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High Virtual Circuit Wait in Database (Doc ID 1225943.1)

Last updated on DECEMBER 19, 2019

Applies to:

Oracle Database - Enterprise Edition - Version 11.1.0.7 and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Generic (Platform Independent)
***Checked for relevance on 21-Jul-2017***

Symptoms

Previously unknown high "virtual circuit wait" event observed in the database. AWR report shows "virtual circuit wait" in the Top 5 wait events.

There is no performance impact at database and client side.

Changes

Upgraded database to 11.1.0.7

- OR -

Newly installed Oracle 11g Release 2.

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References

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