Open Source · TechIt

root user password recovery / resetting on Debian/GNU based linux systems

I have had need for this more often than I would like of late, it is a nice and quick way to reset the root password if you can’t remember, or the person who had it isn’t around any more. You need access to the actual console of course, physical access or a remote KVM.… Continue reading root user password recovery / resetting on Debian/GNU based linux systems

TechIt

On demand “Tailing” of a database log table: select the last x records

Recently I had to monitor some data being output to a log table while an application was running. The log table was quite large, and being written to constantly and also by portions of that system I wasn’t interested in. So I only wanted to see the 10 or 20 most recent rows / records… Continue reading On demand “Tailing” of a database log table: select the last x records