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Tuning Autovacuum in PostgreSQL and Autovacuum Internals

Percona

ProxySQL Query Cache can scale well and help your database achieve a significant performance boost. However, the query cache is not without its limitations. Read our blog to learn more about ProxySQL Query Cache, its configurations, how it works, and its currently known limitations. You May Also Like.

Tuning 46
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MongoDB Best Practices: Security, Data Modeling, & Schema Design

Percona

Make sure the drives are mounted with noatime and also if the drives are behind a RAID controller with appropriate battery-backed cache. MongoDB data modeling: Understand embedding vs. referencing data MongoDB offers two strategies for storing related data: embedding and referencing. By default, it uses 50% of the memory + 1 GB.

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SQL Server I/O Basics Chapter #1

SQL Server According to Bob

This White Paper is for informational purposes only. Stable media is commonly physical disk storage, but other devices and certain caching facilities qualify as well. Many high-end disk subsystems provide high-speed cache facilities to reduce the latency of read and write operations.

Servers 40
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SQL Server I/O Basics Chapter #2

SQL Server According to Bob

This White Paper is for informational purposes only. Time of Last Access The time of last access is a caching ​​ algorithm ​​ that enables ​​ cache ​​ entries to be ordered by their ​​ access times.

Servers 40