Categories
DevOps

How to install Cluster Manager for Apache Kafka

Install Cluster Manager for Apache Kafka, previously known as Kafka Manager on Debian Bullseye.

Categories
SysOps

How to determine which SSH public key was uploaded to the web service

Determine which SSH public key was uploaded to the web service.

Categories
SysOps

How to display IP address in a more readable format

Display IP address in a more readable format.

Categories
SysOps

How to create Hadoop cluster

Create a basic Hadoop cluster to play with it.

Categories
SysOps

How to configure MariaDB to log slow queries

Configure MariaDB server to log slow queries.

Categories
SysOps

How to parse apt history log

Use awk to parse apt history log and filter it.

Categories
SysOps

How to concatenate regular and gzip compressed files

Concatenate regular and gzip-compressed files at the same time.

Categories
SysOps

How to increase the maximum permitted connections to MariaDB server

Increase the maximum permitted number of simultaneous connections to the MariaDB server.

Categories
SysOps

How to load time zone tables into MariaDB server

Load time zone tables into MariaDB server.

Categories
SysOps

How to log systemd service state changes

Log systemd service state changes using rsyslog.