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Sun Rack II - PDU Monitoring units hang/become unresponsive during Network Security Scans and/or Other types of network activity. (Doc ID 2248506.1)

Last updated on AUGUST 23, 2018

Applies to:

Zero Data Loss Recovery Appliance X5 Hardware - Version All Versions and later
Zero Data Loss Recovery Appliance X6 Hardware - Version All Versions and later
Exadata Database Machine V2 - Version All Versions and later
Exadata X3-2 Hardware - Version All Versions and later
Exadata X4-2 Hardware - Version All Versions and later
Information in this document applies to any platform.

Symptoms

Under certain Network conditions, Sun Rack II PDU Monitoring Units may hang or become unresponsive to Network Connections. The PDU otherwise continues to operate normally.
The monitoring unit will began to work normally again after being reset, but may immediately hang again or may work for some time and then hang again later.

Changes

 Changes to the Network Configuration such as adding Security scanning can trigger the behavior, typically multiple PDU's within the environment will be affected.

Cause

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