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Questions tagged [amazon-ebs]

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

573 questions
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3 answers

quickly empty a Linux partition

I want to empty out all the data on a partition. What is the quickest way to do this? It is an Amazon EBS volume if that matters.
shantanuo
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1 answer

Recovering the remainder of an ext3 volume spread over multiple lvm physical volumes

I have an LVM logical volume spread over eight separate physical volumes on Amazon AWS. The logical volume is formatted using ext3. One of my physical volumes has failed. Is there any way to recover some or all of the data from the remaining…
Tom
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Is it "safe" to create a AMI image from a running EBS instance with another EBS attached to it?

I have an EBS backed AMI up and running and another EBS attached and mounted as a persistant storage device. Is it safe for me to create an a new AMI image (via the AWS Management UI) while the storage block is attached?
Swaylock
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1 answer

high cancelled_write_bytes

On a MySQL server running on AWS EC2 with an EBS volume iostat returns the following avg-cpu: %user %nice %system %iowait %steal %idle 37.67 0.00 5.26 0.75 0.08 56.24 Device: tps Blk_read/s Blk_wrtn/s …
webgr
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3 answers

Amazon EBS store vs Instance Store with Termination turned off?

What's the difference between the two? It seems as if using an instance store the root drive is ephemeral and EBS isn't in the event of a termination. But, if you're not terminating does it matter? Could someone compare EBS with instance-store and…
Evan Carroll
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2 answers

Efficient plan for backing up EC2 instance, EBS volumes and RDS DBs

I have an EBS-based EC2 instance (ebs_vol_1) which mounts and extra EBS volume (ebs_vol_2), and DB in RDS. Is tacking a snapshot of ebs_vol_1 & ebs_vol_2, enough for preventing data-loss? Is there a way to set it up, so it automatically takes the…
user967722
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1 answer

Root file system not grown after replacing with a larger EBS on AWS

I had a 8GB EBS attached to my EC2 Instance but I was running out of space what I did on the AWS Management Console: Create a snapshot of the current EBS (8GB) Create a new EBS based on the snapshot (200 GB) Stop the EC2 Instance Detach current…
Mr_Nizzle
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1 answer

How to set up command-line access with limited permissions to EC2?

I added a user "Snapshotter" to my AWS account (via IAM) with permission just to ebs:CreateSnapshot. On one of my instances I want to have a script that periodically created a snapshot, but without storing on that instance any credentials or…
GJ.
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4 answers

What kind of EC2 setup do I want?

Okay, I'm more of a coder, and not as familiar when it comes to things like system setup, though I try my best. I'm currently using Slicehost (stats below) to run a personal website that gets an okay amount of traffic. Linux (Ubuntu 8.04.2) 512MB…
Matt Huggins
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2 answers

Is it possible to run a large Oracle Database (7TB) on Amazon EC2+EBS?

I'm wondering if Amazon EC2+EBS can handle large Oracle databases (7TB to start with). Sounds like EBS can have storage volumes of up to 1TB and I could have many storage volumes attached to the same EC2 instance, but is it possible then to…
Fraggle
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2 answers

Copy/move EBS volume from one Region to another

Background of our setup: We've hosted our web-based application in Amazon EC2 US East (Virginia) Region. Our instance is based on Linux distribution (CentOS) and AMI is S3-backed. 1 EBS volume (400 GB size) is attached to this…
Gnanam
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2 answers

Detaching EBS Volumes (in LVM) take a lot of time

I have an EC2 Instance(EBS Backed-root partition) with EBS volumes configured via LVM. I have formatted it as ext4 and can mount it to store data etc. Now i want take a snapshot of the root partition, hence in that case i go and detach the other…
Cheezo
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1 answer

Mounting EBS vol to Ubuntu 10.4

I'm switching back and forth between two tutorials for mounting the EBS volume and I have an issue. I'd rather make sure that I'm doing it right, rather than somehow compromise my instance (especially since I haven't created an AMI yet...). I've…
Ben
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1 answer

M-M or M-S replication of EBS volume across multiple EC2 instances

I would like to share EBS backed file system of size up to 20GB in 200K files across multiple EC2 instances. Master-master would be ideal, but I'd be happy with master-slave solution too. I know that generic Linux solution would be to use DRBD, but…
vartec
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2 answers

AWS S3 and EBS backup?

I'm rather new to Amazon Web Services. I have a question regarding S3 and EBS. Do I have to backup an S3 or EBS service? Are these types of storage secure and backuped by amazon itself?
trnc
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