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02.10.2017

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can bring your own build infrastructure or use ours. When you install a snap for the first time, another small snap is also pulled down (at the time of writing, it’s around 85MB), known as the

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Infrastructure as Code with Terraform

18.02.2018

Home » Archive » 2018 » Issue 43: Real... »

public_key = "${file("${var.ssh_pub_key}")}" 07 } 08 resource "digitalocean_droplet" "mywebapp" { 09 image = "docker-16-04" 10 name: guest 11 region = "fra1" 12 size = "512mb" 13 ssh

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Analyzing Kernel Crash Dumps

25.11.2012

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case of crashkernel=512M-2G:64m,2G-:128M this means: “For a RAM size of 512MB up to 2GB, the system reserves 64MB; this becomes 128MB if you have more than 2GB of RAM.” This step simplifies

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Bare metal deployment with OpenStack

02.08.2021

Home » Archive » 2021 » Issue 64: Bare... »

:13 ipa.initramfs.sha256 13 -rw-r--r-- 1 42422 42422 9.1M Mar 2 10:13 ipa.kernel 14 -rw-r--r-- 1 42422 42422 101 Mar 2 10:12 ipa.kernel.sha256 15 16 # file /var

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Solving the security problems of encrypted DNS

25.03.2020

Home » Archive » 2020 » Issue 56: Secur... »

) and only signs the data (integrity). Essentially, two keys are required per domain: one to sign the domain data (marked with code 256; typically 1024 bits) and a second to sign the keys (code 257; typically

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Putting an Active Directory domain controller in the Azure cloud

13.02.2017

Home » Archive » 2017 » Issue 37: Distr... »

. Figure 3: Downloading the pre-built VPN script. As an example, select Windows Server 2012 R2 as a remote access server, and you are given a config file; now rename the extension to .ps1. When run

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Installing and operating the Graylog SIEM solution

13.12.2018

Home » Archive » 2018 » Issue 48: Secur... »

. The pwgen command generates a password and encrypts with sh256sum: pwgen -N 1 -s 100 echo -n | sha256sum The encrypted password is then assigned to the parameter root_password_sha2. Table 1 gives

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The state of open source groupware

09.08.2015

Home » Archive » 2015 » Issue 28: SSD RAID »

functions without any major renovation work. The OX App Suite (Figure 6), which was first published in November 2012, is not just a newly designed web front end for the functions already available

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Safeguard and scale containers

05.12.2016

Home » Archive » 2016 » Issue 36: Autom... »

Version: v1 02 kind: Pod 03 metadata: 04 name: nginx 05 spec: 06 containers: 07 - name: nginx 08 image: nginx 09 ports: 10 - containerPort: 80 A replication controller [12], however

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Finally: Java 9

13.02.2017

Home » Archive » 2017 » Issue 37: Distr... »

Lead Image © Krockenmitte, photocase.com

to the needs of an application. After all, the standard libraries in Java 8 weigh in at around 60MB and 20,000 classes. They not only need space on the hard drive, but the computer also needs to load them

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