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InnoDB buffer pool Initialization

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Última atualização: 2026-06-24 09:40:07
Traduzido por IA

Overview

This feature speeds up the initialization of the buffer pool, reducing the startup time of the database instance.

Supported versions

Kernel version: MySQL 5.6 20200915 and above.
Kernel version: MySQL 5.7 20200630 and above.

Use Cases

This feature is used to speed up the startup of the database instance.

Performance Test Data

Performance test data collected from eight instances:
buffer_pool_size
Buffer Pool Initialization Time (Before Optimization)
Buffer Pool Initialization Time (After Optimization)
Increase (%)
50 GB
2.55 s
0.13 s
1,962%
200 GB
10.28 s
0.52 s
1,977%
500 GB
25.72 s
1.32 s
1,948%

Instructions

This feature is enabled in the kernel by default.
Próximo: Tutorial do usuário

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