Oracle database failed to start repair ora-27070 Oracle database OSD-04006: Readfile() failed to read file Oracle database bad block recovery
Customer name confidential
Data type oracle 11G
Data capacity 87 GB
Failure type The SSD disk on which the database is stored has a problem with many physical bad blocks, resulting in many table spaces being bad, and the database cannot start demand recovery.
Repair Results Maximize the extraction of physical files using professional reading devices and then use the excellent Oracle Database Repair tool
Extract data from all tablespace data files and import it into a new oracle to complete the recovery. Data recovery completeness is close to 100%.
Customer satisfaction is
Consumed 2 hours of man-hours
Shenzhen Excellent Data Rescue Center kindly reminds: important data must be backed up frequently, encounter data loss, data corruption and other problems, you must contact professionals as soon as possible.
For all kinds of mainstream databases, we can do the lowest level of data recovery and data repair, for some specific failures of the database we guarantee that the database is 100% intact recovery.
No matter how large the database is, it is immediately desirable.
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