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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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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 filesystem-level backup rather than sql dump because I can…
Goro
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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 snapshots unsafe without disassembling the RAID…
Jon
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Simple EC2 offline backup?

Scenario: A frustrated employee deletes all data from an AWS account. Valuable data: EBS volume of an EC2 machine based on Amazon's Linux AMI. What is a simple offline backup solution for the data? rsync? Note that automation of the backup is not…
feklee
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Amazon EC2 - Create private AMI from snapshot

I'm having a really hard time. This is where I am. I have created an EC2 instance, installed my configs and taken a snapshot. I now want to turn this snapshot into an AMI that I can start new instances from scratch with the same code and…
J.Zil
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What will happen to my EBS data when autoscaling my EC2 instance?

I have various websites hosted on 1 same single EC2 instance so far. In the root EBS volume of such instance I have: Codes and files of the websites which change every hour if not every minute Apache and PHP configuration information which I change…
ericn
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When I mount an XFS snapshot that was frozen, do I need to unfreeze it?

I'm snapshotting an XFS EBS volume, freezing it first. When I mount the snapshot as a new volume on a different instance will I need to unfreeze the volume before it can be used, or will it not be frozen after mounting it?
andy
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Do EC2 EBS provisioned iops volumes set an iops cap, not just a minimum?

I've been testing AWS EC2 with EBS optimized instances using EBS provisioned IOPS volumes in the hopes of finding out just how much better they perform in reality. I'm confused by the results and was hoping for some advice from the folks here. I've…
Craig Ringer
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How to update an EBS AMI's snapshot?

I have an AMI that I use for my rails web servers. This AMI using an EBS Snapshot to launch with the basics all ready for production. I now need to update some configuration settings on web servers (nginx.conf). I can easily ssh into a box and…
AnApprentice
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How to upgrade a single instance's size without downtime

I'm afraid there may not be a way to do this since we're not load balancing, but I'd like to know if there is any way to upgrade an EC2 EBS backed instance to a larger size without downtime. First of all, we have everything on one instance: both our…
Justin Meltzer
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Getting 'Stale NFS file handle' when Mounting Amazon EBS Drive/Volume

I had some issues this morning with an EC2 instance so I stopped it and changed it's type and it seemed to unmount one of my drives. Now, I can't mount anything, including freshly created, attached and formatted drives. I keep getting the same…
doremi
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Increase size of mount point

I created an EBS volume (100GB) from a snapshot (10GB), but when I attach the volume to an instance and mount it as /vol, then I check with df -h, I see that /vol has size of 10GB although it's a 100GB disk. What's wrong with my procedure ? Thank…
PapelPincel
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Encrypting Amazon EBS Snapshots

Would love it if someone could help me out with this: The setup is a distributed LAMP architecture hosted on Amazon EC2 instances. MySQL Percona. We use Amazon's EBS snapshots for backups. We have a security requirement for encryption of sensitive…
d.howser
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Create Windows AMI with instance storage

I have a business use case and workflow where local/instance/ephemeral storage for an EC2 instance is ideal. Unfortunately I'm coupled to a Windows platform for this particular task and the EC2 Windows offering appears to have some deficiencies…
Jonathan Oliver
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How to move Mdadm RAID drive (EBS based) to different AWS Instance

We have a media-rich web application that is hosted on AWS. We have several Web Servers and we have an NFS server. On the NFS server (Linux server) we have several EBS volumes that are mounted and we've used mdadm to implement the different mounted…
Stanley
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How can I turn an existing Windows Server 2008 EBS-backed instance into a S3-backed (instance-backed) AMI?

I understand there is no direct conversion to get from EBS to S3. But is there some series of steps that can make this happen, or is rebuilding the image from scratch the best option? Is there a way to create a volume or snapshot, download it,…
Craig
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