files synchronization

CEPH

  • huge system, disigned for huge companies

GlusterFS

  • easier than CEPH
  • user space
  • synchronous replication

Unison

  • only 2 servers can be replicated
  • works over SSH
  • if file was modified on both servers between syncs, this file will not be in sync
  • runs by cron

rsync

  • one directional sync
  • works over SSH
  • runs by cron

Bittorrent sync (btsync)

  • can sync huge directory
  • doesn’t support linux permissions
  • sophisticate sync mechanism, sync from nearest server

csync2

  • it was devoloped for configuration files syncronization, it is not appropriate for directories more than 100 MB (according to official documentation)
  • works without SSH
  • runs by cron

elliptics

openstack swift

riak cs

LeoFS

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