Oracle 11g R2 standalone upgrade procedure

If Oracle 11g R2 is a single-host file system:
Steps:
Directly upgrade db soft, data dictionary, install PSU, and install one-off patch.
If the single machine uses GRID + ASM:
Steps:
Install patches, upgrade GI, upgrade db soft, data dictionary, install PSU, and install one-off patches before the upgrade.
 
Patch installed before Upgrade:
For the base version 11.2.0.1, the installed patch is PATCH 9413827 Or PATCH 9706490 if on AIX, Solaris or HP.
For the base version 11.2.0.2, the installed patch is PATCH 12539000.
 
One-off patch to be installed:
 
Patches relevant for all platforms:
Patch: 13656236
Merge patch fixing the following two bugs:
Document: 13004894.8 Wrong results with SQL _TRACE/10046
? Document: 13370330.8 ORA-600 [qkeIsExprReferenced1] From Query With Virtual Column
Patch: 13705338
Wrong results on iot secondary index through join
 
Patch: 13831007
Merge patch fixing the following bugs:
? Unpublished Bug 12797420: MUTEX X WAITS WITH TWO JVMS
? Document: 13588248.8 Library cache mutex contention for objects with very upload library cache locks
NB: This merge can be used on either11.2.0.3.0 or 11.2.0.3.1. We are hoping to have the fixes encoded in the 11.2.0.3.2 PSU.
Patches specific to ibm aix:
Patch: 12412983
AIX: "asynch descriptor resize" wait not necessary on AIX
 
Patch: 12596494
Generally higher cpu usage IN11.2.0.2 THAN 10.2.0.4
 
Patch: 13443029
Memory leak fix for online patching/HOT PATCHING
This operation CES memory usage associated with the online patching feature.
? AIX 6.1 TL7 or above (such as AIX 7.1) must be installed before either installing the patch or relinking the Oracle binary for it to be without tive. if you are on an earlier version of AIX, then you may wish to consider installingPatch: 10190759 instead, but keep in mind that doing so will disable online patching.
Please see Document: 1260095.1 for more information.

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