TNS requests and listener functions taking unusually long time (several seconds)

(Doc ID 2369358.1)

Last updated on MARCH 05, 2018

Applies to:

Oracle Net Services - Version 12.2.0.1 and later
Information in this document applies to any platform.

Symptoms

TNS requests taking unusually long time

1) On the database server, running 'tnslsnr services' can take between 4 and 80 seconds to complete:

 


Cause

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