openstack-ansible/releasenotes/notes/swift-fs-file-limits-a57ab8...

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---
features:
- The ``os_swift`` role has 3 new variables that will allow a
deployer to change the hard, soft and fs.file-max limits. the
hard and soft limits are being added to the limits.conf file for
the swift system user. The fs.file-max settings are added to
storage hosts via kernel tuning. The new options are
``swift_hard_open_file_limits`` with a default of 10240
``swift_soft_open_file_limits`` with a default of 4096
``swift_max_file_limits`` with a default of 24 times the value
of ``swift_hard_open_file_limits``.