Amazon Web Services.

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843 views

MongoDB: Server sockets closed after a few minutes

I am working with multiple AWS intances connected to the same mongo database (inside Compose.io Elastic deployment) but I keep getting the error server <url>:<port> sockets closed after a ...
1
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2answers
278 views

SQL Server hangs during backup on EC2

Once and then our SQL Server will "hang" during its weekly full backup. When this happens, external connections start to timeout. The symptoms are: Connections timeout The sqlservr.exe process sits ...
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2answers
33 views

Give third-party access to AWS hosted MySQL

I have a production MySQL database hosted on AWS for an eCommerce store I work with. Employees in the firm are requesting access to our live SQL database to use with BI tools like Tableau/Qlikview. ...
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2answers
40 views

EC2 and setting up MYSQL Replication

my database size is very big around 100gb and when I restore it takes 3 days to restore. I am using amazon ec2. My question is I want to setup a new slave to MYSQL master, can I take a snapshot of ...
2
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1answer
121 views

AWS RDS - Changing Instance Class

So I'm fairly new to AWS and I'm hoping you guys can reassure me as I couldn't find anything in the AWS documentation either way. I actually have two questions, the first: I have an RDS MySql ...
2
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1answer
96 views

PostgreSQL query - works locally but not on AWS RDS

We have a large query that works fine locally but deadlocks on AWS RDS. According to cloudwatch we are not resource bound on CPU, disk or iops and nothing else should be accessing these tables. The ...
1
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1answer
47 views

How to set up Amazon RDS parameter group for Postgres?

I'm trying to create a parameter group in Amazon Web Services for an Postgres 9.5 RDS instance. I'm a little confused by the units being used for things such as shared_buffers and min_wal_size. ...
1
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1answer
135 views

High data traffic from MySQL server to web server

I have one webserver running Magento : Community Edition 1.7.0.2 and a separate machine with MySQL 5.5.42 on it. Both machines are EC2 instances. I am seeing huge unexpected data traffic from the ...
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1answer
15 views

In RDS digest function is undefined after creating pgcrypto extension

On an AWS RDS instance, we have run CREATE EXTENSION pgcrypto; The extension gets created. Both queries: SELECT digest('a', 'sha256') FROM table_name; SELECT public.digest('a', 'sha256') FROM ...
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1answer
28 views

Copy postgis layer from S3 to Heroku

I have a dump of a postgis layer (layer.dump), which I am trying to add to my heroku database (mydatabase). The postgis layer is stored on S3 (https://s3.amazonaws.com/layer.dump). I would like to add ...
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1answer
113 views

AWS RDS query running extremely slowly

I am testing out AWS RDS to replace a local DB and in general I am finding the latency etc acceptable for most of our use-cases. There is one particular query that we run manually (i.e. in SQL Server ...
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1answer
38 views

database with same schema and same AWS instance type, but different performance

Hi I am getting a new set of production servers ready. I generated a DB script from SSMS using the schema from Server A to deploy to a new AWS instance of the same type as Server A. After populating ...
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1answer
227 views

Issue using COPY command with AWS Redshift

I am trying to copy a CSV file from my PC, which has SSH running, to AWS Redshift. I have copied the Redshfit public key to authorized_keys for the appropriate user. copy contact (id,name) from 's3:/...
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1answer
301 views

The best my.cnf for my AWS server

I have an amazon server , my mysql is very slow , i dont know what is the best configration for my server , i need to big caching system for improving my website speeds, it's my config : my.conf : ...
3
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0answers
85 views

Why does replication with SSL fail on my MySQL database in AWS RDS?

I'm trying to replicate from AWS RDS to my own server. It works without SSL. Whenever I include the SSL property to the slave, it breaks with this error: error connecting to master 'user@xxxxx....
3
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0answers
680 views

How to get the best write throughput during a MySQL import with Amazon RDS?

tl;dr - How can we get the maximum EBS throughput for a db.r3.2xlarge instance? We're only seeing about half of what it can supposedly do. Apologies for the long length of this question. We've had ...
2
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0answers
37 views

Mirror data on local SSD storage to conserve EBS I/O?

I have an AWS instance with local (ephemeral) SSD storage backed by a permanent EBS storage. Is it possible to configure the local storage to act as a mirror/cache for row data in MySQL? I do not wish ...
2
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0answers
15 views

What is the best way to keep track of 1000 RDS hosted databases?

I want to know what is 'best-practices' for managing an extreme number of RDS instances. I have no problem managing five. But managing dozens or hundreds, that's another task. I'm thinking use a ...
2
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0answers
25 views

how to convert mongodb(2.4.10) startup2 to primary

I have standalone bitnami mongodb(2.4.10). The output of rs.status() command is below : rs.status() { "set" : "test", "date" : ISODate("2015-11-13T08:07:41Z"), "myState" : 5, "members"...
2
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0answers
119 views

MongoDB C# driver fails to reconnect after stepDown

I have an Elastic Beanstalk environment in AWS that constantly verifies the DB is accessible by querying the mongos for one document. We only speak to the DB routers and not to specific instances. ...
2
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0answers
627 views

PostgreSQL continuous archiving - use snapshot for base backup on AWS?

I'm new to AWS and PostgreSQL admin and have been poring over the docs trying to come up with a good backup strategy for a fairly simple setup. I have a single Amazon Web Services EC2 instance that ...
2
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0answers
2k 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 ...
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0answers
9 views

Estimate amount of downtime from RDS backup

I have an Multi-AZ RDS instance. Due to some maintenance I want to create a consistent snapshot of the database during the day, but this means shutting down all our services. I noticed from the AWS ...
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0answers
25 views

How can i sync a table between two MySQL RDS insatance

I am trying to sync one table in two of mysql RDS instances in AWS something like a db link or FEDERATED engine.
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0answers
22 views

psql in windows

I want to connect to Amazon Redshift and run scripts like exports to s3 and loads through command line. is psql the only way to go? If that is the case, is there a package that would install just ...
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0answers
22 views

Mongo is slow when the IOPS reaches 50%

We have an AWS-r3.large system. With 1.5TB data volume dedicated to Mongo. We are still using 2.6.3 (yes, upgrade pending for a while now). The data size is only 550GB. The volume that we have, has ...
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0answers
56 views

Understanding MongoDB Log warning

In my MongoDB log, I am seeing these lines of messages: 2016-04-05T00:03:42.904+0000 I COMMAND [ftdc] serverStatus was very slow: { after basic: 200, after asserts: 240, after backgroundFlushing: ...
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0answers
38 views

AWS RDS: Running db dumps in to the server really slow

I am migrating data from out servers to AWS (from MySQL to Aurora) and inesrting the data is terribly slow. Is there a way to speed things up? Right now I'm creating gzipped dump files on our server (...
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0answers
44 views

Best approach to maintain a clone of a db in Postgres RDS

We'd like to maintain a separate database for our dev environment that closely resembles the current state of our production database. What is the best way to do this in RDS? Our current process is to ...
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0answers
87 views

Slony with Amazon's RDS service?

Is it actually possible to somehow use Slony with Amazon’s RDS service? I’m aware that there’s no such thing as a host that you can log into to make Slony’s configurations, but perhaps it can be done ...
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0answers
111 views

Amazon RDS: Replacing file based workflows in Oracle RDS

Oracle RDS has limitations to how it supports different file workflows External tables are apparently not supported It is, to my knowledge not possible to mount a disk and use UTL_FILE to read/write ...
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0answers
27 views

Are read replicas affected by heavy writtings in master?

This is my problem: Sometimes one long lasting query (>60 secs, and I have a lot of those) which is always a SELECT makes my whole application stops working properly up until the query is solved. ...
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0answers
19 views

How to move the logins from one SQL Server RDS to another?

Please tell us the way to move the Logins from one SQL Server RDS to another SQL Server RDS. This information will be very useful when moving the databases from one SQL Server RDS to a new SQL Server ...
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0answers
24 views

How to synch PostgreSQL databases on separate RDS instances everyday

I have two RDS instances: staging and production with two databases in each. I would like to sync the production instance on the staging instance everyday. Any suggestions?
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0answers
43 views

AWS DMS creates tables with no auto_increment

I am migrating my databases to Amazon's RDS using their DMS tool. Pretty much everything looks great except that columns that were marked as auto_increment on the source database did not get marked ...
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0answers
24 views

Loading Data from url

I am trying to create a plan for data load and wanted to bounce off best practice ideas and learn about amazon RDS. I have multiple url sources of data and a RDS MYSQL instance to store them. I want ...
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5 views

Is there an option to create a sub-table in AWS DynamoDB?

I have an AWS Account and a table named like in the DynamoDB service. I have wanted to know if there is any option to create a sub-table to a table in DynamoDB?
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39 views

How can i delete an orphaned table from AWS RDS database?

Info: Database is an RDS instance (MySql) Yesterday i tried to add a field to a table and did an Alter table command. There is probably some millions of records in that table. After a while it just ...
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0answers
24 views

Database Authentication Security

I have issue with database authentication. We have a database on AWS database and application uses this database and we have different users who uses the application. There are several components on ...
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0answers
68 views

RDS Large SQL Server Instance high cpu low connections?

We are routinely getting high CPU usage with only 12 connections on our M3.large instance. I'm not particularly skilled with AWS RDS, please forgive any ignorance or obvious mistakes. But I don't ...
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0answers
45 views

RDS Data Loss after modify DB instance

I recently modified the size of one of our RDS instances in AWS, after this operation had completed overnight I came in to find that some of the jobs had dropped out of SQL Server Agent & the job ...
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0answers
24 views

AWS RDS Postgresql restricted user

When you create a RDS instance (Postgresql) on AmazonWebServices you create a user that is a part of rds_superuser role. This user is sort of an administrator and is therefore not appropriate to use ...
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0answers
47 views

What would cause database CPU load to increase 5x+ during peak hours, when traffic only doubles?

I'll start with a screenshot of CPU load on my database server for the past three days. http://i.imgur.com/sSZJdCb.jpg As you can see, it spikes from 20% to 100% load every day (would be even higher ...
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0answers
89 views

rds db.m3.large unexplainable low performance

I'm really hoping someone could help me figure this out. We run mysql 5.6 on a db.m3.large instance, with Storage TypeStorage Provisioned IOPS (SSD), 300G/3000IOPS and encrypted storage. Our current ...
0
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0answers
39 views

What options exist for replicating SQL Server over the public internet

Specifically, I'd like to set up a reporting copy of a SQL Server 2012 transactional database. This primary runs in a managed services provider, and I want a copy in an AWS EC2 SQL Server instance. ...
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0answers
15 views

Spreading out iops use at Aws

Is there a way to store event info, such as those triggered by a listened to Dom event, and feed that info into a database at a specific rate? Using Aws databases usually means provisioning a set ...
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0answers
160 views

how to archive old entries from mysql on rds

I have an AWS RDS MySQL DB. I have ec2 instances and an s3. What I would like to do is only retain 60days old data and archive the rest. I'm still new at this so I'm not really sure what to do. What ...
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0answers
83 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 ...