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How do I check my RDS storage size?
Go to the RDS console and select the region your database is in. Click on the Show Monitoring button and pick your database instance. There will be a graph (like below image) that shows Free Storage Space. This is documented over at AWS RDS documentation.
How do I monitor my RDS instance?
Amazon RDS instance status — View details about the current status of your instance by using the Amazon RDS console, the AWS CLI command, or the RDS API. Amazon RDS recommendations — Respond to automated recommendations for database resources, such as DB instances, read replicas, and DB parameter groups.
How do you scale Amazon RDS?
To change the instance type, choose Modify from the Instance Actions menu on the RDS console. Then choose the new DB instance class. Finally, determine if you want to apply the change immediately or not. To apply the change immediately, select the Apply Immediately check box at the bottom of the Modify page.
What is the maximum size RDS volume you can have by default?
You can now create Amazon RDS for SQL Server database instances with up to 16TB of storage, up from 4TB.
Does Amazon RDS automatically scale?
You can enable Auto Scaling with just a few clicks in the AWS Management Console. There is no additional cost for RDS Storage Auto Scaling. You pay only for the RDS resources needed to run your applications.
Can you scale down RDS?
RDS does not allow you to reduce the amount of storage allocated to a database instance, only increase it. To move your database to less storage you would have to create a new RDS instance with your desired storage space, then use something like pg_dump/pg_restore to move the data from the old database to the new one.
How much data can RDS handle?
You can now create Amazon RDS for SQL Server database instances with up to 16TB of storage, up from 4TB. The new storage limit is available when using the Provisioned IOPS and General Purpose (SSD) storage types. In addition, the range for the IOPS to Storage (GB) Ratio has been increased from 10:1 to 50:1.
How many PostgreSQL instances can you have on Amazon RDS?
The following is a list of limitations for PostgreSQL on Amazon RDS: You can have up to 40 PostgreSQL DB instances. For storage limits, see Amazon RDS DB instance storage .
How to avoid replication lag with RDS PostgreSQL?
When you use an RDS PostgreSQL Read Replica instance, you both offload your read workload to a replica instance and reserve the source instance’s compute resources for write activities. But you must configure Read Replicas properly and set appropriate parameter values to avoid replication lag.
What do you call a PostgreSQL database in RDS?
In RDS, the PostgreSQL primary server is known as a source/primary instance, and configuration settings are called parameters. Each RDS database instance is assigned to a parameter group, which is a collection of settings that you would normally specify in your postgresql.conf configuration file.
How to create a Read Replica in Amazon RDS?
To create a read replica in the same AWS Region as the source instance, RDS PostgreSQL uses Postgres native streaming replication. Data changes at the source instance stream to Read Replica using streaming replication. If the process is for any reason delayed, replication lags.