Rotating EBS Snapshots: ec2-prune-snapshots

Following the significant disruption of EBS volumes in April, the importance of backups was once again brought to the forefront. Amazon’s method of generating EBS backups is the ‘snapshot’ – a differential backup stored in S3. While Amazon provides tools for creating snapshots (either command line, or via their API), a script that is quite… Continue reading Rotating EBS Snapshots: ec2-prune-snapshots

ec2-consistent-snapshot on Amazon’s Linux AMI

Update: the complementary article to this one, on Rotating EBS snapshots has now been posted. After the recent failure of EBS volumes on Amazon’s cloud, backup is quite likely something to be considering. If, during the aforementioned incident, recent snapshots of the affected EBS volumes were available, it might have been possible to relaunch instances… Continue reading ec2-consistent-snapshot on Amazon’s Linux AMI