About

Martin Klier

usn-it.de

Cleanly removing an agent or host target from Oracle Grid Control 10.2.0.4

Removing a host/agent in Oracle’s Grid Control can be unnerving: There are enough dependencies between the agent, the (cluster-)database, the listener, the host and so to make your deleting action an endless sequence if you are following them. But GC really becomes stubborn if the agent we are about to remove is unavailable: due to […]

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Blocking network loopback slows down firefox extremely

My newly installed Firefox web browser (versions 2 and 3, does not matter) was deadly slow. I don’t mean the display of web sites, no, I am talking about pulldown-menus or opening tabs. (For example, bookmarks folder opens within 6 long seconds.) Several hours I was not able to tell why it acts that way. […]

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Grid Control startup fails, installUser=%s_userName%

Oracle seems to have an uncommon sense of humor. Executing gcstartup after patching the grid control server to 10.2.0.4 (Linux x86) fails with: /bin/su: user %s_userName% does not exist I am not surprised, since this is windows’ environment variable notation, and unknown to my Linux shells. Solution: In the head of /opt/oracle/grid/oms10g/install/unix/scripts/omsstup replace installUser=%s_userName% with  the username […]

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Discovered openstreetmap for me

Hi, http://www.openstreetmap.org is a very cool project. Just discovered it for me, and spent the weekend with tracking and editing my hometown by car. Have a look here to see. I am using SportsTracker for my Nokia E90 and JOSM for the editing at home. Also checked for TrekBuddy on the phone to use a […]

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