# Information Schema SPIDER\_ALLOC\_MEM Table

The [Information Schema](https://mariadb.com/docs/server/reference/system-tables/information-schema) `SPIDER_ALLOC_MEM` table is installed along with the [Spider](https://mariadb.com/docs/server/server-usage/storage-engines/spider) storage engine. It shows information about Spider's memory usage.

It contains the following columns:

| Column              | Description |
| ------------------- | ----------- |
| ID                  |             |
| FUNC\_NAME          |             |
| FILE\_NAME          |             |
| LINE\_NO            |             |
| TOTAL\_ALLOC\_MEM   |             |
| CURRENT\_ALLOC\_MEM |             |
| ALLOC\_MEM\_COUNT   |             |
| FREE\_MEM\_COUNT    |             |

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