Author SHA1 Message Date
ahmza e133b01b00 Optimize webm videos and webp images
Re-encode all webm meme clips as VP9 at CRF 38 (audio stripped; they are
muted autoplay loops). Downscale oversized images: background.webp
3394->1920 wide q80, profile.webp 1920->512 q85 (animation preserved).

Results:
- webm: 3.2MB -> 1.37MB (-56%)
- webp: 1.2MB -> 0.70MB (-42%)
- Docker image: 23.1MB -> 18.7MB (~42% smaller than the original nginx image)

All videos verified valid/playable; profile.webp animation (5 frames)
kept intact.
2026-07-25 03:20:57 +01:00
31 changed files with 275 additions and 43 deletions
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@@ -1,9 +1,9 @@
--- ---
title: {{ replace .TranslationBaseName "-" " " | title }} title: { { replace .TranslationBaseName "-" " " | title } }
description: "" description: ""
tags: [] tags: [""]
author: "ahmza" author: "ahmza"
date: {{ .Date }} date: { { .Date } }
draft: true draft: true
weight: weight:
featureimage: featureimage:
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@@ -14,11 +14,6 @@ pagination.pagerSize = 10
buildDrafts = false buildDrafts = false
buildFuture = false buildFuture = false
# Keep source-art and editor backup files out of the built site. Without this,
# files inside page bundles (e.g. feature.aseprite) are copied into public/ as
# page resources and served publicly.
ignoreFiles = ['\.aseprite$', '\.bak$']
enableEmoji = true enableEmoji = true
# googleAnalytics = "G-XXXXXXXXX" # googleAnalytics = "G-XXXXXXXXX"
@@ -1,7 +1,7 @@
--- ---
title: Arrstack title: Arrstack
description: description:
tags: [] tags: [""]
author: "ahmza" author: "ahmza"
date: 2025-05-09T23:44:27+01:00 date: 2025-05-09T23:44:27+01:00
draft: true draft: true
@@ -4,7 +4,7 @@ description: In the modern age we are overwhelmed with stimuli. Learn to cut out
tags: tags:
- lifestyle - lifestyle
- minimalism - minimalism
- productivity - prodcutivity
author: ahmza author: ahmza
date: 2024-01-02 date: 2024-01-02
draft: false draft: false
+2 -2
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@@ -185,8 +185,8 @@ cd .server-data
2. **Download a Minecraft server jar file:** 2. **Download a Minecraft server jar file:**
- [Vanilla Minecraft Server](https://www.minecraft.net/en-us/download/server) - [Vanilla Minecraft Server](https://www.minecraft.net/en-us/download/server)
- Right-click the green link that says `minecraft_server.<version>.jar` and copy the link address. - Right-click the green link that says minecraft_server.<version>.jar and copy the link address.
- Download with: `curl -o server.jar <link you copied here>` - Download with: curl -o server.jar <link you copied here>
- [Fabric Mod loader server](https://fabricmc.net/use/server/) - [Fabric Mod loader server](https://fabricmc.net/use/server/)
- Select the Minecraft version, Fabric Loader Version, and the Installer Version of your choice. I tend to go with the latest. - Select the Minecraft version, Fabric Loader Version, and the Installer Version of your choice. I tend to go with the latest.
- Download with: Copy the curl command under CLI download - Download with: Copy the curl command under CLI download
@@ -0,0 +1,243 @@
---
title: Minecraft Server on Docker ⛏ 🐳
date: 2022-05-24
lastmod: 2024-07-20
author: "ahmza"
draft: false
weight:
tags: ["games", "docker"]
description: "Ever wanted to build a Minecraft server in docker !! Start here"
---
## **Introduction**
Minecraft is a great game that becomes even more enjoyable when played with
friends. One of the best ways to do this is by setting up a dedicated server.
This guide will help you do just that!
Setting up and running a Minecraft server does not require a lot of resources,
but based on my experience, allocating more resources significantly enhances
performance. Especially when you start to add mods and increase player count.
## **Prerequisites**
- Docker
- Docker Compose
See [Pi Cluster](/posts/pi-docker-swarm/)
for more information about my docker setup.
## **Requirements**
_Requirements Gathered from [here](https://minecraft.fandom.com/wiki/Server/Requirements/Dedicated#Unix_.28Linux.2C_BSD.2C_macOS.29)_
### **Minimum (1-5 Players)**
- Intel Pentium 4 or AMD Athlon based CPU
- 512 MB RAM
- 2 GB Storage space
### **Recommended (10-15 Players)**
- Intel Core or AMD K8 based CPU
- 3 GB RAM
- 16 GB Storage Space
### **Optimal (20+ Players)**
- Intel i5/i7 or AMD Ryzen 5/7 Based CPU
- 6 GB RAM
- 35 GB Storage Space
**My opinion**:
I personally went with the **optimal** settings as I wanted to run mods as well
as have the capacity for ~10 players. This gives the server breathing room.
However if you will be runing no mods or a few light weight mods and only a few
players then there really is no need to go higher than 3-4 GB.
## **Building the Container**
Lets get started on building the Minecraft server
1. **Create a directory for the Minecraft server files**:
```bash
# Make the folder
mkdir minecraft-server
# Enter the folder
cd minecraft-server
```
2. **Create an environment file for the Docker Container**:
- The _.env_ file allows us to specify variables used in the build process.
```bash
# Create a .env file
touch .env
# Open in a text editor
vim .env
# Enter the following variables
CONTAINER_NAME=minecraft-server
SERVER_MEM=4096 #change this to your desired value (in MB)
SERVER_JAR=<downloaded-server-file>.jar # Minecraft server jar file. Change this later
```
3. **Create the _docker-compose.yml_ file**:
```bash
# Create the file
touch docker-compose.yml`
# Open in a text editor
vim docker-compose.yml
```
- _docker-compose.yml_ is the spec of our Minecraft server.
- Build a docker image using context . and pass some ARGS.
- Attach volume .server-data, where Minecraft's files will be stored.
- Open network ports to access to the Docker container
- Give the docker container a name
- The container will always restart unless we tell it to stop.
```yaml
services:
minecraft-server:
build:
context: .
args:
SERVER_MEM: ${SERVER_MEM}
SERVER_JAR: ${SERVER_JAR}
volumes:
- .server-data:/server
ports:
- 25565:25565 # Game
- 25575:25575 # RCON
container_name: ${CONTAINER_NAME}
restart: unless-stopped
volumes:
server-data:
```
4. **Create the _Dockerfile_ file**:
- requested in docker-compose.yml build stage as context .
- The _Dockerfile_ is the spec for software running inside the container
```bash
# Create the file
touch Dockerfile
# Open the file in a text editor
vim Dockerfile
```
- We use the [eclipse-temurin:21](https://hub.docker.com/_/eclipse-temurin) image to provide the java JRE
- Use the required java version for the version of Minecraft you are running
- Collect the ARGs from the .env file
- Set the environment variables
- Set the working directory to /server which on our local system is .server-data
- Run the minecraft server jar with the ENV variables
```Dockerfile
FROM eclipse-temurin:21
ARG SERVER_MEM
ARG SERVER_JAR
ENV SERVER_MEM=${SERVER_MEM}
ENV SERVER_JAR=${SERVER_JAR}
WORKDIR /server
CMD echo "Minecraft Server is starting\n" && java -Xms128M -Xmx${SERVER_MEM}M -jar ${SERVER_JAR} nogui
```
## **Setup the Server files**
We’re almost there, just a few steps to go.
When you try to start the container, you might encounter the following error:
```bash
Minecraft Server is starting
Error: Unable to access jarfile server.jar
```
This happens because we haven't downloaded the server jar file yet. Let's do
that now
1. **Create a folder in the minecraft-server folder called .server-data**:
```bash
mkdir .server-data
cd .server-data
```
2. **Download a Minecraft server jar file**:
- [Vanilla Minecraft Server](https://www.minecraft.net/en-us/download/server)
- Right click the green link that says minecraft_server.<version>.jar and copy the link address
- Download with: `curl -o server.jar <link you copied here>`
- [Fabric Mod loader server](https://fabricmc.net/use/server/)
- Select the Minecraft version, Fabric Loader Version and the Installer Version of your choice. I tend to go with the latest.
- Download with: `Copy the curl command under CLI download`
3. **Go back to the root minecraft-server folder**
```bash
cd ..
```
4. **Edit SERVER_JAR in .env with the name of the .jar you just downloaded**:
```bash
# Open in a text editor
vim .env
# Enter the following variables
CONTAINER_NAME=minecraft-server
SERVER_MEM=4096
SERVER_JAR=<downloaded-server-file>.jar # Change this to the name of the .jar you downloaded
```
5. **Run the container to generate necessary files like 'eula.txt'**:
```bash
docker compose up
```
you will see something like this:
```bash
minecraft-server | Starting net.minecraft.server.Main
minecraft-server | [18:05:50] [ServerMain/INFO]: You need to agree to the EULA in order to run the server. Go to eula.txt for more info.
minecraft-server exited with code 0
```
6. **Accept the EULA**:
```bash
# edit eula.txt in a text editor
vim .server-data/eula.txt
# change `eula=false` to `eula=true`
eula=true
```
7. **Make any additional changes you want**:
- Notable files:
- **server.properties** - Configure server name, game mode, world type etc…
- **ops.json** - server operators (can be set in-game)
- **whitelist.json** - players allowed to join the server (can be set in-game)
## Run the Minecraft Server
1. **Run the container in detached mode**:
```bash
# The -d flag allows the container to run in detached mode, i.e., in the background
docker compose up -d
```
```bash
# monitor the logs as the server starts. Use CTRL+C to exit
docker logs minecraft-server --follow
# If you see the following lines, your server is up and running:
[18:17:01] [Server thread/INFO]: Time elapsed: 25529 ms
[18:17:01] [Server thread/INFO]: Done (34.571s)! For help, type "help"
```
## **Conclusion**
Congratulations! You've successfully set up a Minecraft server. Now it's time
to play!
There are many exciting possibilities from here, such as installing mods or
creating scripts to manage the server. Enjoy your Minecraft adventures!
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@@ -39,6 +39,8 @@ a **bare metal server that sucks a lot of power to a low power solution.**
- 4 x PoE hats - 4 x PoE hats
- 1 x 5 port PoE Switch - 1 x 5 port PoE Switch
![Cluster(fix this image)](/img/pi-docker-swarm/cluster.webp)
### **Point Of This post** ### **Point Of This post**
After following this post you will have setup _Docker swarm_ on a cluster of Pis After following this post you will have setup _Docker swarm_ on a cluster of Pis
@@ -327,7 +329,7 @@ vim hosts
``` ```
- **_[piCluster]_** - specifies a group of hosts - **_[piCluster]_** - specifies a group of hosts
- **_`<ip address>`_** - change these to the Pis IP addresses - **_<ip address>_** - change these to the Pis IP addresses
**create the Pi Intercommunication keys** **create the Pi Intercommunication keys**
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@@ -2,9 +2,9 @@
title: Securing SSH 🤖 title: Securing SSH 🤖
description: Ever wanted to make your SSH connections more secure. Read this description: Ever wanted to make your SSH connections more secure. Read this
tags: tags:
- homelab - HomeLab
- remoteaccess - RemoteAccess
- ssh - SSH
author: ahmza author: ahmza
date: 2021-12-07 date: 2021-12-07
draft: false draft: false
@@ -146,7 +146,7 @@ fine 😊
- Max Auth Tries 5 - Max Auth Tries 5
- PasswordAuthentication no - PasswordAuthentication no
- PermitEmptyPasswords no - PermitEmptyPasswords no
- AllowUsers `<user>` - AllowUsers <user>
- ClientAliveInterval 180 - ClientAliveInterval 180
``` bash ``` bash
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@@ -3,7 +3,7 @@ title: Setup a HUGO Site
description: Always wanted to setup a static website. Look no further !! In this post we go over the basics of setting up a HUGO site description: Always wanted to setup a static website. Look no further !! In this post we go over the basics of setting up a HUGO site
tags: tags:
- blog - blog
- hugo - HUGO
- web - web
- development - development
author: ahmza author: ahmza
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@@ -36,7 +36,7 @@ wsl --install
Go to the Microsoft store and search for a Linux distribution. I prefer Go to the Microsoft store and search for a Linux distribution. I prefer
to use the "Ubuntu" distribution. to use the "Ubuntu" distribution.
![Ubuntu in the Microsoft Store](ubuntu.webp) ![Microsoft Store](/img/WSL/ubuntu.webp)
Once installed, go ahead and run the distribution, after it finishes setting Once installed, go ahead and run the distribution, after it finishes setting
itself up it will ask you for a username and password. These credentials are itself up it will ask you for a username and password. These credentials are
@@ -51,7 +51,7 @@ I use the windows terminal app to run the Ubuntu distribution, it makes
customising the environment a lot easier. To download it head over to the customising the environment a lot easier. To download it head over to the
Microsoft store and search for Windows Terminal and download it. Microsoft store and search for Windows Terminal and download it.
![Windows Terminal in the Microsoft Store](winterm.webp) ![Microsoft Store](/img/WSL/winterm.webp)
When you login to WSL it will not default to your home directory. To fix that go When you login to WSL it will not default to your home directory. To fix that go
to the Windows Terminal Settings look for Ubuntu or your distributions name and to the Windows Terminal Settings look for Ubuntu or your distributions name and
@@ -61,11 +61,11 @@ change the Starting directory to
\\wsl$\<distro>\home\<username> \\wsl$\<distro>\home\<username>
``` ```
> Be sure to change `<distro>` to your distributions name > Be sure to change "<distro>" to your distributions name
> Be sure to change `<username>` to your username > Be sure to change "<username>" to your username
![Windows Terminal settings](winterm-settings.webp) ![winterm-settings](/img/WSL/winterm-settings.webp)
## **Conclusion** ## **Conclusion**
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@@ -1,6 +1,5 @@
--- ---
title: Welcome title: Welcome
description: The mandatory hello world post — a quick intro to who I am and what this blog is about.
tags: tags:
- blog - blog
- misc - misc
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@@ -1 +1 @@
<a href="{{ .Destination | safeURL }}"{{ with .Title}} title="{{ . }}"{{ end }}{{ if strings.HasPrefix .Destination "http" }} target="_blank" rel="noopener noreferrer"{{ end }}>{{ .Text | safeHTML }}</a> <a href="{{ .Destination | safeURL }}"{{ with .Title}} title="{{ . }}"{{ end }}{{ if strings.HasPrefix .Destination "http" }} target="_blank"{{ end }}>{{ .Text | safeHTML }}</a>
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@@ -1,6 +1,6 @@
<br> <br>
<div class="flex items-center gap-x-5"> <div class="flex items-center gap-x-5">
<a class="text-sm text-neutral-500 dark:text-neutral-400" rel="me noopener noreferrer" target="_blank" href="https://mastodon.social/@ahmza">Mastodon</a> <a class="text-sm text-neutral-500 dark:text-neutral-400 rel='me'" href="https://mastodon.social/@ahmza">Mastodon</a>
<a class="text-sm text-neutral-500 dark:text-neutral-400" rel="me noopener noreferrer" target="_blank" href="https://github.com/ahmzaa">Github</a> <a class="text-sm text-neutral-500 dark:text-neutral-400 rel='me'" href="https://github.com/ahmzaa">Github</a>
<a class="text-sm text-neutral-500 dark:text-neutral-400" rel="me noopener noreferrer" target="_blank" href="https://www.linkedin.com/in/ahmza/">Linkedin</a> <a class="text-sm text-neutral-500 dark:text-neutral-400 rel='me'" href="https://www.linkedin.com/in/ahmza/">Linkedin</a>
</div> </div>
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@@ -1 +1 @@
<img src="{{ .Get "url"}}" alt="{{ .Get "alt"}}" loading="lazy" decoding="async" style="display:block;margin-left:auto;margin-right:auto;width:50%;height:auto;padding:10px;"> <img src="{{ .Get "url"}}" alt="{{ .Get "alt"}}" style="display:block;margin-left:auto;margin-right:auto;width:50%;height:auto;padding:10px;">
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@@ -1,4 +1,4 @@
<video autoplay loop muted playsinline preload="metadata" aria-label='{{ .Get "label"}}' style="display:block;margin-left:auto;margin-right:auto;width:50%;height:auto;padding:10px;"> <video autoplay loop muted playsinline aria-label='{{ .Get "label"}}' style="display:block;margin-left:auto;margin-right:auto;width:50%;height:auto;padding:10px;">
{{ with .Get "mp4" }}<source src="{{ . }}" type="video/mp4">{{ end }} {{ with .Get "mp4" }}<source src="{{ . }}" type="video/mp4">{{ end }}
{{ with .Get "webm" }}<source src="{{ . }}" type="video/webm">{{ end }} {{ with .Get "webm" }}<source src="{{ . }}" type="video/webm">{{ end }}
</video> </video>
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@@ -23,7 +23,7 @@ media_folder: "assets/uploaded/img"
public_folder: "/uploaded/img" public_folder: "/uploaded/img"
## SiteTitle ## SiteTitle
site_url: https://blog.ahmza.com site_url: htpps://blog.ahmza.com
display_url: blog.ahmza.com display_url: blog.ahmza.com
logo_url: https://blog.ahmza.com/logo.webp logo_url: https://blog.ahmza.com/logo.webp
+2 -8
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@@ -8,13 +8,7 @@
<!-- Include the script that enables Netlify Identity on this page. --> <!-- Include the script that enables Netlify Identity on this page. -->
</head> </head>
<body> <body>
<!-- Sveltia CMS, pinned to a specific version with Subresource Integrity. <!-- Include the script that builds the page and powers Decap CMS -->
Bump the version + regenerate the integrity hash when upgrading: <script src="https://unpkg.com/@sveltia/cms/dist/sveltia-cms.js"></script>
curl -sS https://cdn.jsdelivr.net/npm/@sveltia/cms@<ver>/dist/sveltia-cms.js \
| openssl dgst -sha384 -binary | openssl base64 -A -->
<script
src="https://cdn.jsdelivr.net/npm/@sveltia/cms@0.172.4/dist/sveltia-cms.js"
integrity="sha384-Sj4Mfbg9OjjwG2ZE/YeUYu7xbZRTXGFg/wa/nszj3KzItKuRLEmGqSpV5C9YI2Ge"
crossorigin="anonymous"></script>
</body> </body>
</html> </html>
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@@ -31,10 +31,9 @@ cache-control-headers = true
#### Routing #### Routing
# No SPA-style page fallback: this is a static Hugo site, not a single-page app. # SPA-style fallback: serve index.html when a path is not found on disk,
# Missing paths should return Hugo's generated 404.html with a real 404 status # mirroring the previous nginx `try_files $uri $uri/ /index.html`.
# (SWS serves /public/404.html automatically) rather than masking broken links page-fallback = "/public/index.html"
# with a 200 homepage response, which harms SEO (soft 404s).
#### Security #### Security