# Page Not Found

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

You might be looking for one of these pages:
- [InnoDB: Background Encryption Threads](https://mariadb.com/docs/server/security/encryption/data-at-rest-encryption/innodb-encryption/innodb-background-encryption-threads.md)
- [System and Status Variables Added By Major Release](https://mariadb.com/docs/server/ha-and-performance/optimization-and-tuning/system-variables/system-and-status-variables-added-by-major-release.md)
- [InnoDB Server Status Variables](https://mariadb.com/docs/server/ha-and-performance/optimization-and-tuning/system-variables/innodb-status-variables.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)
- [Information Schema Tables](https://mariadb.com/docs/server/reference/system-tables/information-schema/information-schema-tables.md)

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## Tips for requesting documentation

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