Summary
Amazon RDS provides three storage types for database and log storage: General Purpose SSD (gp2 and gp3), Provisioned IOPS SSD (io1), and magnetic (standard).
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Provisioned IOPS SSD is designed to meet the needs of I/O-intensive workloads.
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Amazon RDS storage autoscaling allows users to manage capacity automatically for unpredictable workloads
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, and users can monitor the amount of free storage for their DB instance so they can respond when necessary.
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According to