Diameter Signaling Router (DSR): NOAM Server Upgrade To 8.x Failed Due To Write Failure Cannot Open File
(Doc ID 2639296.1)
Last updated on AUGUST 15, 2023
Applies to:Oracle Communications Diameter Signaling Router (DSR) - Version DSR 8.0.0 and later
Information in this document applies to any platform.
Upgrade to 8.x failed on first server - NOAM - preventing any progress
In the upgrade.log, found entries indicating write failure due to inability to open files:
Signature from upgrade.log:
...upgrade proceeding as normal within the log, then see entries like the following:
Key signature: i=0ERROR: E_MFILE: cannot open
Upgrade to an 8.x or later release.
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