Backup ideas#

Remote encrypted backup

References#

Synchronization#

• rsync
• Unison
• Capivara a Java file synchronization program.
• Robocopier a Python script to synchronize directories and copy them.
• Xfiles a Java/Python file synchronization/comparison tool
• Conduit a Python/Gnome program that handles synchronization of user data. It can upload to webservices and transform the data.
• Opensync Generic library project for synchronization.

Backup#

• Duplicity Python backup program that does encryption and webdav
• Areca backup
• Amanda Open Source backup software with S3 option

Webdav#

• Milton a Java server library to expose any kind of data through webdav
• Sardine a Java client library to access Webdav servers

Archiving#

• jar, zip, tar etc.

Encryption/Filesystems#

• Zip encryption?
• GPG
• ZFS
• Btrfs
• Ecryptfs
• Trucrypt

SSD#

• Ext3 journal on SSD with performance and reliability analysis
• Flashcache block level cache that uses SSD drives. (Source @ github)
• Bcache another block level cache that uses SSD drives

Hardware#

Regular hard drive#

Storagereview.com has an interestring article about the latest Western Digital Caviar at 3TB. Here are a few takeaways:

• 100MB/s for sequential reads/writes
• 3.9watt when idle
• advance replacement program to make it easier to replace the drives.