So far ...

It’s a few days since the event in Munich, the last one in the series in Germany. The last two weeks were really cool. There were many many people at...

Less known Solaris 11 features: Shadow Migration

In the ZFS Storage Appliance we have little nice feature enabling you to do migrations of data in the background. It’s called Shadow Migration. It’s a really useful feature. Imagine...

Oracle Solaris 11 Techday Düsseldorf geschafft ...

… bleiben noch sechs Veranstaltungen (man kann sich noch anmelden). Der Event in Düsseldorf war schon mal ein guter Auftakt. Viele Leute da, viele Fragen gehabt in den Kaffeepausen. Morgen...

Reminder: Oracle Solaris 11 Techdays 2012

Ich möchte nochmal auf die nächste Woche startende Veranstaltungsreihe zum Thema Solaris 11 hinweisen. Es gibt zwar schon viele Anmeldungen aber ich will “die Hütte voll sehen” ;). Mehr Informationen...

Oracle Solaris 11 Tech Days 2012

Im Februar läuft eine Reihe von Events in Deutschland und der Schweiz zum Thema Solaris 11. Die Events versprechen technisch sehr interessant werden, da die Sprecher jeweils sehr tief in...

Tracing ZFS

Brendan Gregg wrote a really interesting article about tracing ZFS: Activity of the ZFS ARC. Really worth a read.

Extermination

Buffer Extermination? WTF? Normally i’m seeing wait events like “buffer busy”, “log sync” or “db file sequential read” when doing my research in Oracle installation in Top5 events when i’m...

Y13.0.0.0.0 problem

Okay … it’s 2012 … and according to some people the world will end this year. However what’s really happening? It’s the mayan version of the Y2038 problem. While the...

2011 ... i will not miss you

The year almost over. As usual at this time i’m finalizing my tax declaration at the moment. But nevertheless i wanted to write a short article about the last year....

Simulating the cloud - a practical example.

Work in Progress - this entry will change often in the next days and weeks A few days\^H\^H\^H\^Hweeks ago, i wrote about simulating the cloud that is most often tagged...

Happy holidays

I wish you all a few quiet days with your loved ones and may all you wishes come true!

Damned ...

Ankle is really hurting. A big thank you to the pharmaceutical industry for providing pain killers. However i would like to concentrate a little bit better again. However things are...

Perception

Just thought, that our perception of the world is heavily influenced by the representations of it … like a map. Just to demonstrate, a question: Assume you are a pilot....

A lot of time

Damned, now i have a lot of time … because of a mismatch between the real number of residual steps and the perceived number of residual steps on a stairway....

Simulating that clould

In the past i wrote quite often about a thing that i call systemic features, when features start to fit together seamlessly in order to create possibilities more than the...

Veranstaltungshinweis: Oracle PARTNER SE (System Engineer) University in Fulda

Vor der Acquisition von Sun durch Oracle gab es ja die Sun SE University. Dieses Format gibt es wieder. Vom 13. bis 14. Dezember 2011 findet die erste Oracle PARTNER...

Important change regarding OVM/SPARC and Licensing

The newest revision (the rev valid as of December, 2nd) of the document “Partitioning - Topic: Server/Hardware Partitioning” naming the technologies allowing you just to license a subset of the...

10 years of ZFS

ZFS celebrated its 10th birthday on October 31st. So whatever you plan as a filesystem to kill ZFS … may take a while ;)

Damned axe ...

Damned axe … is it really that hard to believe that an automatic system in Debian makes a dumb decision based on dumb assumptions (classic BIBO - bullshit in ,...

It's facepalm time ...

Surely you’ve recognized that my blog was down for a few days and with it all services on the system. The problem that led to this situation was a really...