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For the complete documentation index, see llms.txt. This page is also available as Markdown.

Limitations

MariaDB v2

The following are a few limitations that you can encounter while using MariaDB v2:

  • A cluster can have between 1 and 5 instances. For more information, see Configure the cluster.

  • A single instance can have between 1 and 62 dedicated CPU cores, depending on your quota. For more information, see Select the required number of resources.

  • A single instance can have between 4 and 240 GB of RAM, depending on your quota.

  • Storage per instance can be between 10 and 4096 GB (4 TB), depending on your quota. Storage size can only be increased after the cluster is created; it cannot be reduced.

  • Backup retention is configurable between 1 and 365 days. The default value is 7 days.

MariaDB v1

The following are a few limitations that you can encounter while using MariaDB v1:

  • The total upper limit for the Number of CPUs depends on your quota. A single instance cannot exceed 16 cores.

  • The total upper limit for RAM Size depends on your quota. A single instance cannot exceed 32 GB.

  • The upper limit for Storage Size is 2 TB.

  • Storing cluster backups in an IONOS CLOUD Object Storage is limited to the last seven days.

Shared limitations

The following IP address ranges cannot be used with MariaDB services:

  • 10.208.0.0/12

  • 10.233.0.0/18

  • 192.168.230.0/24

  • 10.233.64.0/18

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