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 well known persons...

Of course the privilege to change other peoples password can be encapsulated into a role, so you have an additional authentication by using the role password before you get such...

Sometimes it’s useful to enrich your zone configuration with some additional data, so someone can look into the zone config and know for example who is responsible for the zone....

There was an interesting question on Twitter after i published my blog entry about assigning the authorization to change passwords to regular users: “Can you change the root password with...

You are an quite busy admin. The systems are well kept. Everything is working fine. However many people work on your system and inevitably some people forget their passwords. And...

You are an quite busy admin. The systems are well kept. Everything is working fine. However many people work on your system and inevitably some people forget their passwords. And...

This is a blog entry from the category “Just because you can do it this way, you should not nescessarily do it this way” albeit the biggest problem with using...

Oracle Solaris 11.4 General Administration Packaging Install a package called diagnostic/wireshark: # pkg install diagnostic/wireshark Install a group package to provide a desktop environment # pkg install solaris-desktop Install package...

Oracle Solaris 11.4 General Administration Boot Environments Boot Environments are individual bootable instances of the operating system that take advantage of the Oracle Solaris ZFS file system snapshot and clone...

Oracle Solaris 11.4 General Administration Users and Roles Revert root to a normal user account # rolemod -K type=normal root Configure root as a role (default) # usermod -K type=role...

Oracle Solaris 11.4 General Administration Locales, Timezone and Keyboard Get current configuration # nlsadm get-console-keymap # nlsadm get-system-locale # nlsadm get-timezone List available timezones # nlsadm list-timezone List available console...

Starting today i’m beginning the next part of my brain dump project. I will port the Solaris 11.3 Cheat Sheet which i wrote to some extend some years ago into...

Oracle Solaris 11.4 General Administration System Configuration Common system configuration tasks have changed in Oracle Solaris 11 with the Service Mana gement Facility (SMF) configuration repository being used to store...

I’m a much better cyclist than a runner. However i often thought that spending calories by running is much more effcient than cycling. Thus i did the math to check...

This is another blog entry in regard of ZFS and about what you have to keep in mind about it, when working with ZFS. It’s nothing really astonishing, you just...

Historic values are sometimes quite useful to have an overview what’s happened in the past on your system, but quite often it’s only something you have to remove for analysis...

Okay, there is one remaining obvious question. What if you have an admin that is responsible for all the systems and you want to give her access to all the...

As i wrote yesterday, there is an alternate way to configure zone console access. Let’s assume we want to give the user junior the authorization to access the zone console...

When you wanted to access the zone console on Solaris system as a normal user in the past, you needed an authorization. You may remember from a very old c0t0d0s0.org...

I had this discussion with a number of customers in the past, because it’s one of the not so obvious consequences of the inner workings of ZFS, of how ZFS...