> 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/reference/system-tables/information-schema/information-schema-tables/information-schema-thread_pool_waits-table.md).

# Information Schema THREAD\_POOL\_WAITS Table

{% hint style="info" %}
This table is available from MariaDB 10.5.
{% endhint %}

The table provides wait counters for the [thread pool](/docs/server/ha-and-performance/optimization-and-tuning/buffers-caches-and-threads/thread-pool/thread-pool-in-mariadb.md), and contains the following columns:

| Column | Description                                                     |
| ------ | --------------------------------------------------------------- |
| REASON | name of the reason for waiting, e.g. ROW\_LOCK, DISKIO, NET ... |
| COUNT  | how often a wait for this specific reason has happened so far   |

<sub>*This page is licensed: CC BY-SA / Gnu FDL*</sub>

{% @marketo/form formId="4316" %}