This is for questions on Amazon's storage service for its ec2 service.

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1answer
26 views

Amazon EBS Durability

According to this link: http://aws.amazon.com/ebs/details/#availabilityanddurability It said: Amazon EBS Snapshot can expect an annual failure rate (AFR) of between 0.1% – 0.5%, where failure ...
-3
votes
2answers
26 views

Detatch an EBS volume from one instance and attach to another [closed]

If I detatch an EBS volume from an EC2 instance and then attach it to another newly created EC2 instance, would that be okay? If it would work then would I need to install any libraries like PHP, ...
0
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1answer
406 views

Heartbleed testing tools do not recognize reissued certificates (PositiveSSL Wildcard + Amazon ELB)

In response to the Heartbleed news, I have upgraded OpenSSL on my production server and am now trying to reissue the SSL certificate. I am using a PositiveSSL Wildcard certificate on an Amazon ELB. I ...
0
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2answers
26 views

Adding EBS volume to Amazon EC2 server. Do I need to?

So I created a free-tier Amazon EC2 ubuntu 12.04 instance. I set up a LAMPP stack on it and use it for a couple of testing websites. Currently all the data is stored on the server itself, including ...
0
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1answer
29 views

MySQL Replication across two mounts on AWS Amazon Linux

Recently we took advantage of the SSD instance stores available on AWS. While these are great, they obviously get deleted when the instance dies. Obviously the performance of non Provision IOPS is ...
0
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1answer
33 views

Single ec2 instance with multiple mySQL databases on separate EBS volumes

I have a single ec2 instance on which I am running multiple separate wordpress sites. I want to store the database for each separate site on it's own mounted ebs volume, so that I can handle the db ...
-1
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1answer
26 views

is there a maximum size limit on the root drive while creating a new EC2 instance? [closed]

say, if I setup a windows server 2012 instance, is there a maximum size limit on the C drive?
0
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1answer
52 views

EC2 AMI Image from a running instance vs. from a snapshot taken from a running instance

I want to backup a Linux-based EC2 instance while it is running with no downtime, and then later on launch a new instance. (The instance is running a web server and Postgres database.) I found there ...
0
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1answer
40 views

Anyway to determine Amazon Machine Image (Creation Date)?

I am trying to see if anyone knows how to identify the creation date for Amazon Machine Image(s)? I have looked all through the documentation on the AWS site, and do not see anything. The only ...
2
votes
3answers
92 views

Backup EC2 instances

I found a lot of questions to this topic already, but I'm still not 100% sure what's the best approach to do so. The option I'd prefer is using EBS snapshots. The pros would be that I can spin up a ...
1
vote
0answers
20 views

How to restore a dd image to an EBS volume

I have a local dd image myimage.bin, which I want to use to create an AWS EBS volume. The only way I can figure out how to do this is to, 1) Launch an AWS instance 2) Create and attach an EBS ...
0
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1answer
46 views

Installing ElastiCache Cluster Client on PHP AWS Elastic Beanstalk (without creating resource)

Elastic Beanstalk does not, by default, install the ElastiCache Cluster Client PHP module. This is needed to connect to an ElastiCache node cluster. Reading around, most of the instructions relate to ...
2
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1answer
773 views

Root Device on SSD instance types. SSD vs EBS confusion

I have an AMI that was originally created from a t1.micro linux. The "Root Device Type" of this AMI is EBS (8 GB) and my web application software is "baked" into this root volume. Now I would like to ...
0
votes
1answer
25 views

How do I create a instance store backed AMI, from EBS backed AMI?

I was on to task of creating a new CentOS 6.4 AMI and started with CentOS market place image. To my surprise I found that CentOS has only released AMI's with EBS backed stored and there is no instance ...
0
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0answers
51 views

confused by iostat reporting striped mdadm more tps than aggregate volumes

I've got an mdadm striped device (/dev/md0) from /dev/sdm{1..4}. Here is an output of iostat 30 and then mdadm --detail on the mdadm device # iostat 30 Linux 2.6.32-309-ec2 (ip-xx-xx-xx-xx) ...
1
vote
1answer
33 views

Snapshots - where are they running from?

I have an odd 'issue'. And I feel a little dumb asking. Just after Christmas, 2013, I added a cronjob on one of my EC2 instances to snapshot all of my EBS volumes that had a tag where backup=true, ...
0
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0answers
26 views

What's the best way to increase the provisioned IOPS of an optimized EBS volume?

I can create a snapshot and then create a new volume with the increased IOPS with that snapshot. The question is if a faster way to do that exists.
0
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2answers
63 views

Any issues with filesystem-only backups on PostgreSQL?

I am running my DB server in amazon cloud, and I have the database files on a separate EBS volume. When it comes to backup/restore operations, I found it infinitely simpler to just do a ...
0
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1answer
113 views

Amazon EC2 - Can't connect to my Windows instance using a remote desktop client

Using Amazon EC2 I successfully launched a Windows Server 2012 instance. I was able to connect to it using a remote desktop client and configure it as needed. From the EC2 console I then selected ...
0
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0answers
48 views

Use AWS ephemeral drives for SQL Server for redundancy/read-only/other live purposes

Are there any good uses for the ephemeral drives on AWS Windows instances when using SQL Server besides putting TempDB and the pagefile there? I'm wondering, for example, if one could replicate the ...
1
vote
1answer
43 views

Is it possible to have a spot instance mount a particular EBS volume as its root disk when started?

For example, in a scenario where you have an auto-scaling group of size 1 that launches a spot instance which continually uses the same root EBS volume.
1
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2answers
50 views

Best way remove old log without blocking cpu

I have 3 AWS EC2 machines, using each 500G of EBS storage. On them I have SolrCloud search engine running on Jetty, and serving lots of queries. In time the jetty logs have grwn hugely, up to ~200G in ...
0
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0answers
31 views

Point existing EBS to new EC2 instance

I have an EC2 instance running Ubuntu 11.04 with EBS attached, now I am planning to move to Amazon Linux AMI 2013.09.1 Can I just launch new instance and map existing EBS is that enough or is there ...
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votes
1answer
32 views

Amazon ECS free tier pricing [closed]

A quick question, I have two volumes allocated with 30GB and 8GB of space. And now I just reviewed the report and am being charged for 2.756 GB-Mo of usage. Then I read that $0.00 per GB-month of ...
4
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1answer
118 views

How to calculate the required EBS PIOPS for our mongo server?

We want to use provisioned IOPS EBS volume on our mongo machines, I'm a bit confused on how to calculate the number of provisioned IOPS to use. Currently we're getting an average of 25 IOPS (read + ...
1
vote
0answers
117 views

Is it safe to snapshot an mdadm RAID with only xfs_freeze?

Is mdadm guaranteed (and trusted via experience) to be safe for taking snapshots with only an xfs_freeze? I have encountered vague warnings about mdadm still working in the background, thus making ...
0
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1answer
144 views

AWS: Best solution for syncing files across autoscaled EC2 instances?

I'm working on setting up autoscaling on EC2; Instances will be running a web app with big traffic spikes. The first solution I tried for syncing files across instances (since the web app will write ...
0
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0answers
33 views

Bootstrap not mounting EBS volume

I'm running the following when Bootstrapping an Ubuntu 12.04 EC2 instance: mkfs.ext4 /dev/xvdf mkdir /vol01 echo "/dev/xvdf /vol01 auto noatime 0 0" | tee –a /etc/fstab mount /vol01 It formats the ...
6
votes
1answer
135 views

How to make a Cent OS install as similar to an EC2 rhel based instance as possible?

I'm trying to setup vagrant to deploy locally, while we also want to deploy to elasticbeanstalk. So how can I make my local cent OS Vagrant VM as close to the Amazon EMI as possible? My co-worker ...
0
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1answer
61 views

Sync EC2 instances

I know many people have asked how to sync multiple ec2 instances and it seems the usual answer is to store all the assets in S3. Would this still make sense if the only thing I am trying to share ...
0
votes
1answer
59 views

Sharing an EC2/EBS RAID10 Array using NFS

I created a 10 disks RAID10 using EBS on AWS EC2 using mdadm on a ubuntu 12.04.2 LTS instance. Let's call this instance A. It works fine and I can create files and folders perfectly in the volume. I ...
0
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1answer
82 views

EC2 backup strategy, 2 EBS volumes

i've currently set up a Windows EC2 instance with MySQL installed on the root/C: drive, with the database files, logs, etc on another volume. Is it safe to use snapshots to back up the instance? My ...
0
votes
1answer
72 views

When EC2 instance goes down, how to bring up new machine with existing EBS volume?

We've got an app where customers upload data and documents to a number of EC2 instances. We store the uploads on EBS volumes. Occasionally our app will fail. Sometimes it's something in our app ...
2
votes
1answer
228 views

Can I use MongoDB with Amazon EC2 small instance?

I want to move my MongoDB from a virtual server to amazon web services. I know MongoDB provides a preconfigured AMI, with three provisioned EBS volumes. But this is only available for m1.large ...
1
vote
2answers
539 views

How can I add an ephemeral disk to an existing EC2 instance?

Six months ago I created an EC2 Instance with a Plesk license from the AWS Marketplace. Now I would like to add an ephemeral disk in order to put the temporal backup data generated by the Plesk. The ...
3
votes
2answers
90 views

Should I always partition a virtual drive?

This might seem like an odd question at first, but I was experimenting with an Amazon EC2 instance and forgot to partition an EBS drive under Linux. I discovered I could directly format it with a ...
1
vote
1answer
60 views

Amazong EBS showing unreal disk usage

I have an EBS of 8 GB and when I've checked my free space it says I'm using almost all of it: Filesystem Size Used Avail Use% Mounted on /dev/xvda1 7.8G 7.2G 185M 98% / proc ...
0
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0answers
93 views

What exactly mean “potentially inconsistent EBS volumes” and “impaired EBS volumes”?

At Amazon doc one can read an explanation about EBS status check in abstract. I said in abstract cos they don't details what kind of tests they executed, they just mentions the fact they execute ...
0
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1answer
92 views

Host multiple ssl domains in amazon Ec2 instance

I need to install multiple ssl domains in my amazon ec2 instance.Amazon ec2 allows only one IP address so I decided to use load-balancers for each domains. Scenario : I host 4 domains in an ec2 ...
0
votes
0answers
66 views

How to deploy my new application to an existing environment AWS-EB

Could anyone help me on how to deploy an application in an existing environment. I've been given a task on how to deploy our application to an existing environment using AWS Elastic-beanstalk CLI but ...
0
votes
1answer
69 views

Can i have 400 snapshots in Amazon Ec2 if they are incremental only

I want to know about snapshotting. Amazon says that they make Incremental backups Only charge for the data chnaged between snapshots Now my question is let us suppose the only data which change ...
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votes
1answer
107 views

What is AVG I/O request for normal EC2 Instnace with web server on Amazon AWS

I have Amazon Ec2 instance with EBS Volume. Standard EBS Volumes are billed $0.10 per 1 million I/O requests Now I am not able to guess how much is the normal I/O request for normal server. and in ...
2
votes
2answers
430 views

Server Backup Strategy for Amazon EC2

Where and how should I backup my EC2 / EBS based snapshots OUTSIDE of EC2? EC2 provides a great product with their EBS based snapshots. However it is also a high risk point that someone could ...
0
votes
2answers
588 views

Amazon Ec2 Linux still shows old Volume size even after increasing

Initially i had EBS boot as AMI image with 10GB EBS volume. Then i created new 20Gb EBS volume and then attached that to old instance and booted Then i see that i still have 10GB mounted as ...
0
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0answers
55 views

Disable disk caches in AWS EBS for PostgreSQL?

It's my understanding that, without correctly disabling OS-level and drive-level caching, there is a chance that in case of system failure the Write-Ahead Log might not be saved correctly and in fact ...
1
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0answers
88 views

Safe filesystem encryption using mdadm and cryptsetup in EC2

I need to safely store some encrypted information in EC2. For this purpose, I'd like to encrypt a filesystem on my EBS drives to ensure that third-parties won't be able to poke around in my data. ...
1
vote
1answer
102 views

Restore snapshot from other aws account?

I am new in this, so forgive my beginner question. I have an aws account which is currently in us-west-2c. It has a instance running, and also a couple of volumes which i made. I have multiple backups ...
0
votes
1answer
36 views

AWS loopback approach and mounting an EBS Volume

In order to deploy your appliance on AWS, I think the loopback approach is true IaaS and I am not in favor of installing my software on an existing AMI. I see a potential problem of using loopback ...
0
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0answers
27 views

EBS Snapshot backs up Instance - Is S3 also needed?

I have spent lots of hours reading about EBS & S3 backups. I believe this is the proper approach for our needs but I am not a SysAdmin. Setup: 1 EC2 Server w/ apache & database Over 250000 ...
0
votes
1answer
38 views

ebs durability clarification

I am confused as to the durability of the EBS volumes on AWS. As an example, volumes that operate with 20 GB or less of modified data since their most recent Amazon EBS snapshot can expect an ...