Solution : https://service.sap.com/sap/support/notes/980152 (SAP Service marketplace login required)
Key words :
found valid datathe important point, - ora-01115- ora-01110- ora-27091- ora-27072furthermore, reread returns 'valid data', 64-bit/ aix_5l_64/p5496862_9205_aix64-5l, 64-bit/ aix_5l_64/p5496862_9206_aix64-5l, 64-bit/ aix_5l_64/p5496862_92070_aix64-5l, 64-bit/ aix_5l_64/p5496862_92080_aix64-5l, 2 64-bit aix_5l_64/p5496862_10202_aix64-5l, block checksum disabled spare1, corrupt block relative dba
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