NFS issue, cannot be mounted or is not visible
The same kind of issue I have encountered numerous times while working across different environments and with various customers. The problem with NFS mounts connected from remote locations is so common. This issue extends beyond communication solely over WAN and also include connections between datacenters (DC) where we lack control …
Combine many pdf files into one.
This article is going to be a quick one, just showcasing a command I don’t use very frequently but always find annoying to locate when needed. gs -q -dNOPAUSE -dBATCH -sDEVICE=pdfwrite -sOutputFile=merged.pdf *.pdf ‘gs’ is a app that can be found using Homebrew (on macOS) or with most Linux distributions. …
Export your data from iCloud (for archive and other purposes)
It is always a little bit tricky for me to find where to download all my data from iCloud in case I want to archive them at my home disk, or basically I want to remove some of my data from iCloud to avoid additional fee for cloud storage space. …
Slow ssh (sudo) login to linux
Few steps to check when login operation (or sudo) is successful but takes long time:
Why Firefox is important and people should use this browser in 2024, my thoughts.
Can you remember the times when everyone was using Internet Explorer? Back in the ’90s and the early part of this century, Internet Explorer dominated the browser market. Software Incompatibility with Other Browsers Incompatibility issues with software and other browsers have been a persistent problem. Even in 2022, this remains …
Script to copy data from one directory to another and at the same time remove copied files after 30 days.
It is typical that we need to schedule (cron) operations on files for archiving or pre/post – processing purpose. Below script is and example, can be use to simplify with customization of your example:
VVF/VCF – automating couting cores
The changes in VMware licensing continue to stir the atmosphere, and they will continue to do so for some time. These changes necessitate that administrators revisit their VMware inventory and ensure they are aware of what is in their stable. It is crucial to strategically acquire licenses optimally. Although it …
CPU burn in linux/virtual environment.
Below you can find python script to burn cpu (for expamle, when testing alerting) in virtual (and physical) environment. Script is scaling (automatically) for number of CPU presented for the OS burn_cpu.py To run script use the following command: python3 burn_cpu.py
VMUG – prezentacja, Skalowanie środowiska podczas migracji do VMware w chmurze publicznej
Podczas tegorocznego listopadowego wydania VMUG w Warszawie, miałem przyjemność prezentować w jaki sposób należy skalować środowisko podczas migracji do VMware w Chmurze Publicznej. Skalowanie w praktyce to dosyć skomplikowany, niestety zwykle któremu poświęcamy niewystarczającą ilość czasu. Proces który w może zaważyć na udanej migracji. Komplikacja procesu polega na tym, że …
PowerShell scripts to help you out with detailed disk/storage calculations.
Please use all scripts published by me with caution. The scripts have been tested in my environment and are functional, but I do not take responsibility for how they may behave in your environment. Scirpt to calculate disk number: Script to check various disk parameters: Script to check Physical or …