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

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1answer
28 views

What is minimum IOPS for AWS EC2 General Purpose SSD (gp2)?

A while ago I read, that you get 3 IOPS per GB for gp2 SSD volumes. For example, that would be 24 IOPS for 8 GB volume. Now I read the documentation (https://docs.aws.amazon.com/AWSEC2/latest/...
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3answers
2k views

How to reduce AWS EBS root volume size?

Enlarging an EC2 instance is easy like a breath (for instance, create an AMI, launch an instance from it and then change the storage size). But reducing it becomes more difficult. I’d like to reduce ...
0
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1answer
22 views

Root Partition not of the size of EBS

I created one OEL 6.6 Ec2 on AWS in one of the Region. And assigned Root Partition 25GB (When first seen it was hinting 15G) And other EBS for other purpose When I did lsblk on it I found that ...
1
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2answers
43 views

AWS EC2 Instance Not Reachable anymore

My previously working ec2 instance is suddenly not accessible through SSH or HTTP. This is what I have tried so far: Rebooting Instance Shutting down and starting up My instance system logs are ...
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0answers
15 views

AWS Windows SQL EC2/EBS application consistent snapshot

Has anyone found a way to take a EBS snapshot for a Windows Server that maintains Application Consistency? In my case it's with SQL and I'd like to maintain SQL app consistency. Either via quiescing ...
0
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1answer
20 views

Which is more cost effective: Amazon EC2 snapshot or AMI?

I have an EBS based Amazon EC2 instance (m4.xlarge) up and running. This one, say example has been in use for a while and is in a state that we would like to have for all our future instances. Which ...
0
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2answers
38 views

How to convert a unencrypted EBS to be encrypted

I have a number of older EBS volumes that are not encrypted. In satisfying new corporate security measures, all data needs to be "encrypted at rest" so I need to convert all of the volumes to be ...
0
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0answers
71 views

AWS Encrypted EBS Boot Volumes for Windows Instances

Is it possible to create an encrypted ebs boot volume for a windows ec2 instance? This AWS example shows how to copy an unencrypted boot volume, creating an encrypted boot volume: aws ec2 copy-image ...
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0answers
26 views

How can I copy an AMI between regions in AWS?

We are having difficulty copying an AMI we have created in our California VPC to our Oregon VPC as the AKI and ARI are not available in Oregon. The AKI/ARI we are using in California are as follows. ...
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2answers
21 views

How to take EBS Volume snapshot and store to S3 Reduced Redundancy?

By default, EBS Volume snapshots on AWS are stored to S3 Standard storage. I would like to figure out how to direct those snapshots to Reduced Redundancy storage instead. I've been trudging through ...
1
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1answer
40 views

Poor I/O performance on EBS optimized r3.xlarge instance with Windows 2012 R2

I launched a new server with SQL 2012 R2 on a Windows 2012R2 instance sized to r3.xlarge, with EBS-optimized turned on. I've got three attached EBS drives (GP2), all sized at 1 TB each (3000/IPOS ...
0
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1answer
32 views

How do I view the RDS_ prefixed environment variables in AWS ElasticBeanstalk?

If you set up RDS with ElasticBeanstalk how can you go into the box (via eb ssh) and view the environment variables that are set when you apply RDS to your EB Instance? Amazon automatically sets up ...
0
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1answer
21 views

Improving I/O rates for EBS snapshot backed volumes

I'm working with a system that takes a set of 42 rotating daily EBS snapshots of each of its numerous (40) volumes for disaster recovery purposes. EBS volumes are aggregated into a RAID volume. A set ...
0
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0answers
62 views

amazon ecs freeing space on docker storage

I'm trying to cleanup space on docker EBS for Amazon ECS instance. On ECS docker is using separate partition to store all his FS layers: [ec2-user@]$ sudo lvs LV VG Attr LSize ...
0
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1answer
23 views

AWS: How can we avoid EBS outages on a constantly updating ec2 files (ie, not a static AMI)

Recently we experienced Ec2 downtime due to AWS EAST outages. I was told that only RDS allows "multi-az" failover, and they have no plans for that feature for EBS storage. So the question is now: ...
2
votes
1answer
18 views

Wordpress - images not syncing in AWS EBS

I think I know the answer, but I'd like to confirm. I've a 2-servers load balancer that's hosting a Wordpress website. When the content managers create new content, specially IMAGES: intermittently ...
1
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1answer
55 views

Copying an EBS Snapshot to S3 for low-cost storage

Goal: Be able to copy an EBS snapshot to S3 and have it be treated like an arbitrary object that I could download to a local on-prem machine if I so wished. I understand that EBS Snapshots are ...
0
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1answer
32 views

I/O issue with AWS server

Currently we have a number of Amazon AWS c3.large setups and I'm trying to figure out the bottle neck. The load is very high on most of them during our peak periods. It looks to be high disk ...
1
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1answer
2k views

How do I shrink an EBS volume on Windows Server 2008?

I have a Windows Server 2008 instance on EC2. I need to shrink one of the drives (non-root) to a certain amount. Is there are well defined way of doing it? Thanks
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0answers
17 views

amazon RDS vs automated snapshot

Hello running a wordpress website and I want to know If I need an RDS instance. I am curious because RDS has automated backups but It's also possible to add a script to run an Automated snapshot.
0
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1answer
23 views

Backing up website that uses amazon ec2 and RDS as database

Hello I'm currently using Amazon ec2 instance to run a wordpress website OS is amazon linux AMI and I'm using RDS as my database I need to back up my website without downtime is that possible? RDS ...
2
votes
1answer
104 views

Benefits of moving MySQL to its own SSD on AWS EBS

When using hardware (rather than virtualization), there is a clear benefit in using a 200 GB disk for MySQL and a 200 GB disk for content. But due to the way AWS works, is there actually any potential ...
0
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1answer
61 views

Can't delete AWS snapshot - refers to instance ID that doesn't exist

I have a snapshot in AWS Oregon I can't deleted. When I try it says Snapshot is in use by AMI ami-d2d83cxx I've checked every region, I have no instance with that ID. I used to run in the Sydney ...
0
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1answer
70 views

How to configure Apache to serve default Index.html file stored on attached AWS EBS volume?

I have a AWS EC2 Linux VM with Apache installed, and my requirement to configure Apache so that the default Index.html file served is the one from the attached EBS volume (where I have already stored ...
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0answers
37 views

What are the proper Readahead values for a RAID 10 array over 4 EBS PIOPS volumes?

tl;dr - What are the proper readahead values for the different EBS PIOPS volumes in a RAID 10 array ? What about the RAID 10 physical and logical volumes themselves ? What about the chunk size of the ...
0
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2answers
57 views

$0 empty in script when run by cronjob [duplicate]

I am trying to setup automated backups for an AWS EBS volume and using https://github.com/colinbjohnson/aws-missing-tools/tree/master/ec2-automate-backup to do so. The backup script used is the ...
0
votes
1answer
180 views

Amazon EC2 instance-reboot on EBS backed instances

I received notification that many of my EC2 instances will be rebooted for scheduled maintenance. They are scheduled for an "instance-reboot," which makes sense because most of my instances are S3 ...
0
votes
1answer
15 views

Simple MongoDB EBS Backup Scheme

Can I get by with standard EBS snapshots to back up my small MongoDB replica set? I have a 3-member MongoDB replica set (~2GiB of data across several databases). I don't anticipate it to grow quickly,...
3
votes
2answers
1k views

Autoscaling and NFS Server

I have a WebServer say WS-1 and a NFS server say NFS-1 setup on AWS. WS-1 is being managed by an elastic load balancer and also autoscaled. It also has an EBS mounted on /var/www which contains all ...
0
votes
1answer
14 views

Differentiating between volume, snapshot and understanding Stop

I am not very clear in the difference between a Volume and a Snapshot. When a new instance is created, it automatically creates a snapshotID like snap-ad8e61t8 in Volume under Elastic Block Store but ...
2
votes
4answers
7k views

Command does not execute in crontab while command itself works just fine

I have this script from Colin Johnson on Github - https://github.com/colinbjohnson/aws-missing-tools/tree/master/ec2-automate-backup It seems great. I have modified it to send email to myself every ...
-3
votes
1answer
33 views

Not able to ssh into server after mounting users home on other ebs volume [closed]

I have a server which has a low storage problem. What i want is to mount the user ec2-user's home directory that is /home/ec2-user to another attached storage drive which is available at /dev/xvdk and ...
1
vote
1answer
47 views

AWS EC2: EBS snapshot without reboot in read only context it is safe (consistent)?

I have a Windows Server 2012 R2 EC2 instance on AWS platform, with 2 EBS volume attached, the first (C:) for Windows SO (root volume) and the second (D:) for static file storage served by http server. ...
3
votes
1answer
123 views

AWS Windows EC2 instance: daily EBS snapshot without downtime

I have one "Windows Server 2008" instance on "Amazon AWS EC2" with two "EBS-volumes" attached: D:\, E:\. I want to schedule a daily snapshot of only D:\ "EBS-volume" to "s3 bucket" so that we have ...
2
votes
0answers
205 views

How do I use cloud-init to configure an AWS EBS volume at first boot?

Cloud-init provides the disk_setup, fs_setup and mounts modules to partition, format and mount a volume to a virtual machine, however these options remain undocumented at both http://cloudinit....
2
votes
1answer
32 views

EC2 Disk space not utilized fully

I have an EC2 instance. While launching i tried with disk storage space, like 16 GB. In AWS console i see a new EBS volume been created of 16 GB and gets attached. When i log into machine i can see ...
0
votes
1answer
22 views

Choosing the right storage when hosting MongoDB on EC2

I'm setting up a MongoDB cluster on Amazon EC2 instances and the documentation says... ...for best performance we recommend separate volumes for data files, the journal, and the log. Each has ...
1
vote
1answer
45 views

Changing AWS Instance Type and Retaining HTTPS Binding

I have an AWS EC2 instance with an of type t2.micro. I wish to change the instance type to m3.medium without losing the bindings that I have set up within IIS. I currently have a binding for HTTPS. ...
0
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1answer
34 views

ec2 volume and data

I am new to EC2 and following their tutorial. I created a t2.medium server and would like to install java/tomcat/mongodb. I read in Best Practices "Use separate Amazon EBS volumes for the ...
0
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0answers
15 views

Error while mounting /dev/md0 on aws instance

I created an instance with 16 EBS volume in AWS. Then I created RAID and mounted to one of the directory and loaded some data. I detached the volumes and terminated the instance. Again I created an ...
1
vote
1answer
43 views

Windows backup VS Volume snapshot

I have an EBS volume mounted as secondary volume on an EC2 . I want to back up data on the C drive (WEB application user document attachements ) of the EC2 instance : 1) Run a regular windows ...
0
votes
1answer
31 views

Detaching an EBS secondary volume

I am using an instance that has an EBS volume attached to it . This volume is used as secondary volume ( mounted to xvdf ) . So usually to detach the volume i go to volume section of the AWS EC2 ...
0
votes
1answer
23 views

Reduce EBS root device size

I want to reduce the size of the root volume of a Windows server EC2 instance . 1) Stop the running instance (instance 1) 2) Detach its root EBS device 3) Create new instance with any volume (...
82
votes
2answers
25k views

Amazon EC2 terminology - AMI vs. EBS vs. Snapshot vs. Volume

I have been poking around Amazon EC2, and am a little confused on some of the terminology. Specifically with regard to AMI, snapshots and volumes, and an EBS Please correct me if I am wrong, or fill ...
0
votes
1answer
30 views

Expanding C drive on amazon webservice

I am trying to expand the C disk size ( size is 50 GB) of a windows instance on amazon ec2 . I create an ami from the running instance . Then i created new instance using the new ami . while ...
2
votes
1answer
2k views

EBS vs SSD definition

I am confused about the EBS and SSD choice while creating an instance . while choosing instance parameters (Step 2) you will see 2 options in the column Instance Storage (GB) : EBS only or SSD . ...
0
votes
1answer
56 views

Amazon EC2 EBS storage reliability

We run a bunch of Ubuntu instances on Amazon EC2 and over the last two months we've observed a few of them becoming unresponsive and unreachable. No SSH, no ping responses, etc. Eventually rebooting ...
0
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0answers
181 views

AWS RDP Windows Black Screen

I searched and found a few somewhat related issue. Here't the story. We have Windows 2012 r2 in an AD domain. We enlarged the C drive of the primary and secondary AD servers and all went well. We then ...
5
votes
3answers
3k views

Auto-Attach EBS-volume to a New Spot Instance?

I am experimenting with EC2 spot instances, and am needing some data to be retained between terminations. Now as I understand it, when the current price goes above my max. bid, it will be ...
0
votes
0answers
97 views

HTTPS showing blank page on EC2 Amazon Ubuntu server

I have a big problem trying to solve for more than two week and still nothing. I installed the certificate on the server which is working properly and in response I received this response arn:...