Less known Solaris Features: Remote Mirror with AVS

As i told you before, Remote Mirror of the Availability Suite is a rather unusual feature. Nevertheless it´s a really useful feature. The possibilties of such tools are endless, but...

Less known Solaris Features: Remote Mirror with AVS - Part 8: Conclusion

How can you use this feature? Some use cases are really obvious. It´s a natural match for disaster recovery. The Sun Cluster Geographic Edition even supports this kind of remote...

Less known Solaris Features: Remote Mirror with AVS - Part 7: Truck based synchronisation

Andrew S. Tannenbaum said “Never underestimate the bandwidth of a truck full of tapes hurling down the highway”. This sounds counterintuitive at the first moment, but when you start to...

Less known Solaris Features: Remote Mirror with AVS - Part 6: Deactivating a replication

In the last parts of this tutorial i´ve explained to you, how you set up a replication relation. But it´s important to know how you deactivate and delete the replication...

Less known Solaris Features: Remote Mirror with AVS - Part 5: Replication Groups

A new scenario: Okay, the filesystem gets replicated now. Let´s assume that we use /dev/rdsk/c1d0s1 for a database. The filesystem and the database partition are used from the same application...

Nasendusche

Ich laboriere ja immer noch an der Erkaeltung von vor sechs Wochen herum, die mir auch vor etwa vier Wochen diese recht interessante Stimme bei einem Vortrag gegeben hat …...

Unix für Männer

Ich weiss … auch bei Solaris ist nicht alles im Reinen. Aber Kris “made my day”, in dem er mir diese Links zu einem Blog geschickt hat, dessen Betreiber zur...

Less known Solaris Features: Remote Mirror with AVS - Part 4: Testing the replication.

One of the most essential tasks when configuring disaster recovery mechanism is training the procedure. Thus let´s test the switch into our remote datacenter. We will simulate a failure now....

Less known Solaris Features: Remote Mirror with AVS - Part 3: Setting up a synchronous mirror with AVS

After this short introduction in the theory of AVS Remote mirror, we will set up such an replication between two hosts. Prerequisites for this tutorial In this tutorial we need...

Less known Solaris Features: Remote Mirror with AVS - Part 2: The fundamentals of Remote mirroring with AVS

Some words about Sun StorageTek Availability Suite at first: We´ve opensourced the product quite a while ago. While it´s a commercial product for Solaris, we´ve integrated it into Solaris Express...

Less known Solaris Features: Remote Mirror with AVS - Part 1: Introduction

Solaris was designed with commercial customers in mind. Thus this operating environment has some capabilities that are somewhat useless for the soho user, but absolutly essential for enterprise users. One...

Virtual machines and system time

One observation with virtual machines on my Macbook Pro: # ntpdate 130.149.17.21 30 Mar 16:58:00 ntpdate[710]: step time server 130.149.17.21 offset 82.381455 sec # ntpdate 130.149.17.21 30 Mar 16:59:07 ntpdate[711]:...

c0t0d0s0 at Systemnews

c0t0d0s0 was linked at sun.systemsnews.com again. This time it´s my article about Solaris Resource Management: I read this website for several years now as a excellent resource of information and...

links for 2008-03-30

FSU Editorial: "The Dow is Crashing" by Mike Maloney 04/16/2007 (tags: finance dow crash economics history)

txt2re

This tool is better than Paracetamol for programmers headaches: txt2re This web based tool can create the regular expression to gather a certain part from an example string.

links for 2008-03-29

Gizmodo DE : Ein Traum von Unsterblichkeit Barcodes am Grab ... NUMA.3 Topology Representation : rv's techblog About NUMA and lgroups (tags: os solaris)

Security Drama Queens

Okay, at the first moment i was really in fear that we have installed OS images with a nasty new security vulnerability or we installed a solaris version with the...

Future of NFS

Interesting article about NFS at EnterpriseStorageForum - “The Future of NFS Arrives”: I believe that NFSv4.1 is going to make a number of file systems look very bad.

TagCrowd

Nice tool to create a tag cloud based on a website or text apple archiving business c0t0d0s0 comments configuring continue crisis das data defined del der die eastern entry features...

Suicide Thursday

Jedesmal, wenn es mich in Richtung Norden verschlaegt, passiert irgendetwas. Nicht das ich nicht ohnehin schon missmutig in den Tag gestartet bin, nein … etwa kurz vor Krupunder hat sich...