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Oracle Connection Manager stops accepting connections. No errors reported in the logs or traces. (Doc ID 2595816.1)

Last updated on JULY 20, 2024

Applies to:

Oracle Net Services - Version 12.1.0.2 and later
Information in this document applies to any platform.
CMAN was entering a partially hung state.
New connections were simply hanging and eventually would cause even CMCTL to hang when trying to connect.

Symptoms

New connections simply would time out or hang.
Even the occasional CMCTL connections would fail.

CMAN logs showed no signs of a hang or errors.

CMAN Tracing was turned on the the gateways and CMAN listener were never showing signs of hanging and no errors reported.

Changes

 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
 Goal


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