About link aggregation, water and buckets

Despite popular belief ethernet networks aren’t lossless, on the long way between the TCP/IP stack from one side to the TCP/IP-stack of the other side there is a lot that...

New SPARC roadmap

There is a new roadmap available about the future development of SPARC at oracle.com covering the time until 2019. Especially interesting because of the list of software in silicon features...

Event pre-announcement: Oracle DB Tuning on Solaris 11 in Munich 9.5.2014

Given that nothing important changes (world stops turning, leaving company, illness, forget to book a conference room, outbreak of the Minbari space plague) i will doing the Oracle Oracle DB...

Event Announcement: Oracle Business Breakfast "Service Management Framework" on 11.4.2014 in Berlin

The event is a in depth presentation about the Service Management Framework in german language in Hamburg. Thus i will proceed in german language . Sorry. Am 11.4. findet in...

Event Announcement: Oracle Business Breakfast "Oracle DB Tuning auf Solaris 11.1" on 10.4.2014 in Hamburg

The event is in german language in Hamburg. It’s a presentation about Oracle DB Tuning on Solaris 11. Thus i will proceed in german language . Ich möchte Euch auf...

Oracle VM for SPARC 3.1.1

Honglin Su just reported about the availability of Oracle VM for SPARC 3.1.1 in this blog entry. While a x+0.x+0.x+1-step may not sound that big, it has an important feature...

A warning in regard of mdb

You are virtuously using mdb -w to tune a system and type all the commands from memory … however you can still fsck up the whole system with a single...

Reminder: Events in Frankfurt und Hamburg

Ich möchte noch mal um Aufmerksamkeit für die Vorträge in Frankfurt und Hamburg bitten. Beide sind zwar schon gut besucht, aber mehr geht immer. In Frankfurt geht es um die...

Configuration hint when using F40/F80 cards

I’m using the Sun Flash Accelerator F40/F80 PCIe Card quite frequently (as i’ve used the F5100 and F20 in the past) in the recent time for POCs. In my experience...

Beware, biting bsize

There are a lot of suggestions to increase the rsize and the wsize parameter for NFS to get better performance when doing large transfers. The idea is that NFS is...

Less known Solaris features: svccfg listcust and svccfg delcust

There is another useful subcommand in svccfg:. You’ve installed your system, everything works nice … however after a while you want see what you had customised in the past. And...

11 Million

Just as two people already have asked: I try to restart a rather frequent blogging schedule … despite what i’ve said on January 2th. Why? Because i stumbled over this...

Less known Solaris features: svccfg editprop

Sometimes small features are really helpful. Nevertheless they are often relatively unknown. One of the examples is svccfg editprop (it’s in Solaris for quite a while know, but it got...

Jacke, Weste, Hose, passt

Ich bin meinem Kollegen bis heute noch dankbar für den Tip fürn Anzugkauf … der Laden, der mich beim Hosenkauf jedesmal rettet: Den Herrenausstatter Policke in Hamburg. Ich habe auch...

Recommended listening: Scream and Shout

Well, i wouldn’t suggest listening to a song by will.i.am and Britney Spears normally, but this version by UMC is really fscking awesome: (click here to view)

Simple truths

I had recently a discussion about that. Perhaps it was teached in my generation and the generation of IT people before me. However it seems this has been omitted in...

Enemy inside

Of course, being able to install different “OS” on a SD card or on a hard disk isn’t made by an exploit. It’s the regular mode of operation (many enterprise...

Surrounded by exploits

Just another nice data point for my hypothesis. Now SD-cards have been exploited: “On Hacking MicroSD Cards”. In the last year alone people found exploits for hard disk controllers or...

2014

The $year++ just took place. So i just wanted to wish you a nice 2014. I made some new years resolutions. Like loosing the same amount of weight as in...

Eventankündigungen für Düsseldorf, Frankfurt und Wien

As the first three events are in Germany and take place in german language, i will now switch over to german. Zusätzlich zum gestern angekündigten Event in Hamburg möchte ich...