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AIX system Learning-Software error after system upgrade

System environment:

Operating system: AIX 5.3.8

Oracle: Oracle 11gR2

Case study:

After upgrading AIX5.3 from 5300-08 to 5300-09, install the Oracle 11gR2 software directly, and the following error occurs when starting sqlplus after installation:

[oracle@aix221 ~] $sqlplus'/ as sysdba'

Could not load program sqlplus:Symbol resolution failed for / usr/lib/ libperfstat.a [shr _ 64.o] because: Symbol ptx_get_rsetsyswait (number 81) is not exported from dependent module / unix. Symbol ptx_get_rsetsysinfo (number 83) is not exported from dependent module / unix. Symbol ptx_get_rsetsysstats (number 84) is not exported from dependent module / unix.System error: Error 0Examine .loader section symbols with the 'dump-Tv' command. [oracle@aix221 ~] $Killed restart the host system:

[oracle@aix221] $sqlplus'/ as sysdba'SQL*Plus: Release 11.2.0.1.0 Production on Tue Oct 14 17:56:10 2014Copyright (c) 1982, 2009, Oracle. After All rights reserved.Connected to an idle instance.SQL > @ restarts the host, the problem is solved!

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