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:
10.208.0.0/1210.233.0.0/18192.168.230.0/2410.233.64.0/18
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