Amazon RDS (Relational Database Service)

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3
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3answers
970 views

Amazon RDS Pros/Cons of Multiple DBs per instance

I run two completely independent websites. I am moving their MySQL databases to Amazon RDS. I'm not going to do Multi A/Z deployment - let's remove that variable from this question. I'm not sure ...
0
votes
2answers
746 views

Can't connect from EC2 to RDS via PHP. I can directly thought

I've set up an EC2 instance it has mysql and php-mysql installed (not mysql-server). I've set up an RDS instance and set the security group to the EC2 instance. I can connect via the command line ...
13
votes
1answer
6k views

What is “freeable memory”?

Amazon RDS has a metric for 'freeable memory'. It appears to go up & down in a sawtooth pattern. This leads me to believe that it's memory that is being used by MySQL for caching and that when ...
-1
votes
1answer
56 views

What are my options to run MS SQL 2012 on Amazon RDS for development if I only have MSDN license? [duplicate]

I want to run MS SQL 2012 SE BYOL on Amazon RDS under my own MSDN license but it looks like MSDN license doesn't allow me to run MS SQL unless I host it on the dedicated hardware Microsoft Volume ...
1
vote
2answers
82 views

Amazon RDS on solid state drives

I am planning to design a cloud based application which leverages the MySQL provided using Amazon RDS. I wish to setup read replicas for the data which I have obtained on solid state drives. Does ...
-1
votes
1answer
58 views

Why the latency increases on highload? [closed]

We have a system built on AWS. We use Beanstalk, we have autoscaling, our database (mysql) is hosted on RDS. We use apache and php. We wanted to test our system on highload. So, we chose large ...
1
vote
2answers
1k 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 ...
9
votes
2answers
2k views

How to associate an existing RDS instance to an Elastic Beanstalk environment?

I have created my RDS instance before creating my Elastic Beanstalk environment. The two are working together with no problem, but I'd like them to be linked together, and have the RDS parameters ...
4
votes
2answers
3k views

AWS RDS MySQL / Slow Query Log

I'm trying to analyze slow queries on my system and I read that I should enable the "Slow Query Log'. I curious how I can I view this log when I'm using an instance of MySQL hosted on Amazon Web ...
2
votes
1answer
29 views

What is the best way to share an AWS RDS instance across multiple Stacks?

I'd like to create one larger RDS instance and share it across OpsWorks stacks so I can pool the database resources across multiple applications. Here is a reference to the OpsWorks docs for ...
1
vote
2answers
52 views

AWS RDS mysqldump hanging

I am attempting to migrate data between RDS MySQL instances. I cannot use snapshots because, with this migration, I want to encrypt the underlying disk and upgrade versions (5.1.73a to 5.5.41). The ...
0
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0answers
31 views

Elastic search custom mysql server

I want to use ElasticSearch nodes with Amazon RDS servers. How I can do this? The idea is to have the ElasticSearch feature only with a remote DB.
0
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1answer
655 views

How to move RDS database to different VPC

I didn't select a VPC when creating a MySQL RDS database, so it created it inside an auto-generated "default" VPC. I'm now unable to add it to any of my pre-defined security groups, or access it from ...
-1
votes
1answer
20 views

What happens if I exceed the initial database size of RDS from Amazon AWS?

When creating an Amazon RDS, I get asked for the size I want the database to be. If I set this to 5 GB, then what happens when the database size hits the 5 GB and exceeds it?
-1
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2answers
49 views

Who is responsible for performing the query EC2 or RDS?

Normally I run my own MySQL server (within EC2), but I was looking for the possibility's of RDS ( https://aws.amazon.com/rds/ ). As I understand RDS is (directly after setup) optimized for ...
0
votes
1answer
42 views

MySQL spends too much time cleaning tmp tables

I'm running some Django migrations on an AWS RDS MySQL instance. My team has tested the migrations very thoroughly and they ran fine (even taking less than 30 minutes when run on our laptops against a ...
0
votes
1answer
36 views

RDS replication from a remote master outside of my VPC

I'm attempting to replicate from an external MySQL master to an RDS instance. I don't really want to be sending data in the clear over the Internet, so I have an EC2 instance that I have set up an ssh ...
1
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0answers
73 views

Amazon RDS Instance slowly losing free diskspace

A while back the server running my instance had 20GB of EBS storage. It then started getting disk storage errors, so I increased it to 40GB. Then again, storage missing errors so I increased again to ...
0
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0answers
55 views

Clone database or copy data from RDS MSSQL DB to local database

Is there anyway I can clone an amazon RDS MSSQL DB to my ec2 instance local DB? And this has to be done through powershell also. Basically I need backup of RDS MSSQL DB in sql or bak extension, but ...
-1
votes
1answer
41 views

Custom domain name for AWS RDS

What possible ways to translate entry point like my-name.ck4k21dvamqbq9.eu-west-1.rds.amazonaws.com:5432 to db.domain.com? For own instances we use map in /etc/hosts based on private ip. Storing ...
1
vote
1answer
59 views

The more threads the less IOPS?

I've just started trying out AWS. I have a Postgres micro instance on RDS and I'm running a crawler on a c4.large. When I have just one spider (one thread), I get about 10 write IOPS. but if two ...
1
vote
1answer
27 views

How to implement table security without SUPER privilege?

A MAJOR provider of cloud-based MySQL does not grant the SUPER privilege to the master user. The provider is Amazon RDS, but my question isn't about Amazon RDS specifically, it's for the general case ...
1
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0answers
45 views

How to change permission of users in RDS?

We have created a MySQL RDS instance on AWS called "lolbob" and while dumping our data over port 3306 using the user that was created during instance creation (also called "lolbob") it fails because ...
0
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0answers
47 views

EC2 instance can't connect to RDS

I have created an EC2 instance and an RDS instance. Using Ubuntu and MySQL, RDS instance is public and not A-Z. I have created a security group that allows 3306 from anywhere on both Ingoing and ...
3
votes
1answer
43 views

Is it unusual for a database client to install the server's SSL certificate?

We use Amazon RDS for our databases at work. Recently we got an automated email from Amazon stating they'd be updating the SSL certificates and that if we didn't upgrade our database instances within ...
0
votes
1answer
94 views

How to upgrade an RDS SQL Server Instance to an SSD

I'm trying to upgrade my RDS SQL Server 2012 instance from magnetic storage to an SSD. It is an instance class of db.m1.large with bring your own license. I've tried modifying the storage type, but ...
0
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0answers
15 views

SQL Server 2012 Web uses max 4CPUs. AZ RDS allows deployment on R3.2xLarge (8vCPU) instance. Why?

According to MS documentation, SQL Server 2012 Web Ed. is limited to use 4CPUs. However, Amazon RDS allows it to be deployed on R3.2xLarge instance. BTW, R3.2xLarge offers 8vCPUs. So is it helpful ...
9
votes
3answers
7k views

AWS RDS connection count

I am using AWS RDS with MySQL for a project and have a "large" instance. The documentation is clear on what this means as far as compute resources and RAM goes, but I can't find anything that ...
0
votes
1answer
36 views

How to access an AWS RDS host in a VPC

I have setup my first AWS VPC. It has a public subnet, and two private subnets. One of the privates has an RDS instance, and the other is vacant (in a different AZ). I followed the tutorials on AWS ...
7
votes
2answers
6k 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, ...
2
votes
1answer
95 views

Sending Data extremely slow or RDS

I have the following two profiles for a basic SELECT STATEMENT: select count(*) from mturk_completion; Here are the two profiles: # My Local machine, using a local db Status ...
1
vote
1answer
40 views

Debugging a mysql connection

I am trying to figure out how to diagnose a mysql connection issue. When I run a group of queries locally on my machine it takes about 1s to run. When I run that same group of queries on an AWS ...
3
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0answers
166 views

TCP congestion collapse

I am experiencing suboptimal performance on an EC2 instance connecting to an RDS instance. This particular instance was built before VPC's existed, so all the traffic is flowing through a single ...
0
votes
2answers
58 views

How to create hostname alias WITHOUT IP address?

In linux , /etc/hosts stores ip aliases. But I want to create a hostname without knowing its IP address. In Amazon RDS , it's endpoint is a long domain name such as : ...
0
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0answers
63 views

PHP FPM, chroot can't connect to AWS RDS

I've been experimenting with chroot'ing php-fpm pools via the built-in chroot method in php's pool config. This is for the purpose of hosting multiple wordpress websites on the same AWS EC2 instance. ...
0
votes
1answer
168 views

Can't connect to RDS MySQL

So, I created a new DB and my EB app is reaching it fine, but I can't seem to access MySQL from my computer. When I try to run: mysql --host=123.abc.us-west-2.rds.amazonaws.com –-port=3306 –u myname ...
1
vote
1answer
297 views

Why can't I create a superuser in AWS Postgresql instance?

I have an AWS EC2 instance connecting to an RDS instance (Postgresql). When I created the RDS instance, I told it the DB root's username was: my_user1 and the password was password1. Now I'm ...
3
votes
1answer
75 views

Is it possible to install MySQL extensions on Amazon RDS?

We are about to migrate our existing system from local MySQL instances on the same EC2 to a proper remote Amazon-RDS. Unfortunately there is a functionality called Median that MySQL is missing. Our ...
1
vote
1answer
298 views

unable to connect to public postgresql rds instance

I created a basic test PostgreSQL RDS instance in a VPC that has a single public subnet and that should be available to connect over the public internet. It uses the default security group, which is ...
1
vote
1answer
155 views

AWS RDS Nightly Staging Database

I am trying to determine if it is possible to configure the RDS service in AWS to do the following, but have not had much luck with my Google searches. When it does its instance backup, have it ...
1
vote
0answers
49 views

Connecting to a PostgresSQL Database Instance on Amazon Web Services

I've been trying to use the instructions found on amazon to set up my PostgreSQL database instance and connected it to PG Commander. After getting an initial connection error I checked to see if ...
1
vote
2answers
386 views

AWS EC2 Auto Scaling Groups, RDS, Route 53 and Constantly changing IP addresses

I setup an auto scaling group on EC2 along with an RDS Postgres instance. I am not using ELB. Maybe I should be... The challenge is that every time a new EC2 instance is created it assigns a unique ...
-1
votes
1answer
221 views

Why the time taken to fetch results of a query for 10,000 times from a RDS is so uneven? (experiment)

tl;dr : Why the time taken to fetch results of a SELECT statement for 10,000 times from a RDS when requested from an EC2 is so uneven? Updated the question with results of small and medium RDS ...
1
vote
2answers
488 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 ...
0
votes
2answers
228 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 ...
0
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0answers
108 views

AWS RDS CLI: AccessDenied on CreateDBSnapshot

I want to use the AWS RDS command line tool to create a snapshot of my database my-database using create-db-snapshot. I have created a special backup role in IAM with a policy that allows me to ...
0
votes
2answers
1k views

Connecting to a new RDS instance from an EC2 instance

I am having trouble connecting to my RDS instance from my EC2 instance. I added the elastic IP address for the EC2 instance to the RDS security group. as follows: xx.xxx.xx/32 I am using a PHP script ...
0
votes
0answers
62 views

iis-disabling-ssl-v3 (CVE­-2014­-356)causing ec2 to Rds connection failure

To disable ssl v3 on my web server (m1.small EC2, i-1aafee15) running windows server 2012 r2, I added registry keys: SSL 3.0->Server->Enabled (0) SSL 3.0 ->Client->DisabledByDefault (1) ...
-1
votes
2answers
76 views

Never miss a HTTP post [closed]

I have a webservice that have a couple of "machine" clients connected to it that does HTTP post with data once in a while. The nature of the service is that I cant allow the service to loose a single ...
0
votes
2answers
100 views

Is it possible to attach an Amazon RDS SSD volume to an EC2 instance?

It has been my understanding that you cannot attach an Amazon RDS SSD volume to an EC2 instance. I was under the impression that the RDS instances were a "managed" solution and that the volume was not ...