openstack-ansible/releasenotes/notes/rabbitmq-server-mnesia-io-d9067e226c7cb19c.yaml
Jean-Philippe Evrard 2cc067222c Bump SHAs for master
Change-Id: I2df6bc4659ced61bc1796645a515274535dd7911
2019-05-19 13:59:26 +00:00

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YAML

---
upgrade:
- |
The default Mnesia ``dump_log_write_threshold`` value
has changed to ``300`` instead of ``100`` for efficiency.
``dump_log_write_threshold`` specifies the maximum number of writes
allowed to the transaction log before a new dump of the log is performed.
Increasing this value can increase the performances
during the queues/exchanges/bindings creation/destroying.
The values should be between 100 and 1000. More detail [1].
[1] http://erlang.org/doc/man/mnesia.html#dump_log_write_threshold