Blog

Error installing Plone on OpenSolaris using the Unified Installer

The Unified Installer builds and installs a specific python version that will be used by the zope instance providing plone. Unfortunately python gets built lacking some crucial features required by plone and so the install fails on open solaris.

WARNING: mismatch_cnt is not 0 on /dev/mdX

Occasionally I receive the above message from various LINUX machines. They appear as output of a cron job.

Oracle Disk-IO Assessment

When analyzing the performance of an Oracle RDBMS in many cases one may want to take a look at on how the IO subsystems perform. Actually there has not been one situation in my carreer as an DBA when I was confronted with a performance issue that was not related to either disk or network IO. Therefore it is vital for a database sysstem in order to stay healthy to regularly assess the IO-performance.

SQL Developer getting ora-00942 at session start

We had the crazy situation that every time we loged into one specific database, we received ora-00942. One could just click OK and continue working as usual. Still it was annoying and we wanted to get rid of it.

Extending ASM Space for an Oracle DB

Today one of our databases reached the critical threshold of 80% in the ASM-Diskgroup that holds the datafiles.

Masseto Tenuta dell' Ornellaia - About drinking wine

Life is too short to be spent in insignificance, too short to drink bad wine. While roaming through the mist of ordinary experiences I sometimes bump into something special. Theses are the moments of light, when I understand that I have not yet arrived at the target that there is a somewhere, were I'm going to. And one day I shall become an expert when those accidental incidents of joy will turn into a chain of well chosen arrangements. Then I will be a lover.

Oracle Grid Control Agent for Solaris x86

I'm just about to set up a company wide Oracle Grid Control. We have a couple of databases on Solaris x86. The installation was quite challanging.