17.5.3.3. Configuration for MySQL Cluster Backups

BackupDataBufferSize

The amount of memory used to buffer data before it is written to disk.

BackupLogBufferSize

The amount of memory used to buffer log records before these are written to disk.

BackupMemory

The total memory allocated in a data node for backups. This should be the sum of the memory allocated for the backup data buffer and the backup log buffer.

BackupWriteSize

The default size of blocks written to disk. This applies for both the backup data buffer and the backup log buffer.

BackupMaxWriteSize

The maximum size of blocks written to disk. This applies for both the backup data buffer and the backup log buffer.