Sysadmin

Hey, just a heads-up that this content is based on an automatically imported version from our old CMS. If the formatting isn’t perfect, I’m sorry about that. Cause I’m not „blogging“ regularly on this page I just want to post more things in a “Today I learned” fashion. Specially if you work on/at Events and IT there are a lot of things which leave you puzzled questioning thing and forcing you to find solutions “RIGHT NOW”. While others in normal IT Ops have time to test things, Event-IT things are often MacGyver jobs. Working on a remote unknown site with other people’s IT Infrastructure and take what you get, at the end nobody cares – it need to work. ...

Hey, just a heads-up that this content is based on an automatically imported version from our old CMS. If the formatting isn’t perfect, I’m sorry about that. Whoever works with Linux servers on the web knows it, logs filled with attempted accesses, bruteforcers or simply spambots. Fortunately, there are some sites that have specialized in collecting these “bad IPs” via honeypots or logging reports. ...

Hey, just a heads-up that this content is based on an automatically imported version from our old CMS. If the formatting isn’t perfect, I’m sorry about that. Just as a note to myself or anybody who is interested in it, feel free to use. Often you come across hrefs linking to ssh://user@whatever:22. By default, Windows does not know what to do with this protocol. If you go to select the standard protocol handler for it, you only get redirected to the MS Store, offering you some expensive terminal apps you actually do not want to use. I, for myself, have been using the Pro version of MobaXterm for many years. MobaXterm has shell integration, but I never got it running right or being selectable as a protocol handler, unfortunately. But this is why I made this little method to actually make it working. ...

Hey, just a heads-up that this content is based on an automatically imported version from our old CMS. If the formatting isn’t perfect, I’m sorry about that. Just a tiny write up with some Link recommendations I want to put here. 1. privacytools.io This one is a great page containing a lot of useful Information and Links how to improve your everyday privacy on the way through the web. Not only for beginners also some good useful Information and recommendation for experts. The Page is setup by some reddit users in privacy chan and is updated frequently. ...

Hey, just a heads-up that this content is based on an automatically imported version from our old CMS. If the formatting isn’t perfect, I’m sorry about that. This is an updated posting from my older German Article. **I don’t want to give a rating of the Subsystem for Linux; for some, it is very useful; others may not be so happy about it, but let’s get straight to the point. The most pain I had was having my private key in the Subsystem and needing to re-authenticate every time by entering the key. I’m used to using the Keepass integrated (plugin) Agent, and that’s why my key has a password that’s too long to type. ...

Hey, just a heads-up that this content is based on an automatically imported version from our old CMS. If the formatting isn’t perfect, I’m sorry about that. Translation This original post is written in german 🇩🇪, a rough Translation: I heard about Munich’s LiMux switch to Linux and possible return to Microsoft. Politicians blame Linux for typical IT issues, but many problems are internal, regardless of OS. My Linux attempts recur; past Ubuntu (around 8) had driver issues. Now I’m trying Linux Mint, staying in the Debian world. ...

Hey, just a heads-up that this content is based on an automatically imported version from our old CMS. If the formatting isn’t perfect, I’m sorry about that. Translation This original post is written in german 🇩🇪, a rough Translation: After updating to NetBeans 7 final, I get “JVM creation failed” at startup. Cause: on 64-bit systems with >4GB RAM, NetBeans memory detection fails. Fix: edit netbeans.conf in /etc/, in netbeans_default_options add: -J-Xmx512m inside quotes. If it still fails, lower the value. ...

Hey, just a heads-up that this content is based on an automatically imported version from our old CMS. If the formatting isn’t perfect, I’m sorry about that. Translation This original post is written in german 🇩🇪, a rough Translation: Game keeps crashing, girlfriend back in 3 hours, Vista acts up, so I’ll install the Windows 7 RC via USB. No DVD, my Corsair Voyager is faster anyway. Steps: use diskpart to clean, create primary partition, format FAT32 “Windows 7” quick, set active, exit. ...

Hey, just a heads-up that this content is based on an automatically imported version from our old CMS. If the formatting isn’t perfect, I’m sorry about that. Translation This original post is written in german 🇩🇪, a rough Translation: I expanded my RAID and removed an old Linux partition and drive E:. GRUB remained and blocked Windows. Vista’s automatic repair didn’t fix it. Booted from Vista DVD, used manual recovery console and bootrec to rebuild the Windows boot sector and MBR. Result: Windows bootloader restored, GRUB removed. ...

Hey, just a heads-up that this content is based on an automatically imported version from our old CMS. If the formatting isn’t perfect, I’m sorry about that. Translation This original post is written in german 🇩🇪, a rough Translation: Timeouts in the NAT table: With higher session limits, reduce connection hold times so timeouts hit faster and the table stays clean. Lower UDP/DNS timeouts strongly; keep TCP timeouts higher to avoid drops. ...