Archive for January 2016

Munin and “Can’t use an undefined value as an ARRAY reference”

I recently came across a rather obscure and vague error in Munin: Can’t use an undefined value as an ARRAY reference at /usr/share/perl5/Munin/Master/   It seems there are quite a few error reports on this, with very different suggestions on how to solve the problem – and for some, the problem was never solved. In […]

Auditd in Ubuntu not listening?

So you planned on using auditd for receiving logs from other auditd installations? And you’re using Ubuntu? Well, it could prove difficult. In the Ubuntu package, the maintainers have chosen – on everyone’s behalf – that no-one needs this. My setup is Ubuntu 14.04 (“Trusty”), with audit version 2.3.2, but it seems this has been […]