Possible Oracle corruption when using filesystemio_options=SETALL on RHEL5 or RHEL6 with ext4

Solution Verified - Updated -

Issue

  • Database files on ext4 File System on Linux and Database parameter filesystemio_option is set to SETALL.
    This is a Linux defect when using O_SYNC|O_DIRECT on ext4 file systems (filesystemio_option=SETALL open the database files using O_SYNC|O_DIRECT).

  • This is described in Oracle Doc ID 1487957.1

Environment

  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 5

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