Filesystems

Status

• Research

Things that hold data

• GmailFS
• DavFS
• harddrives, ext3
• ram, tmpfs

Things that serve data

• NFS
• Samba
• Apache (webdav)
• GlusterFS

Things that encrypt data

• EncFS
• TrueCrypt

Things that unify/replicate/both

• software raid
• GlusterFS

Things Linux can do

• loopback drives

Things mentioned above

• GmailFS
  • relies on internet upload and download speeds
  • Uses Fuse
• DavFS
  • Can use Fuse, or native
  • box.net gives away davfs space for free
    • Each account is limited to at max 1G of 20MB files
  • Can have ACLs
• harddrives
  • Cheap and getting cheaper
  • The tried and true way of storing data
  • Not extremely fast, but we've been living with them just fine so far
• ram
  • Expensive, but getting cheaper
  • Extremely fast, fastest storage out there
• NFS
  • Old, it works, but has it's quirks
  • Mainly only Linux
• Samba
  • Windows, Linux, Mac, everyone can talk and serve this
• GlusterFS
  • Mainly used for raid 0, raid 1, or striping over harddrives on a network
  • Linux only that I've seen
  • Clients use Fuse
• EncFS
  • Encrypts at the file level
  • Uses Fuse
  • GmailFS has this as an intergrated option
• TrueCrypt
  • Encrypts at the disk level
  • Only Linux and Windows
• software raid
  • Only Linux
  • Can do any raid level
  • Uses disks/partitions only
• loopback drives
  • Can make a file into a disk