How to define Elasticsearch SLM to automate backups

Define Elasticsearch Snapshots Lifecycle Management to automate backups. | Continue reading


@sleeplessbeastie.eu | 6 months ago

How to discover hosts on local network

Discover hosts on local network to quickly locate new devices. | Continue reading


@sleeplessbeastie.eu | 6 months ago

How to trace DNS query

Perform DNS query by tracing delegation path from the root name servers. | Continue reading


@sleeplessbeastie.eu | 6 months ago

How to preform reverse DNS lookup

Preform reverse DNS lookup using dig command-line utility. | Continue reading


@sleeplessbeastie.eu | 6 months ago

How to take control over trash using command-line

Take control over trash using command-line utility. | Continue reading


@sleeplessbeastie.eu | 6 months ago

How to display addresses assigned to network interfaces using Python

Display addresses assigned to network interfaces using Python script. | Continue reading


@sleeplessbeastie.eu | 6 months ago

How to perform multiple indexing operations using single API call

Perform multiple indexing operations using single API call to Elasticsearch cluster. | Continue reading


@sleeplessbeastie.eu | 6 months ago

How to create Kubernetes cluster

Create Kubernetes cluster. | Continue reading


@sleeplessbeastie.eu | 6 months ago

How to send syslog messages using command-line utilities

Send syslog messages using logger, bash and netcat command-line utilities. | Continue reading


@sleeplessbeastie.eu | 6 months ago

How to delete Elasticsearch indices using wildcard expression

Delete Elasticsearch indices using wildcard expression. | Continue reading


@sleeplessbeastie.eu | 6 months ago

How to list outgoing connections

List outgoing connections. | Continue reading


@sleeplessbeastie.eu | 6 months ago

How to filter specific IP address

Filter specific IP address. | Continue reading


@sleeplessbeastie.eu | 6 months ago

How to display default gateway

Display default gateway. | Continue reading


@sleeplessbeastie.eu | 6 months ago

How to display release information

Display release information using command-line. | Continue reading


@sleeplessbeastie.eu | 7 months ago

How to check for pending upgrades on Ubuntu

Check for pending upgrades on Ubuntu. | Continue reading


@sleeplessbeastie.eu | 7 months ago

How to upgrade Tailscale DERP server

Upgrade your own Tailscale DERP server. | Continue reading


@sleeplessbeastie.eu | 7 months ago

How to use Elasticsearch snapshots

Create, list and restore Elasticsearch snapshots. | Continue reading


@sleeplessbeastie.eu | 7 months ago

How to automatically remove remote media attachments from Mastodon instance

Automatically remove remote media attachments from Mastodon instance using systemd. | Continue reading


@sleeplessbeastie.eu | 7 months ago

How to install MicroK8s

Install MicroK8s. | Continue reading


@sleeplessbeastie.eu | 7 months ago

How to remove Elasticsearch node

Remove Elasticsearch node. | Continue reading


@sleeplessbeastie.eu | 7 months ago

How to search for multiple patterns in a file

Search for multiple patterns in a file using awk. | Continue reading


@sleeplessbeastie.eu | 7 months ago

How to repeatedly execute multiple commands in a pipeline

Repeatedly execute multiple commands in a pipeline. | Continue reading


@sleeplessbeastie.eu | 7 months ago

How to display CPU and memory usage for specific user

Display current CPU and memory usage for specific user. | Continue reading


@sleeplessbeastie.eu | 7 months ago

How to fix time inside Ubuntu on Windows with WSL

Time can go off inside Ubuntu on Windows with WSL when you hibernate notebook. | Continue reading


@sleeplessbeastie.eu | 7 months ago

How to restart Elasticsearch node

Restart Elasticsearch node. | Continue reading


@sleeplessbeastie.eu | 7 months ago

How to remove remote media attachments from Mastodon instance

Remove remote media attachments from Mastodon instance. | Continue reading


@sleeplessbeastie.eu | 7 months ago

How to disable GeoIpDownloader

Disable Elasticsearch GeoIpDownloader. | Continue reading


@sleeplessbeastie.eu | 7 months ago

How to display directory tree

Display directory tree using text or JSON output. | Continue reading


@sleeplessbeastie.eu | 7 months ago

How to display Hadoop block locations

Use an HDFS filesystem checking to display Hadoop block locations. | Continue reading


@sleeplessbeastie.eu | 8 months ago

How to install ephemeral OpenShift Local cluster

Install ephemeral OpenShift Local cluster for testing and development purposes. | Continue reading


@sleeplessbeastie.eu | 8 months ago

How to manage HAProxy backend servers

Manage HAProxy backend servers using socket. | Continue reading


@sleeplessbeastie.eu | 8 months ago

How to install Elasticsearch 8

Install Elasticsearch 8.x on Ubuntu operating system. | Continue reading


@sleeplessbeastie.eu | 8 months ago

How to backup Elasticsearch index

Backup Elasticsearch index using elasticsearch-dump. | Continue reading


@sleeplessbeastie.eu | 8 months ago

How to enumerate protocols and services database

Enumerate protocols and services database. | Continue reading


@sleeplessbeastie.eu | 8 months ago

How to enumerate the hosts database

Enumerate the hosts database. | Continue reading


@sleeplessbeastie.eu | 8 months ago

How to display available firewalld services

Display available firewalld services. | Continue reading


@sleeplessbeastie.eu | 8 months ago

How to list systemd units

List every systemd unit. $ systemctl list-unit-files UNIT FILE STATE VENDOR PRESET proc-sys-fs-binfmt_misc.automount static - dev-hugepages.mount static - dev-mqueue.mount static - proc-sys-fs-binfmt_misc.mount disabled disabled run-shm.mount generated - sys-fs-fuse-connections.m … | Continue reading


@sleeplessbeastie.eu | 8 months ago

How to use the Avahi mDNS/DNS-SD daemon

Use the Avahi mDNS/DNS-SD daemon to identify services on Raspberry Pi devices. | Continue reading


@sleeplessbeastie.eu | 8 months ago

How to define and set default browser

Define and set default browser. | Continue reading


@sleeplessbeastie.eu | 8 months ago

How to print the name of each file matched by grep

Print the name of each file matched by grep. | Continue reading


@sleeplessbeastie.eu | 9 months ago

How to add or remove repository using command-line utility

Add or remove repository using command-line utility. | Continue reading


@sleeplessbeastie.eu | 9 months ago

How to remove locally cached media attachments

Remove locally cached media attachments. | Continue reading


@sleeplessbeastie.eu | 9 months ago

How to simulate apt operations

Simulate apt operations to inspect dpkg actions like install, remove, and configure. | Continue reading


@sleeplessbeastie.eu | 9 months ago

How to display block devices

Quickly list specific block devices. | Continue reading


@sleeplessbeastie.eu | 9 months ago

How to determine where GRUB is installed

Determine where exactly GRUB is installed. | Continue reading


@sleeplessbeastie.eu | 9 months ago

How to export and import SOGo user mail filters

Export and import SOGo user mail filters | Continue reading


@sleeplessbeastie.eu | 9 months ago

How to install and update vault license

Install and update vault license. | Continue reading


@sleeplessbeastie.eu | 9 months ago

How to manage LXD containers as regular user

Manage LXD containers as regular user. | Continue reading


@sleeplessbeastie.eu | 9 months ago