IT

181 Posts · Page 20 of 31
🇬🇧 IT LessonsLearned OnceUponATimeAServer Performance

The joy of solving performance problems - Part 1

It took me some more time to have this first part ready, because I revised it quite a lot and in the recent evenings I didn't want to spend the necessary time...

IT 9 min read
🇬🇧 IT LessonsLearned OnceUponATimeAServer Performance Solaris

The joy of finding performance problems - A foreword

# A journey Many interesting journeys start with a first step. There are lessons in them and no matter how much you have seen in the past, you always learn new...

IT 7 min read
🇬🇧 Monitoring Performance LessonsLearned OnceUponATimeAServer

Visualize

"The Matrix" ruined it a little bit for all of us. Outsiders have sometimes the impression that admins can find errors on their servers just by staring at the...

IT 4 min read
🇬🇧 Networking LessonsLearned OnceUponATimeAServer

Zebras, anchors, bottlenecks and link aggregation

Diagnosing problems with computers has a lot to do with diagnosing illnesses (that's the reason why I'm working on an article about patching and vaccination...

IT 20 min read
🇬🇧 Solaris personal

Rest in peace, Joerg Schilling

Just saw the notification that Joerg Schilling, the creator of the cdrtools and Schillix (and many other tools), passed away this Sunday. He was one of the...

IT
🇬🇧 Solaris Security Admin

Changing passwords as a role

Of course the privilege to change other people's passwords can be encapsulated into a role, so you have an additional authentication by using the role password...

IT 2 min read