Category Archives: Performance Tuning

Slow TNS connections due to Network issue

Posted on February 9, 2012 by mswing

Using OEL and 11g, an old / invalid DNS ip address in the first line of resolv.conf adds 60 seconds to each connection, causes very slow LOCAL=NO connections. The ip address in resolv.conf are checked from the top down. If … Continue reading →

Posted in Performance Tuning, R12.1 Upgrade, Uncategorized | Tagged , , | Comments Off