August 2011 archive

Aug 09

Checker Run

I’ve noticed after I refresh some of my development databases from production, I am getting a “Checker Run” alert for the newly refreshed database. There is not much information out there, so I figured I would write up how to determine what exactly the cause is. In Grid Control, I see alerts similar to the …

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Aug 01

Dumping Data Blocks

I was recently working on some data block corruptions and I needed to dump some data blocks to verify its contents. I had to brush off a paper I wrote a long time ago which showed how to do this. What follows is a portion of that paper: To dump a block belonging to a …

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