How to disable disk-caching (read an write) for one specific ext3/ext4 filesystem for Oracle?

Solution Verified - Updated -

Issue

  • Do not need files to be cached in memory
  • All access to the files are sequential read and write which can easily handled
  • The time between creation of the files and actually reading them is long, they are never in cache when needed.
  • How to disable disk-caching (read and write) for one specific ext3/ext4 filesystem for Oracle?

Environment

  • Red Hat Enterprise Linux (ALL)
  • Oracle database.

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