Browsing Tag
Monitoring
6 posts
Read the HAProxy UNIX socket file using Perl
HAProxy provides a socket file which can be used to do maintenance (enable/ disable backends, retrieve information and…
A Prometheus Exporter framework written in Perl
I released a small project I wrote a while ago, to create quick Prometheus exporters in Perl for…
IPTables Logs in Loki and Grafana (with Promtail)
In the previous article (Logging in IPTables with NFLog and ulogd2) rules were created to log certain IPTables…
Postgresql: Monitor sequence scans with Perl
Not using indexes or huge tables without indexes, can have a very negative impact on the duration of…
Postgresql: Monitor unused indexes
Working on large database systems, with many tables and many indexes, it is easy to loose the overview…
PostgreSQL 9.2 Master – Slave Monitoring
Nagios plugin script written in Bash to check the master-slave replication in PostgreSQL (tested on PostgreSQL 9.2.4) (executed…