The software described in this documentation is either in Extended Support or Sustaining Support. See https://www.oracle.com/us/support/library/enterprise-linux-support-policies-069172.pdf for more information.
Oracle recommends that you upgrade the software described by this documentation as soon as possible.

2.2.7 btrfs: Empty symbolic link after fsync of parent directory

If a symbolic link is created and the parent directory is fsynced, a system crash or power outage results in an empty symbolic link when the file system is remounted. (Bug ID 23748445)

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