Troubleshooting
Problem
Under very rare conditions, the I2C test command returns the node as busy, and the I2C test fails. This symptoms can be seen by all of the IBM tools that have the I2C bus test function, such as IBM Director and IBM Dynamic System Analysis (DSA).
Resolving The Problem
Source
RETAIN tip: H197394
Symptom
Under very rare conditions, the I2C test command returns the node as busy, and the I2C test fails. This symptoms can be seen by all of the IBM tools that have the I2C bus test function, such as IBM Director and IBM Dynamic System Analysis (DSA).
Affected configurations
The system may be any of the following IBM servers:
- System x3690 X5, type 7148, any model
- System x3690 X5, type 7149, any model
This tip is not software specific.
This tip is not option specific.
The system has the symptom described above.
Solution
This issue has been fixed in Integrated Management Module (IMM) yuoo75t.
The file is or will be available by selecting the appropriate Product name, Product machine type, and Operating System on IBM Support's Fix Central web page, at the following URL:
Workaround
Reset the IMM or AC power cycle the server.
Additional information
A multi-thread race condition has been found in the code and been fixed.
Document Location
Worldwide
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Document Information
Modified date:
30 January 2019
UID
ibm1MIGR-5085400