Short stoy: AltGr (HostKey) + C will quit “seamless (no menues) mode” really like the cross-os capabilties of virtualbox (possible to move vms between GNU Linux and Windows servers) and think it has great potential, what is not so great […]
https://youtu.be/LC0aSk6HEsw first of all: i (still) love VirtualBox. The ability to migrate VMs between Windows and Linux servers is really cool, and it is still free to use. NO other Virtualization software can do that! 🙂 and that is exactly […]
WARNING! WARNING! WARNING! BACKUP BEFORE UPDATING ANYTHING! it is also recommended, to do extensive testing of updates on a 1:1 test-system before updating production! while security is important so is speed/availability/uptime/downtime. upgrades especially of kernel and virtualbox need to be […]
as always… you should tweak your /etc/ssh/sshd_config for security only allow password auth temporarily and only use public-key auth. it is easy to setup and no brute-force attack in this world can hack your server. when you start to edit: […]
there are a lot of service providers where you can rent a virtual server… for example: hetzner, for 3€ per Month you would get 1x CPU core and 2GB of RAM, instead of VPS they also call it “cloud”, it […]
who is who? concepts: docker is written in Google Go by Docker Inc, SanFrancisco because it does not emulate any hardware – it is a linux container / sandbox or jail like Free BSD Jail or Solaris Zones or OpenVZ so […]
2018-04: RISC-V CPUs not affected by spectre & meltdown “No announced RISC-V silicon is susceptible, and the popular open-source RISC-V Rocket processor is unaffected as it does not perform memory accesses speculatively.” (2018-01-05 src) “If you’re selling an IoT sensor […]
Update: as of 2019-01 and CentOS 7.6 the below setup may fail by now, for those reasons… BUT you CAN compile the latest kernel and all modules yourself (DON’T BE SHOCKED! YOU CAN DO IT! IT’S NOT ROCKET SIENCE!… just […]
update: 2021-08: hurd ain’t dead http://git.savannah.gnu.org/cgit/hurd/hurd.git/ how to get it running? src: https://cdimage.debian.org/cdimage/ports/stable/hurd-i386/README.txt downloads: kvm qemu vm image: http://cdimage.debian.org/cdimage/ports/11.0/hurd-i386/ iso: https://cdimage.debian.org/cdimage/ports/stable/hurd-i386/ Debian GNU/Hurd 2021 “Bullseye” – Unofficial hurd-i386 20210812 Welcome to the exciting world of Debian GNU/Hurd This directory […]
The good news is: It supports OSX and Linux now. Windows & Linux Servers Microsoft Exchange, Microsoft SQL, SharePoint & Active Directory Microsoft Azure & Amazon EC2 cloud workloads Adding a machine running Windows Adding a machine running Linux Adding […]
update: 2021-1 yum -> dnf hostnamectl; # tested on Virtualization: kvm Operating System: CentOS Linux 8 CPE OS Name: cpe:/o:centos:centos:8 Kernel: Linux 5.4.11 Architecture: x86-64 ll /usr/bin/yum -> dnf-3 all those yum commands still work with dnf (nice work!) DNF […]
apt-get install debian-handbook reference book for Debian users and system administrators Accessible to all, the Debian Administrator’s Handbook teaches the essentials to anyone who wants to become an effective and independent Debian GNU/Linux administrator. It covers all the topics that […]
Music that might motivate you to study: humans are not machines… humans have emotions and motivations… machines (not yet). Even StarTrek’s Android Data has problems with emotions like humor. https://youtu.be/ioX5xJ_ug5Y About the test: The test will be in ENGLISH – […]
here he is Mr Poettering in 2014 explaining systemd and why it ought to be soooo complex. with all decision making, it should be rational and fact and reason based and then stick to it (aka systemA boots faster than […]
In contrast to SUSE ENTERPRISE 11, the Version 12 (SLE-12-SP2-Server-DVD-x86_64-GM-DVD1.iso) seems to have no problems as Guest on Hyper-V 6 on Win8. Download Link of Iso: https://www.suse.com/de-de/download-linux/ (You will have to register first) https://www.suse.com/releasenotes/x86_64/SUSE-SLES/12-SP2/ About SUSE Enterprise Server: Product Description […]
First of all… if you are getting started with Linux… DO NOT USE SUSE! FRANKLY: It might have it’s pros… but it’s nothing to get started, not good for newbies. There the “Universal” idea of Debian (run anywhere) is key. […]
It is actually a scandal that the world depends on chips and operating systems – that are designed to do mass-surveillance – it seems – in order to build up a world-wide-dictatorship that no-one can escape… by information and money. […]
https://buy.storagecraft.com/StorageCraft-ShadowProtect-for-Small-Business-P150C30.aspx As you can see it pretty much looks like Acronis True Image… even the color Blue is similar. The compression is pretty good. a 7.21Gbyte Windows C Partition is downsized to 3.5 Gbyte in a full backup. […]
This is an unfinished article… it seems like Android Studio is focusing a lot on Windows and not on Linux. (strange enough Android is a Linux operation system) If you run Android Studio Device Emulation (which you will want to […]
add user to group # official, cross distribution (tested with suse12, centos7, debian8) usermod -a -G GROUPNAME USERNAME # redhat/centos: usermod -a -G wheel user; # add user „user“ to group „wheel“ in order to allow user to use sudo […]
setup boinc boinc is a distributed computing system that uses CPU and GPUs to crunch on hefty mathematical problems and allows users with spare (SOLAR?) energy and CPU capacity to contribute to scientific results (hope so). # tested on Debian […]
Just ran this Benchmark http://serverbear.com/: plan: http://www.hetzner.de/hosting/produkte_vserver/vq7 summary of benchmarks of this plan: http://serverbear.com/398-vserver-vq-7-hetzner#benchmarks Plan Virtualization RAM HDD Bandwidth Monthly Cost vServer VQ 7 KVM 512MB 20GB 1TB €7.90 Benchmark results: http://serverbear.com/benchmark/2014/09/30/MQkkKFgyS6JyyVtS compare it to other plans: https://dwaves.de/wp-content/misc/Top VPS by BearScore.html (sorted after BearScore) http://serverbear.com/compare?Sort=RAM&Order=asc&Server+Type=VPS&Monthly+Cost=500000-1000000&HDD=-&RAM=500000000-1000000000&Virtualization= System […]
Hier die komplette Mail inklusive seltsamen .zip Anhang. From – Tue Apr 1 13:26:01 2014 X-Account-Key: account7 X-UIDL: 0Lsg4f-1XAvXK3WQr-012HmF X-Mozilla-Status: 0001 X-Mozilla-Status2: 00000000 X-Mozilla-Keys: Return-Path: corinah@online.de Received: from moutng.kundenserver.de ([212.227.126.187]) by mx-ha.gmx.net (mxgmx011) with ESMTPS (Nemesis) id 0Lsg4f-1XAvXK3WQr-012HmF for […]
…… lange hat es gedauert (s.h. weiter unten “Die Eskapade”, dabei war es eigentlich ganz leicht 🙂 Bisher habe ich meinen Linux Webserver als VM-Ware VM betrieben. Jetzt habe ich mittels XenConvert die Virtuelle VMWare Festplatte VMDK in eine XEN-VM […]