to the following system service.

Samba Security Mask Is Gone

Upgrading to Samba 4, I ran into one problem.

I have multiple users who have write access to my files. No matter who created the file or folder, I want all other users to be able to modify or even delete them.

My users are in the unix group sambashare

Samba Migrate User Accounts

I run a Samba file server on Ubuntu in my company. Moving from an old to a new server means I have to copy the share-data and the samba config file /etc/smb.conf.

Moving the user accounts is not hard if you know where to look. I'm not running a domain...