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  • Configuration device mapper multipath on OEL5 update 5

    I have always wondered how to configure the device mapper multipath package for a Linux system. I knew how to do it in principle, but was never involved in the configuration from start up. Today I got the chance to work on this. The system is used for a lab test and not a production…

  • Oracle RAC One Node revisited – 11.2.0.2

    Since we published the RAC book, Oracle has released patchset 11.2.0.2. Amongst other things, this improved the RAC One Node option, exactly the way we expected. How it was – the base release A quick recap on the product as it was in 11.2.0.1: RAC One Node is part of Oracle Enterprise Edition, any other…

  • Installing RAC 11.2.0.2 on Solaris 10/09 x64

    One of the major adventures this time of the year involves installing RAC 11.2.0.2 on Solaris 10 10/09 x86-64. The system setup included EMC Power Path 5.3 as the multipathing solution to shared storage. I initially asked for 4 BL685 G6 with 24 cores, but in the end “only” got two-still plenty of resources to…

  • Build your own stretch cluster part V

    This post is about the installation of Grid Infrastructure, and where it’s really getting exciting: the 3rd NFS voting disk is going to be presented and I am going to show you how simple it is to add it into the disk group chosen for OCR and voting disks. Let’s start with the installation of…

  • Kindle version of Pro Oracle Database 11g RAC on Linux

    I had a few questions from readers whether or not there was going to be a kindle version of Pro Oracle Database 11g RAC on Linux. The good news for those waiting is: yes! But it might take a couple of weeks for it to be released. I checked with Jonathan Gennick who expertly oversaw…

  • Pro Oracle Database 11g RAC on Linux is out

    So it has finally happened, the day many of you who patiently waited for. Amazon and other publishers are fulfilling pre-orders! The book I helped publish, Pro Oracle Database 11g RAC on Linux is out in print. I received my author copies last week, and was very happy to see that after the book was…

  • Frightening number of linking errors for 11.2.0.1.3 on AIX 5.3 TL11

    I just applied PSU 3 for 11.2.0.1 on AIX 5.3 TL11. That would have been more straight forward, had  there not been a host of errors when relinking oracle. There were loads of these: Wow, that looked like a completely corrupted installation of Oracle now, and I got ready to roll the change back. However,…

  • Database Gateway for Sybase

    Before starting to write this article I was wondering if it was of any use to anyone. Who in their right state of mind would use the Database Gateway for xxx, be it Sybase or Adabase or whatever othere database was to be used. If you have to, simply configure another data source in your…

  • Build your own 11.2.0.2 stretched RAC part IV

    Finally I have some more time to work on the next article in this series, dealing with the setup of my two cluster nodes. This is actually going to be quite short compared to the other articles so far. This is mainly due to the fact that I have streamlined the deployment of new Oracle-capable…

  • First contact with Oracle 11.2.0.2 RAC

    As you may know, Oracle released the first patchset on top of 11g Release 2. At the time of this writing, the patchset is out for 32bit and 64bit Linux, 32bit and 64bit Solaris SPARC and Intel. What an intersting combination of platforms… I thought there was no Solaris 32bit on Intel anymore. Upgrade Oracle…