Last updated on MARCH 20, 2016
Applies to:Linux OS - Version Oracle Linux 6.7 with Unbreakable Enterprise Kernel [3.8.13] and later
Information in this document applies to any platform.
When performing an inplace upgrade from Oracle Linux 6 to Oracle Linux 7 following the steps available on the installation guide of Oracle Linux 7, the process stops when following the step number 4 while running "preupg" for the upgrade assessment and the following error is displayed:
Therefore, the /root/preupgrade directory indicated on step 5 is not created.
Please refer to the knowledge base document 1968994.1 or the following link for the Inplace Upgrade procedure https://docs.oracle.com/cd/E52668_01/E54695/html/ol7-upgrade-inplace.html
Planning to upgrade from Oracle Linux 6 latest version running UEK3 to Oracle Linux 7
Oracle Linux 6 must be running the latest release version available and latest UEK3 kernel
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