Amazon RDS (Relational Database Service)

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How to add an existing RDS Database to a running stack?

I'm creating a cloud formation template that I would like to use to run and create an environment. The only problem is that I have an existing database that I would like to form a part of this stack. ...
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2answers
25 views

Upgrade RDS to new instance type?

We have a db.m3.large RDS MySQL instance in us-west-2 w/ multi-AZ that we need to upgrade to a larger instance type (and would like to move to current generation, as well). However, for the last 2 ...
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22 views

Why is there a delay with executing queries on my RDS instance

I have an application running on an ec2 m3 instance and mysql running on an dRDS instance. They're both in the same, region, VPC hwoever they appear to be in different availability Zones. The issue ...
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1answer
24 views

Amazon RDS Replication

I'm having an issue with working with Amazon RDS in itself, is there a way through RDS to create a seperate RDS instance and have RDS Server 1 replciate to RDS Server 2? I cannot seem to figure out ...
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1answer
18 views

How do I view the RDS_ prefixed environment variables in AWS ElasticBeanstalk?

If you set up RDS with ElasticBeanstalk how can you go into the box (via eb ssh) and view the environment variables that are set when you apply RDS to your EB Instance? Amazon automatically sets up ...
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346 views

Installing testlink on Amazon EC2 instance

I have created an Amazon EC2 instance to host a testlink server with RHEL. I have successfully configured mysql client, Apache and PHP, but when I try to install it and create the DB, I'm unable to ...
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2answers
3k views

How to Rename a Database on a SQL Server Amazon RDS Instance?

Attempts via SQL Server Management Studio and Transact SQL to rename a database hosted on a SQL Server Amazon RDS instance result in the following error. User does not have permission to alter ...
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1answer
30 views

RDS Mixed replication, master in EC2-Classic, replica in VPC (MySQL)

I have a heavy used RDS instance (MySQL) in EC2-Classic with three read replica instances. We're on plan to move some of our micro-services into VPC and some of them need to read on those replica ...
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2k views

Possible to join an Amazon RDS SQL Server 2008 instance to a Windows Domain?

We're planning on using an Amazon RDS MS SQL Server 2008 instance in our Amazon VPC. Since we don't have access to the underlying OS for RDS, I was wondering if it's at all possible to join an RDS ...
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42 views

How to do offsite AWS RDS PostgreSQL backups?

As a measure to mitigate against catastrophes such as a malicious entity gaining full access to our AWS account and deleting everything, I am in the process of setting up offsite backups for our ...
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4answers
4k views

Allow access to RDS instance from EC2 instance on same VPC

I am having trouble gaining access to a MySQL RDS instance. I am trying to connect to the RDS instance from an EC2 instance. Both the RDS instance and the EC2 instance are contained within the same ...
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1answer
142 views

AWS ELB Latency issue

I have two c3.2xlarge EC2 machines with Ubuntu environment both in us-west-2a AZ. Both contains same code with mySQL database from AWS RDS (db.r3.2xlarge). Both instances are added to an ELB. Both has ...
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37 views

Too Many database connections on Amazon RDS dropping connection

I need to import a large user base in my application. But while stress and load testing I found that, after 200-300 concurrent requests, mysql starts rejecting the calls and gives the below error. ...
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2answers
8k views

First attempt to migrate EC2 MySQL to Amazon RDS no going well - SUPER privileges

I've been trying to move an existing db from MySQL running on EC2 to a new Amazon RDS instance (an experiment to see if we can move across). So far, it's not going well. I'm stuck at the initial ...
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3answers
6k views

How do you transfer AWS RDS snap shot to a different AWS account

I have an RDS database that I need to transfer a snapshot of to another AWS account. I understand there are issues being able to do this between availability zones so I'm really unsure if this is ...
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What happens when we remove the SnapshotIdentifier from our Cloudformation config

When we spun up our Cloudformation stack, we restored our DBCluster from a snapshot. We are now in the process of updating our stack. What will Cloudformation do with our DBCluster if we remove the ...
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MariaDB on Amazon RDS - Initial setup user grants and permissions

I'm trying to learn more AWS, and have an EC2 setup and an RDS setup running MariaDB. When I created the RDS instance, it asked for user/pass for the initial user, and created 'rdsadmin'@'localhost' ...
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1answer
302 views

EC2 cannot connect to RDS on VPC. Subnet issues?

I was able to deploy our .NET app using the AWS toolkit for Visual Studio. I set up the RDS database manually (MySQL) and deployed the app using elastic beanstalk (set up on VPC). The issue was that ...
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20 views

when do amazon RDS instances change internal IP addresses?

So I hear that RDS instances can change their IPs unexpectedly. What does that mean, exactly? When MS updates cause a reboot? When the DB backup occurs? When the moon changes phases? I am not ...
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1answer
25 views

how to identify and report bad RDS hardware

Recently we [finally] migrated all of our production hardware from the deprecated default networking into VPCs including EC2 and RDS nodes. Everything went pretty well except when we started to run ...
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59 views

Cannot connect to remote MySQL server (RDS)

When I am trying to connect to RDS from my vps, it says connection refused. When I tried connecting it from local or other vps, it worked fine. I figured out that it must be a firewall issue on my ...
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16 views

amazon RDS vs automated snapshot

Hello running a wordpress website and I want to know If I need an RDS instance. I am curious because RDS has automated backups but It's also possible to add a script to run an Automated snapshot.
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23 views

Backing up website that uses amazon ec2 and RDS as database

Hello I'm currently using Amazon ec2 instance to run a wordpress website OS is amazon linux AMI and I'm using RDS as my database I need to back up my website without downtime is that possible? RDS ...
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1answer
62 views

Track what is causing AWS RDS to use insanely high bandwidth

We are having a high traffic (100K hit/day) Drupal news website hosted on AWS. Its behind cloudflare & 2 Load Balanced Varnish servers. For some reason the bandwidth usage is very high for RDS. ...
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1answer
131 views

AWS RDS keeps backing up my server on creation

I am using Amazon CloudFormation to create a Stack with EC2 and RDS (Postgres 9.4.4, 5gb, db.m1.small). The RDS instance initiates a backup as soon as it starts. How can I stop RDS from backing it up ...
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6k views

MySQL query very slow on Amazon RDS but really fast on my laptop?

I would love to know if anybody knows why this is happening. i've just migrated over to Amazon RDS for our website and our biggest query which takes .2 seconds to execute on my macbook takes 1.3 ...
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1answer
3k views

Public Amazon RDS database?

Is there any way to add a wildcard security group to Amazon RDS? I'm trying to connect from an EC2 under the same account, but had no luck with the security groups. So I'm resorting to just opening ...
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24 views

Restrict RDS users to particular region

I am trying to create a policy where I can restrict users to access different region RDS. However I want to give them admin access to only one region i.e. ap-southeast-1. I have created some policies ...
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2k views

Is it possible to force Re-creation of EC2::Instance or RDS::DBInstance in amazon cloudformation?

It's possible to force the re-creation of a EC2 or RDS instance using cloudformation stacks? My stack goes stuck in a point where simply destroying and creating the resource will fix it, instead of ...
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1answer
50 views

Amazon RDS and Auto-Scale EBS: Security Groups

I have the following setup on Amazon AWS: An Auto-Scaling Group An ELB An RDS database Everything is in the default VPC The only thing about this setup that I don't quite understand yet relates to ...
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1answer
104 views

If you can't change the RDS endpoint of an AWS Beanstalk instance, how do you do a blue/green deployment?

From what I can tell, one can't change the Amazon RDS (RDS) endpoint of an existing Elastic Beanstalk (EB) instance? If that is the case, than you can't have your code deployed to a stage server, ...
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How to calculate current IOPS usage and IOPS credit count and graph on AWS RDS

I have a running Mysql db.m3.medium RDS instance at AWS, running with 20GB SSD as in: RDS machine description Last hour write and read operations went as following: Disk operations It looks like ...
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Copy Production MariaDB RDS to Develop MariaDB RDS

What I need to do is to replicate on Demand my production RDS Database to my Develop RDS Database. My production RDS Database has backup, so I have snapshots, but I only found option to create new ...
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1answer
122 views

What is the meaning of red stripe next to RDS instance name?

In AWS RDS web console, what is the meaning of red stripe next to RDS instance name (read replica pair)? Also, in 'Replication' tab, both on replica master and slave, Read Master instance name is ...
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1k views

MySQL RDS Instance full

I have a MySQL instance on Amazon RDS, with 6GB of storage. All databases installed into this instances weight 500MB. Today the server had no space available. How can I identify the problem? This is ...
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1answer
55 views

Reducing AWS EC2 Instance and RDS - Is 'low' Network Performance acceptable?

I launched my site on AWS a few weeks ago. I have a m3.medium EC2 instance and a db.m3.medium RDS instance (MySQL database). I've looked at the monitoring for each and this is the average usage for ...
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43 views

Modify MySQL information_schema (specially create_time) on AWS RDS?

I am trying to modify the create_time of an entire database, tables, etc. I have found that information_schema TABLES stores the create date of the tables on the column CREATE_TIME. Unfortunately ...
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2answers
2k views

When to increase AWS RDS MySQL Server instance to larger CPU/RAM?

I'm wondering at what stage do I need to increase the image for the RDS MySQL server to a larger CPU/RAM instance. The CPU utilization graph is near 0. The Avg Free Memory is around 150MB. The Avg ...
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What is the benefit of the RDS Environment Variables being set for EC2 instances?

Background I am running an ASP.NET MVC website running from Elastic Beanstalk. I have an Windows EC2 instance running IIS and an RDS instance in an Elastic Beanstalk environment. The Problem I've ...
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1answer
124 views

AWS VPC Public Private Subnets - EC2 Instance cannot reach RDS instance

Following rposcibed pattern here: Scenario 3: VPC with Public and Private Subnets and Hardware VPN Access Summary Description: I have configured a VPC with 1 public Subnet and 2 private Subnets Each ...
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33 views

Advice on management of large MySQL database [duplicate]

I've inherited responsibility for a 400GB MySQL database that is hosted in Amazon RDS. The DB serves an application that relies intensively on DB operations, so version releases frequently involve ...
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2answers
60 views

Can I access the failover server on AWS RDS?

I am trying to create a working proof-of-concept in AWS for our web application which suddenly needs to scale out very quickly. Currently it is hosted on a local VMware server and we are migrating to ...
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3answers
19k views

Highest value of max_connections in AWS RDS micro instance

Currently, the value for the max_connections parameter in a MySQL RDS t1.micro server model is {DBInstanceClassMemory/12582880} is 32. Since my server does not allowing any more connections after 32, ...
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1answer
130 views

Permissions for EC2 created by Elastic Beanstalk connecting to external RDS

I am quite new to Elastic Beanstalk and not very proficient with server administration, but I need to set up a Django project on Elastic Beanstalk connecting to external RDS MySQL database. I have ...
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1answer
1k views

AWS RDS db.t2 instance performance thresholds & monitoring

We have been rolling out a standard web server configuration for mainstream CMS software like Drupal & WordPress, with the server & storage on EC2 / EBS and the database for those software ...
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39 views

20% CPU usage by RDS instance when idle

I have brought up a db.t1.micro PostgreSQL instance in us-east-1 region. It's single availability zone no backups not in a security group that's reachable from the outside world For some reason ...
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1answer
91 views

Forcing an eni change when changing subnets in a rds subnet group

I'm looking at changing the subnets that our RDS instances are currently in. The subnet group currently has /20 for both a & c zones. I've created new /22 subnets for a & c and associated ...
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1answer
36 views

AWS Reducing RDS Instance size causes job to run longer

I recently reduced the size of one of our RDS instances from an r3.xlarge to an r3.large. Under usual load this is absolutely fine for this instance. We do however have a morning job that runs that is ...
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1answer
80 views

Demystifying MySQL Read/Write Ratio on RDS

I am in the process of upgrading/selecting resources for an application powered by a MySQL database running on Amazon RDS. I am considering introducing read replicas and some other strategies to ...
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1answer
4k views

Assign Elastic IP to RDS instance

Is it possible to assign a fixed Elastic IP to an AWS RDS database instance? If I create a new database instance, the instance gets a random endpoint like ...