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Alexander Neumann 1e0e6ee573 s3: Use low-level API with a Range header for Load
benchmark                                         old ns/op      new ns/op      delta
    BenchmarkBackendMinio/LoadFile-4                  9213315        11001787       +19.41%
    BenchmarkBackendMinio/LoadPartialFile-4           4176619        3479707        -16.69%
    BenchmarkBackendMinio/LoadPartialFileOffset-4     4391521        3139214        -28.52%
    BenchmarkBackendS3/LoadFile-4                     2886070905     2505907501     -13.17%
    BenchmarkBackendS3/LoadPartialFile-4              762702722      735694398      -3.54%
    BenchmarkBackendS3/LoadPartialFileOffset-4        789724328      1108989142     +40.43%

    benchmark                                         old MB/s     new MB/s     speedup
    BenchmarkBackendMinio/LoadFile-4                  1821.21      1525.15      0.84x
    BenchmarkBackendMinio/LoadPartialFile-4           1004.49      1205.67      1.20x
    BenchmarkBackendMinio/LoadPartialFileOffset-4     955.34       1336.45      1.40x
    BenchmarkBackendS3/LoadFile-4                     5.81         6.70         1.15x
    BenchmarkBackendS3/LoadPartialFile-4              5.50         5.70         1.04x
    BenchmarkBackendS3/LoadPartialFileOffset-4        5.31         3.78         0.71x

    benchmark                                         old allocs     new allocs     delta
    BenchmarkBackendMinio/LoadFile-4                  406            204            -49.75%
    BenchmarkBackendMinio/LoadPartialFile-4           225            206            -8.44%
    BenchmarkBackendMinio/LoadPartialFileOffset-4     227            207            -8.81%
    BenchmarkBackendS3/LoadFile-4                     600            388            -35.33%
    BenchmarkBackendS3/LoadPartialFile-4              416            302            -27.40%
    BenchmarkBackendS3/LoadPartialFileOffset-4        417            303            -27.34%

    benchmark                                         old bytes     new bytes     delta
    BenchmarkBackendMinio/LoadFile-4                  29475         13904         -52.83%
    BenchmarkBackendMinio/LoadPartialFile-4           4218838       13958         -99.67%
    BenchmarkBackendMinio/LoadPartialFileOffset-4     4219175       14332         -99.66%
    BenchmarkBackendS3/LoadFile-4                     114152        97424         -14.65%
    BenchmarkBackendS3/LoadPartialFile-4              4265416       56212         -98.68%
    BenchmarkBackendS3/LoadPartialFileOffset-4        4266520       56308         -98.68%
2017-05-14 20:19:12 +02:00
.github Add more questions to github issue template 2017-04-17 18:30:20 +02:00
doc doc: Fix s3 tutorial 2017-05-12 21:04:04 +02:00
src s3: Use low-level API with a Range header for Load 2017-05-14 20:19:12 +02:00
vendor api: Failed call retry with region only when http.StatusBadRequest. 2017-05-13 19:53:24 +02:00
.envrc Add hints how to use the `go` tool and direnv 2016-10-17 13:09:56 +02:00
.gitignore Documentation: Refactor and switch to Sphinx 2017-04-17 20:53:38 +02:00
.hound.yml Enable HoundCI checking for Go 2016-02-05 21:15:46 +01:00
.travis.yml Update Go versions 2017-04-15 10:58:43 +02:00
CHANGELOG.md Add CHANGELOG.md and instructions for contributors 2017-03-09 10:40:24 +01:00
CONTRIBUTING.md Add CHANGELOG.md and instructions for contributors 2017-03-09 10:40:24 +01:00
Dockerfile Update Dockerfile 2017-02-10 17:25:48 +01:00
LICENSE LICENSE: Add email address 2014-09-18 21:10:30 +02:00
Makefile Fix Makefile 2016-03-31 19:20:57 +02:00
README.rst Fix link in README.rst 2017-05-08 21:31:11 +02:00
VERSION Add VERSION file for 0.5.0 2017-03-11 12:36:35 +01:00
Vagrantfile Enable the use of `context` in restic 2017-03-08 20:12:16 +01:00
appveyor.yml Update Go versions 2017-04-15 10:58:43 +02:00
build.go build.go: Also copy header files 2017-04-19 17:31:07 +02:00
build_release_binaries.sh Also include the source in SHA256SUMS 2017-03-09 10:19:45 +01:00
run_integration_tests.go Allow skipping the test against s3 2017-05-14 00:33:19 +02:00

README.rst

|Documentation| |Build Status| |Build status| |Report Card| |Say Thanks|

Introduction
------------

restic is a backup program that is fast, efficient and secure.

For detailed usage and installation instructions check out the `documentation <https://restic.readthedocs.io/en/latest>`__.

Quick start
-----------

Once you've `installed
<https://restic.readthedocs.io/en/latest/installation.html>`__ restic, start
off with creating a repository for your backups:

.. code-block:: console

    $ restic init --repo /tmp/backup
    enter password for new backend:
    enter password again:
    created restic backend 085b3c76b9 at /tmp/backup
    Please note that knowledge of your password is required to access the repository.
    Losing your password means that your data is irrecoverably lost.

and add some data:

.. code-block:: console

    $ restic -r /tmp/backup backup ~/work
    enter password for repository:
    scan [/home/user/work]
    scanned 764 directories, 1816 files in 0:00
    [0:29] 100.00%  54.732 MiB/s  1.582 GiB / 1.582 GiB  2580 / 2580 items  0 errors  ETA 0:00
    duration: 0:29, 54.47MiB/s
    snapshot 40dc1520 saved

For more options check out the `manual guide <https://restic.readthedocs.io/en/latest/manual.html>`__.

Design Principles
-----------------

Restic is a program that does backups right and was designed with the
following principles in mind:

-  **Easy:** Doing backups should be a frictionless process, otherwise
   you might be tempted to skip it. Restic should be easy to configure
   and use, so that, in the event of a data loss, you can just restore
   it. Likewise, restoring data should not be complicated.

-  **Fast**: Backing up your data with restic should only be limited by
   your network or hard disk bandwidth so that you can backup your files
   every day. Nobody does backups if it takes too much time. Restoring
   backups should only transfer data that is needed for the files that
   are to be restored, so that this process is also fast.

-  **Verifiable**: Much more important than backup is restore, so restic
   enables you to easily verify that all data can be restored.

-  **Secure**: Restic uses cryptography to guarantee confidentiality and
   integrity of your data. The location the backup data is stored is
   assumed not to be a trusted environment (e.g. a shared space where
   others like system administrators are able to access your backups).
   Restic is built to secure your data against such attackers.

-  **Efficient**: With the growth of data, additional snapshots should
   only take the storage of the actual increment. Even more, duplicate
   data should be de-duplicated before it is actually written to the
   storage back end to save precious backup space.

News
----

You can follow the restic project on Twitter `@resticbackup <https://twitter.com/resticbackup>`__ or by subscribing to
the `development blog <https://restic.github.io/blog/>`__.

License
-------

Restic is licensed under "BSD 2-Clause License". You can find the
complete text in ``LICENSE``.

.. |Documentation| image:: https://readthedocs.org/projects/restic/badge/?version=latest
   :target: https://restic.readthedocs.io/en/latest/?badge=latest
.. |Build Status| image:: https://travis-ci.org/restic/restic.svg?branch=master
   :target: https://travis-ci.org/restic/restic
.. |Build status| image:: https://ci.appveyor.com/api/projects/status/nuy4lfbgfbytw92q/branch/master?svg=true
   :target: https://ci.appveyor.com/project/fd0/restic/branch/master
.. |Report Card| image:: http://goreportcard.com/badge/github.com/restic/restic
   :target: http://goreportcard.com/report/github.com/restic/restic
.. |Say Thanks| image:: https://img.shields.io/badge/Say%20Thanks-!-1EAEDB.svg
   :target: https://saythanks.io/to/restic