12/17/2023 0 Comments Aws postgresql rds connectivityYou can specify the settings that meets the requirements. This is for AWS's automated backups, not Tableau Server's backups. You can choose whether or not you want encryption. Leave the IAM DB authentication as disabled. Set the DB Parameter Group to the one created in Step 1. The port can be anything, but we recommend leaving it as the default 5432. The Database name should be left blank, as Tableau Server will create the needed databases in the RDS instance. This most often involves creating a security group that allows access from the nodes.ĭon't create an initial database. Make sure that the RDS instance can be reached by all the Tableau Server nodes. Pick a password that meets AWS's requirements. This is a requirement for the external repository to work properly with Tableau Server. You must use rails as the master username. Storage type and Provisioned IOPS: leave default (recommendations may change depending on load testing).Use DB instance class that is db.m4.2xlarge or larger.For a full list of PostgreSQL versions compatible with Tableau Server versions, see Product Compatibility. Use the compatible version of PostgreSQL for the version of Tableau Server you are using.Use the parameter group created in Step 1.To create a new PostgreSQL DB instance, follow the instructions provided on the Amazon documentation site (Link opens in a new window).įollowing are configuration options and the recommended values for the new PostgreSQL DB instance: Step 2: Create a PostgreSQL DB instance on Amazon RDS We also recommend the value for the work_mem be set to at least 16384 to help avoid performance issues.įor more information and a full list of PostgreSQL Parameters, see Working with PostgreSQL Parameters (Link opens in a new window), on the AWS site. You can modify the parameter values if you have specific performance or logging requirements, but we strongly recommend that the following parameters be left to default values and not be changed: When you create a DB instance, the parameters in the associated DB parameter group are loaded.įrom the Tableau Server perspective, most of the parameters can be set to defaults. PostgreSQL parameters that you set for a local PostgreSQL instance in the nf file are maintained in the DB parameter group for your DB instance. Tableau Server 2020.4 uses PostgreSQL version 12.Ĭreate a PostgreSQL DB instance on Amazon RDS Step 1: Create a parameter group
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