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3
votes
1answer
354 views

Active/ Active SQL Server Clustering on AWS

I need to design and implement a highly available SQL Server 2012 clustering on Amazon AWS. In the white paper presented by Amazon, they provided an example of Active/ Passive SQL Cluster. Do you know ...
0
votes
1answer
400 views

What happens when the index size of my Mysql instance exceeds the innodb_buffer_pool_size?

I am using Amazon's RDS db.m1.small. innodb_buffer_pool_size is set to 1125.00 MB. Current index size is 1110.00 MB and growing slowly but steadily. I do not need more hard drive space. I want ...
4
votes
2answers
2k views

Is it possible to Clone a RedShift Database?

For some test and development work we would like the ability to routinely clone existing RedShift databases (all schema and all data). Something like a backup-restore. The best I can find starts by ...
1
vote
1answer
5k views

Not able to login on MySQL in AWS RDS using root

I am trying to connect my MySQL RDS from EC2. Under security groups I have made sure permissions are in place. $ mysql -h xxx.xyz.ap-southeast-1.rds.amazonaws.com -P 3306 -p Enter password: I am ...
2
votes
1answer
165 views

Improving concurrency in MongoDB via sharding

Our current setup: Cluster of ~500 ec2 c1.xLarge worker nodes with 8 threads on each running scientific simulations Results temporarily stored at runtime on each worker node's local MongoDB, using ...
2
votes
1answer
215 views

Is there a way to achieve Workload Management in MySQL?

Is there a way to set up Workload Management in MySQL (in particular v5.5 on AWS RDS)? By Workload Management I mean the functionality implemented in e.g. Teradata, RedShift that allows ...
0
votes
0answers
79 views

How do I get let SQL Server 2005 know that I changed host name in Amazon AWS server?

I am using an Amazon AWS SQL Server 2008 R2 server for dev purposes. In order to follow a new naming convention, we changed the name of the host. I then tried to let SQL Server know about this ...
2
votes
1answer
3k views

Creating mongo 3 node replica set on ec2 problems

I'm trying to create a 3 node cluster of mongo replicas on ec2 instances, with internal ips 10.168.xxx.xxx, 10.166.xxx.xxx and 10.188.xxx.xxx, my config file is: dbpath = /home/ubuntu/mongo-data/ ...
1
vote
2answers
178 views

Migrating a database from SQL Server 2012 to the cloud [closed]

I have a sample SQL Server database which is running on my computer. I have a cloud database account on AWS (free account). I want to migrate the database, with all tables, to the cloud. How can I do ...
3
votes
1answer
2k views

AWS performance of RDS with provisioned IOPS vs EC2

Has anyone done a performance comparison of AWS RDS with the new provisioned IOPS vs EC2? I've found plenty of non-high IOPS RDS vs EC2 but nothing with the new high IOPS feature in RDS.
4
votes
1answer
467 views

Migrating development and production databases to AWS

After careful thinking and asking on meta.stackoverflow, I'm posting this question on the DBA site. If anyone thinks this question should be on serverfault or any other site, feel free to close and ...
3
votes
2answers
5k views

How to solve MySQL “The table is full” error 1114 with Amazon RDS?

I am trying to add a new column in a table and the query giving me this error 1114. My RDS instance size is small. 1.7 GB memory, 1 ECU (1 virtual core with 1 ECU) Table i am trying to modify is ...
5
votes
1answer
3k views

MySQL on RDS, data transfer from one instance to another as a production job

I have a MySQL RDS instance ("production") from which I need to copy incremental data to another MySQL RDS instance ("reporting"). “Incremental data” being the new rows in certain tables. Currently ...
3
votes
1answer
317 views

Postgres Plus Cloud Database on AWS for write heavy social game?

I'm one of four founders of a big social gaming iPhone app in Sweden. We now suffer from severe database server issues so I'm turning to you guys to get some help. First of all, let me get this out ...
5
votes
1answer
872 views

What AWS instance to choose for write-heavy PostgreSQL database server

We are now having problems trouble to tackle the intensive traffic to our servers during peak hours; see this related question on tuning the DB. At the moment we are using a smaller cloud service for ...
2
votes
2answers
325 views

Sharded MongoDB backup solution

I am looking for a way that I can backup my 12 MongoDB shards into a single server. Disk space is not an issue but getting the backups to be on a single node would be the best. I am not sure if there ...
1
vote
1answer
938 views

High MySQL CPU usage, queries seem fine, not running ntp

I've had about 48 hours of extremely high CPU usage on my main MySQL database for no apparent reason. I realize this question is quite similar to the one posed here: High CPU usage from MySQL with no ...
2
votes
0answers
1k views

MySQL Server hitting 100% unexpectedly (Amazon AWS RDS)

We've been struggling with this issue for months. This week we upped our RDS instance to the highest performing instance and although the occurrences have reduced, we're still seeing our database ...
3
votes
1answer
168 views

Frequent MySQL table corruptions and instability

The database I'm working on is having frequent issues. Almost every day there is a problem. Things like tables crashing or becoming corrupt. So far, they've been repairable in one way or ...