Amazon RDS (Relational Database Service)

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Amazon AWS RDS Parameter Groups: query_size value is 0-9223372036854774784?

While trying to edit query_size, the current default value is 0-9223372036854774784 I am confused, what does this means? I was trying to set it to around 200MB, in this case what should I enter? ...
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490 views

Amazon AWS EC2 and RDS: How To Increase MySQL Query Cache?

I tried to find information about this, but can't find anywhere. The only one that I could find was http://survivalguides.wordpress.com/2012/07/11/change-the-query-cache-size-amazon-aws-rds/ but it ...
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1answer
290 views

Amazon EC2 and Amazon RDS in Same Network

We have deployed our application in EC2 instance and our database is in RDS which is db.m2.2xlarge. I see some minor slowness in our application when compare to our QA environment where has both ...
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13 views

Drupal on Amazon VPC tries to reinstall a new site

My Drupal based web site running on a cluster that includes Amazon VPC instance, gluster network file server and Amazon RDS database instance. Sometimes, not very frequently, when a new instance is ...
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1answer
135 views

With Amazon Web Services' RDS, should I increase the instance size and/or IOPS count to get better performance?

I currently have a small MySQL RDS instance. It's for a webapp that on average does more reads than writes (maybe 75/25) with daily bursts of heavy writing. I set the database size at 305 GB after ...
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2answers
381 views

MySQL - Slow query - wp_options table. Website unable to handle traffic

After spending several days researching, I have placed a website on a c1.medium instance, Amazon Linux, and the MySQL database on a db.m1.instance. The RDS is running MySQL version 5.6.13. I have ...
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1answer
539 views

What happens when RDS freeable memory runs out?

We have a rather large mysql instance on RDS and the freeable memory is starting to get low (<1GB) in the last 24 hours. What will happen if we reach 0 freeable memory? Does that mean all memory ...
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81 views

Keep getting '…is blocked because of many connection' on Amazon RDS

I'm finding that for the second time in a week I've got the '...is blocked because of many connection' issue with my Amazon RDS. From the monitor within RDS control panel I can see that I'm nowhere ...
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In AWS, does an hour of usage get charged just for an instance being in the “running” state?

When AWS documentation and pricing refer to "usage" does this simply mean "if the instance is on" instead of "if the instance is on and doing work". E.g., if I had an EC2 instance running but it was ...
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1answer
2k 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 ...
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1answer
653 views

How to calculate the size of an AWS RDS instance from a MySQL dump?

We are importing a large historical database into RDS from a mysqldump The gziped sql file was 3GB, the uncompressed sql file is 18GB. We created a 30GB AWS RDS instance and imported the file... the ...
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5answers
2k views

AWS: Multi-region setup using single RDS instance

I'm trying to scale our web application (PHP, MySQL, memcache) in a multi-region scheme. Currently we are using a setup with two EC2 instances behind an ELB and an RDS instance, all of them in US-EAST ...
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1answer
379 views

Can Amazon Elastic Beanstalk auto-scale Amazon RDS?

I'm planning to run a PHP/MySQL application using Amazon Elastic Beanstalk. In the settings I can define when it should launch new instances automatically (Auto-Scaling). However, as I understand ...
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185 views

Issue connecting to Amazon RDS with stunnel on Windows

I'm trying to set up a local pgbouncer server that then connects using SSL to Amazon's PostgreSQL RDS service. According to pgbouncer's documentation, you need to use something like stunnel to ...
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22 views

Scale down RDS database on Beanstalk

I have to scale down a RDS database on Elastic Beanstalk. Right now it has 1024GB and I need just 30GB. I read that I have to create a new instance and restore a dump. The problem is that I don't ...
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1answer
461 views

Amazon RDS automated hourly snapshots [closed]

I have been looking on Amazon RDS for a way to automatically created incremental snapshots for RDS databases. I want to create hourly snapshots. Can anyone help me ?
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150 views

Why AWS RDS doesn't update minor version?

I have a small RDS instance on AWS, and on the maintenance details I have set "Auto minor version upgrade" to Yes. But I still have the MySQL engine version 5.5.27, and AWS has the version 5.5.33 ...
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1answer
666 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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56 views

Freeable memory on Amazon RDS maxed. How do I clear it?

This is my freeable memory on my RDS instance: http://cl.ly/image/2y40213K2R1F How can I clear this out? Or at the very least troubleshoot? I tried restarting, but it doesn't work.
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70 views

MSSQL on AWS RDS - Should I be worried about falling freeable memory?

My question is similar to What is "freeable memory"?, however we are using MSSQL on RDS, as opposed to mysql. We are seeing a consistent downward trend in freeable memory. Currently sitting ...
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27 views

How To Get Amazon RDS Network Utilization Statistics

With Amazon EC2 instances, one can use cloudwatch to find how much bandwidth is going in/out. However, this is not the case with the RDS database. Does anybody know of a way to discover the ...
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2answers
3k views

How to create a local backup of a remote Amazon RDS MySQL database?

How do I create a local backup of a remote Amazon RDS MySQL database? What I need to know is how to make a complete full local backup of a MySQL database (not a remote Amazon snapshot) that can be ...
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45 views

Amazon RDS equivalent to dedicated

We currently have a dedicated server 8 cores, AMD Opteron @ 2.3GHz (don't know the exact model), 40GB RAM, 500 GB HDD. The MySQL database size reported by SELECT table_schema, Round(Sum(data_length ...
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416 views

MySQL on Amazon RDS connection handshake error reached max_connection_errors

We are using a C# web app on AWS connecting to a MySql RDS. Suddenly, connections start to fail with two different exceptions: First one (most repeated): Authentication to host 'xxx' for user 'xx' ...
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38 views

EC2 instance passes health checks but no longer can SSH in

I've had my website (an EC2 instance) running for a year now and everything was fine until this morning when I lost access to it and its associated database (an AWS RDS database instance). I can't ...
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2answers
416 views

Amazon RDS - Can't connect to MySQL Server database?

I am trying to login to MySQL server using *nix shell prompt, following is my command : $ mysql ********** -east-1.rds.amazonaws.com:3306 (where the asterisks are my ID) I am getting following ...
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2answers
376 views

Strategy for maintaining Amazon RDS instance on prod vs development

How do you folks manage your Amazon RDS instances? In production I obviously want to use Amazon RDS with a master-slave replication setup going. Unfortunately this incurs substantial costs to bring ...
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386 views

Amazon RDS: Sudden increase in Read IOPS and Throughput

I am using Amazon RDS to host the databases for my website. I am using the large instances for both my master and my read replica. Everything was running smoothly until suddenly the Read IOPS, Read ...
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171 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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2answers
1k views

Does an Amazon RDS endpoint change in the event of instance failure?

I would like to know if an Amazon RDS endpoint ever changes when a DB instance crashes and is brought back up. I want to setup 2 EC2 instances (additional EC2 instances may be spun up depending on ...
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4answers
3k views

Ways to auto scale MySQL servers?

I run a site which has high traffic surges and because of that auto scaling solutions is very profitable for this case. Currently the web server is able to horizontally auto scale but the bottleneck ...
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1answer
131 views

Why is my MySQL going offline?

I have 2 applications hosted in a windows server 2008 r2 (AWS EC2 Large instance)machine, using IIS7.5 and mysql 5.5.12. The one database is hosted on the server with a local DB instance the other DB ...
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4answers
630 views

MySQL : Separate Log File for Each Database

I have a server with multiple databases on it. Its actually an instance on AmazonRDS so I do not have access to the my.cnf file. What I am trying to do is a create a log for each database separately ...
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2answers
226 views

AWS RDS Scaling

Folks, Since ELB is not available for load balancing RDS instances, what methodology do you recommend to load balance read replicas? RR Route53 DNS entries? Or something more clever? Thanks
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3answers
634 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 ...
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1answer
49 views

Does it make sense to restrict from where a user can connect to a RDS, if already using a DB security group?

Since AWS' RDS have a firewall based on EC2 security groups (or IP ranges), is it meaningful at all to also restrict connections' origins by restricting users?
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1answer
153 views

Security Group Access Control for RDS is not working

I have been banging on this for awhile and I can't get access to my RDS instance by using the security group of my instance. It works fine if I put in the public IP address using CIDR , but if I ...
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2answers
427 views

Does Amazon EC2 and RDS have ECC memory?

I know that Amazon's Cluster GPU Instances have ECC memory as mentioned on their blog but there's no mention of other instance types. There's a forum post from back in 2007 that went unanswered. Does ...
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1answer
494 views

PHP cannot connect to AWS RDS server

I have a EC2 Instance with apchane, PHP and phpmyadmin. I have connect phpmyadmin to manage the aws RDS server. they are in the same security group. But when i try to use a php script to connect to ...
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752 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 ...
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1answer
355 views

Using Amazon RDS (or similar) as a slave

Officially, RDS instances can't be directly set up to slave non-RDS databases. My production master is MySQL running on Hetzner and I want an RDS instance to closely follow it for backup purposes, ...
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3answers
3k 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
55 views

How do I create an AWS RDS Database in Europe

If I can create a database in Europe, I have a lot less to worry about with reagards to data protection. amazon's docs imply that I can create one in Ireland. When I get to the apropriate stage of ...
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2answers
2k views

Remote Server can't access RDS Database

I'm having problems accessing my Amazon RDS MySQL Database from my server. I get this:- [Thu Sep 22 13:45:33 2011] [error] [client xx.xx.xx.xx] PHP Warning: mysqli::mysqli() [<a ...
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2answers
2k views

Easy GUI way to auto scale EC2 and RDS: aws console, scalr, ylastic…?

I am managing all my instances with the AWS Management Console (the GUI web console) but now I want to use Auto Scale and it seems that this can not be done with that console. Yes, there is CloudWatch ...
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67 views

RDS - Dynamic endpoint causing problems with static configuration files

I'm running into a slight problem with RDS. My system I designed works like so: Server A initiates an RDS startup from a snapshot on a daily bases Server A puts data in RDS database Server A ...
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157 views

AWS RDS Parameter Group Deployment Guide: For Replicated Instances?

I am part of a team that manages a small DB cluster, including Multi-AZ and Read-Replicas. I found the following deployment guide: ...
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1answer
311 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 ...
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1answer
49 views

Which Open Source Cloud Management Platform supports Amazon-RDS?

I have been trying to use Amazon Web services, specially EC2 and RDS. Nowadays most CMP (Cloud Management Platform) like Eucalyptus, OpenNebula, OpenStack, Nimbus and CloudStack all support Ec2 to a ...
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1answer
1k views

Connecting RDS database from out side of VPC

My RDS database located in VPC. It's a Multi AZ database so that it's located on two VPC subnet. How could I connect it from outside of VPC?