> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/server/ha-and-performance.md).

# HA & Performance

{% columns %}
{% column %}
{% content-ref url="/pages/nUy7JMZiFO3YRkkAurjd" %}
[Optimization and Tuning](/docs/server/ha-and-performance/optimization-and-tuning.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Optimize and tune MariaDB Server. This section covers buffers and caches, indexing, the query optimizer and hints, compression, and the system variables that control performance.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/w5g1cjSgKvkYOlIX0zC7" %}
[Replication](/docs/server/ha-and-performance/standard-replication.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Replicate data with MariaDB Server. This section covers primary and replica setup, binary log formats, global transaction IDs, and multi-source, parallel, and semisynchronous replication.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/r94nAVIdyR4HQ0I11Kh5" %}
[Benchmarking](/docs/server/ha-and-performance/benchmarking.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Benchmark MariaDB Server performance using published benchmark results and SystemTap scripts for measuring throughput and behavior under load.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/5LFxhICS2lTNtBY3wmoN" %}
[MariaDB Memory Allocation](/docs/server/ha-and-performance/mariadb-memory-allocation.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Plan MariaDB memory usage by sizing global caches, per-connection buffers, and engine-specific settings to avoid swapping and out-of-memory conditions.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/ToYFg7eOAwFvh1CBe02r" %}
[Hardware Optimization](/docs/server/ha-and-performance/hardware-optimization.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Optimize MariaDB Server performance through hardware. This section covers selecting appropriate CPU, memory, and storage configurations to maximize your database's speed and throughput.
{% endcolumn %}
{% endcolumns %}

{% columns %}
{% column %}
{% content-ref url="/pages/xfcfQaJerHUhse5qi7qD" %}
[Connection Redirection Mechanism in the MariaDB Client/Server Protocol](/docs/server/ha-and-performance/connection-redirection-mechanism-in-the-mariadb-clientserver-protocol.md)
{% endcontent-ref %}
{% endcolumn %}

{% column %}
Explore connection redirection. This section details how the client/server protocol handles redirection for high availability and load balancing, ensuring seamless database access and failover.
{% endcolumn %}
{% endcolumns %}