Update README.md

This commit is contained in:
gilbertchen
2016-03-03 22:04:52 -05:00
parent b51d979bec
commit a93faa84b1

View File

@@ -12,6 +12,7 @@ Duplicacy supports major cloud storage providers (Amazon S3, Google Cloud Storag
* Encryption: encrypt not only file contents but also file paths, sizes, times, etc. * Encryption: encrypt not only file contents but also file paths, sizes, times, etc.
* Deletion: every backup can be deleted independently without affecting others * Deletion: every backup can be deleted independently without affecting others
* Concurrent access: multiple clients can back up to the same storage at the same time * Concurrent access: multiple clients can back up to the same storage at the same time
* Snapshot migration: all or selected snapshots can be migrated from one storage to another
The key idea behind Duplicacy is a concept called **Lock-Free Deduplication**, which can be summarized as follows: The key idea behind Duplicacy is a concept called **Lock-Free Deduplication**, which can be summarized as follows:
@@ -185,12 +186,15 @@ A command to delete old backups is in the developer's [plan](https://github.com/
The following table compares the feature lists of all these backup tools: The following table compares the feature lists of all these backup tools:
| Tool | Incremental Backup | Full Snapshot | Deduplication | Encryption | Deletion | Concurrent Access |Cloud Support |
|:----:|:----:|:----:|:----:|:----:|:----:|:----:|:----:| | Tool | duplicity | bup | Obnam | Attic | restic | **Duplicacy** |
| duplicity | Yes | No | Weak | Yes | No | No | Extensive | |:------------------:|:---------:|:---:|:-----------------:|:---------------:|:-----------------:|:-------------:|
| bup | Yes | Yes | Yes | Yes | No | No | No | | Incremental Backup | Yes | Yes | Yes | Yes | Yes | **Yes** |
| Obnam | Yes | Yes | Weak | Yes | Yes | Exclusive locking | No | | Full Snapshot | No | Yes | Yes | Yes | Yes | **Yes** |
| Attic | Yes | Yes | Yes | Yes | Yes | Not recommended | No | | Deduplication | Weak | Yes | Weak | Yes | Yes | **Yes** |
| restic | Yes | Yes | Yes | Yes | No | Exclusive locking | S3 only | | Encryption | Yes | Yes | Yes | Yes | Yes | **Yes** |
| **Duplicacy** | **Yes** | **Yes** | **Yes** | **Yes** | **Yes** | **Lock-free** | **S3, GCS, Azure, Dropbox, BackBlaze** | | Deletion | No | No | Yes | Yes | No | **Yes** |
| Concurrent Access | No | No | Exclusive locking | Not recommended | Exclusive locking | **Lock-free** |
| Cloud Support | Extensive | No | No | No | S3 only | **S3, GCS, Azure, Dropbox, BackBlaze**|
| Snapshot Migration | No | No | No | No | No | **Yes** |