# Page Not Found

The URL `ref/mdb/system-variables/rocksdb_allow_mmap_writes` does not exist.

You might be looking for one of these pages:
- [OQGRAPH System and Status Variables](https://mariadb.com/docs/server/ha-and-performance/optimization-and-tuning/system-variables/oqgraph-system-and-status-variables.md)
- [InnoDB Server Status Variables](https://mariadb.com/docs/server/ha-and-performance/optimization-and-tuning/system-variables/innodb-status-variables.md)
- [Sample my.cnf Files](https://mariadb.com/docs/server/ha-and-performance/optimization-and-tuning/system-variables/sample-mycnf-files.md)
- [MariaDB Optimization for MySQL Users](https://mariadb.com/docs/server/ha-and-performance/optimization-and-tuning/system-variables/mariadb-optimization-for-mysql-users.md)
- [Semisynchronous Replication Plugin Status Variables](https://mariadb.com/docs/server/ha-and-performance/optimization-and-tuning/system-variables/semisynchronous-replication-plugin-status-variables.md)

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