Category: Debian

GNU Linux Debian 10/11/Ubuntu + kvm-qemu virtualization host + guest auto resize screen + disk bench Windows 7 64Bit vm guest (only 32Bit works) + “Unable to init server: Could not connect: Connection refused” + wtf esxi has no clone button + how to install RHEL7 and CENTOS7 kvm guest integration
15.09.2021

first off the praise: kvm-qemu is a high performance nicely scriptable virtualization system if it works, it can do pretty things 🙂 IN CONTRAST TO iESXI SH** WARE CLONING A VM IS A EASY AS: virt-clone –original debian12 –name debian12-clone […]

GNU Linux Debian – basic simple update.sh script – security-tracker.debian.org tracker status release stable – semi-manual system update method vs full automatic updates – apt can do https now: update /etc/apt/sources.list http -> https
26.07.2021

updates are a bless (fixes to problems, keep system secure from hackerz) but also a curse (it might break things) on systems that follow the UNIX K.I.S.S principle, they should “just work”, to the extreme of (kernel) live patching (currently […]

GNU Linux – basic harddisks benchmarks with dd and fio (ssds  KINGSTON SKC600512G vs Samsung SSD 850 PRO vs Samsung SSD 860 EVO vs Samsung SSD 870 EVO 1TB) – ntfs vs ext4 – how fast are virtual harddisks?
13.11.2020

https://wiki.archlinux.org/title/benchmarking update 2025: very basic cross os distribution monitor harddisk speeds bash script by counting sector read write update 2022: next to the good old (non-destructive if used correctly) “dd” is still the way to go for benchmarking harddisks under […]

updated how to setup basic LAMP stack GNU Linux Debian 13 (Apache2 php7.3 MariaDB) (how to install xdebug – step debugging php requests in eclipse pdt on debian 10 buster (LAMP web development stack)) – how to enable mariadb mysql log file creation logging (also restarts) – how to Error occurred: (1034, “Index for table ‘proc’ is corrupt; try to repair it”)
05.05.2020

setup LAMP GNU-Linux Apache2 MariaDB PHP7.3 su – root; # become root apt update; # update system to latest apt upgrade; # database first apt -y install mariadb-server mariadb-client # set root pwd for database (can be root on dev […]