December 12, 2011 archive

Wait Event: asynch descriptor resize

In my recently upgraded production database, I am seeing a number of SQL statements that are now experiencing high waits on the “asynch descriptor resize” event. I recently upgraded from 11.1.0.7 to 11.2.0.2 and SQL statements that never waited on this event are now getting caught. Oracle 11.2 slightly changed the way the database and …

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