The erasure coding support
- Released Leo's erasure code lib - leo_erasure
- The libraries of the erasure code
  - Supported Intel's ersure code lib - ISA-L
    - Shared a benchmark report on Dec 22, 2015
  - Supported JErasure - Not stable
- Delivered set-redundancy-method on leofs-adm to configure parameters of the erasure-coding of a bucket

## erasure-coding
$ leofs-adm set-redundancy-method <bucket> <access-key-id> erasure-code \
                                  <number-of-data-chunks> <number-of-conding-chunks>

## replication
$ leofs-adm set-redundancy-method <bucket> <access-key-id> copy

Improvements

#367 s3-client s3cmd sync and put/get with -r option is not working
#375 NFS Reduce unnecessary round trips between nfs client and leo_gateway
#432 leo_gateway Spend much time on generating an xml object

Used libraries

leo project

others

Assets 2

31 Oct 15:32

yosukehara

1.4.0-pre.2

e2bf207

LeoFS v1.4.0-pre.2 (Oct 31, 2015) Pre-release

Pre-release

CHANGELOG

Improvemens

NFS Support
- NFS Support for FreeBSD
- Implement NFSPROC3_READDIR based on NFSPROC3_READDIRPLUS
- Handle Deleted Sub-Directories in is_empty_dir/1
Improved the ls command support
- Able to remove a directory and objects from the dir-metadata with synchronous
#325 leo_gateway Reduce network traffic between leo_gateway and leo_storage

Used libraries

leo project

others

Assets 4

09 Oct 09:13

yosukehara

1.2.16

ef10236

LeoFS v1.2.16 (October 9, 2015)

CHANGELOG

New Features

Watchdog-error was added on leo_watchdog
- Configuration - leo_storage.conf

Fixed Bugs

#422 leo_storage A LeoStorage node crashed due to executing consecutive the "ls" command
#423v1.2.11- leo_watchdog Did not clear combination of for errors - "cpu_util" and "load_avg_1m"

Used libraries

Assets 7

11 Sep 10:54

yosukehara

1.2.14

4255340

LeoFS v1.2.14 (September 11, 2015)

CHANGELOG

Fixed Bugs
- #416 leo_manager leo_redundant_manager Cannot execute the rebalance command with manual operaiton
  - It was happened while one manager-node downed
- #417 leo_manager leo_redundant_manager It possible of inconsistent status of a storage-node between leo_redundant_manager and leo_manager
- #418 leo_manager leo_manager slave can't restart when detach was executed while the slave was down
Used libraries
- leo project
- others

Assets 6

31 Jul 07:05

yosukehara

1.4.0-pre.1

6eb53d8

LeoFS v1.4.0-pre.1 (July 31, 2015) Pre-release

Pre-release

CHANGELOG

New Features

AWS-Signature-v4 Support
- Reference: Authenticating Requests (AWS Signature Version 4)

Improvemens

Improved LeoFS's NFS performance
- Implemented LeoFS directory in LeoStorage without degrading LeoStorage performance
  - Configuration:
    - LeoFS Directory DB's directory: directory.db_path
    - LeoFS Directory DB's container buffer: directory.cont_buffer_size
    - LeoFS Directory DB's container expiration time: directory.cont_expiration_time
- Retrieving list objects - the ls and tree comand
- Copying objects
#283 leo_s3_libs Authenticating requests(AWS Signature version4) to be implemented
#373 S3-API AWS-Signature-v4 leo_gateway leo_s3_libs Support aws-sdk-go
#375 NFS Reduce unnecessary round trips between nfs client and leo_gateway
#400 all Use erlang:(max|min) if possible
#403 s3-tests Increase s3-tests coverage

Fixed Bugs

#370 s3-api leo_manager leo_gateway Return wrong http response when handling an invalid bucket format
#372 s3-api leo_gateway Return wrong http response when handling an invalid maxkeys parameter
#374 s3-api leo_gateway Return wrong http response when handling an invalid http headers
#401 leo_storage 500 error can occur under heavy load with N=1
#405 leo_object_storage Crashing leo_object_storage_server causes a corresponding leo_backend_db_server inaccessible
#406 leo_mq Crashing leo_mq_publisher causes a corresponding leo_backend_db_server inaccessible
#407 leo_ordning_reda add_container and remove_container can get into race condition

How to install LeoFS v1.4.0-pre.1

Install LeoFS dependent Libs

Install required libraries using yum (CentOS 6.x/7.x)

$ sudo yum install gcc gcc-c++ glibc-devel make ncurses-devel openssl-devel autoconf \
                   libuuid-devel cmake check check-devel

## For LeoStorage's dependant lib - autoconf-2.69 and automake-1.13.4
$ cd <workspace>
$ wget http://ftp.gnu.org/gnu/autoconf/autoconf-2.69.tar.gz
$ tar xvfvz autoconf-2.69.tar.gz
$ cd autoconf-2.69
$ ./configure && make && sudo make install

$ wget http://ftp.gnu.org/gnu/automake/automake-1.13.4.tar.gz
$ tar xzf automake-1.13.4.tar.gz
$ cd automake-1.13.4
$ ./configure && make && sudo make install

Install required libraries using apt-get (Ubuntu Server 14.04 LTS or higher)

$ sudo apt-get install build-essential libtool libncurses5-dev libssl-dev cmake check automake autoconf

Build LeoFS

$ git clone https://github.com/leo-project/leofs.git
$ cd leofs
$ git checkout refs/tags/1.4.0-pre.1
$ make

Used libraries

leo project

others

Assets 4

10 Jul 08:47

yosukehara

1.2.12

fe10d3f

LeoFS v1.2.12 (July 10, 2015)

CHANGELOG

Improvemens
- Able to use compact-suspend comamnd when the auto-compaction is enabled
Fixed Bugs
- #390 leo_object_storage Unexpected 500 error when getting a zero size object not cached
- #393 leo_object_storage Compaction can be slow because of the watchdog communication
- #395 leo_gateway Failed some s3tests due to lack of http request check
- #396 leo_storage Auto Compaction tend to be executed on the same node
- #398 leo_object_storage Compaction may stop unintentionally under heavy load
Used libraries
- leo project
- others

Assets 6

30 Jun 07:26

yosukehara

1.2.11

f2793eb

LeoFS v1.2.11 (June 30, 2015)

CHANGELOG

Improvements
- #377 leo_gateway Supported logging bucket operation
- leofs-adm Added diagnose-start command
Fixed Bugs
- Retrieves range of an object
- #376 leo_gateway Could not get an object with range
- #382 leo_storage Incorrect handling of range get the first byte
- Leo Storage
  - #365 leo_storage auto-compaction Each storage node's data-compaction happened at almost same time
  - #378 leo_object_storage file:pread/3 could return {ok, Data} which size less than the number argument
  - #379 leo_storage leo_mq Decreased a performance of read and write operation during rebalance/recover-node
  - #383 leo_object_storage The result of du could be wrong
  - #385 leo_object_storage Found incorrect some data-blocks during the data-compaction
  - #387 leo_ordning_reda Close-operation should be executed when unexpected terminating
  - Revised leo_storage's configuration:
  - Removed configurations to reduce administration costs and leo_storage calcurates each min-value and step-value
    - compaction.waiting_time_min
    - compaction.waiting_time_step
    - compaction.batch_procs_min
    - compaction.batch_procs_step
    - mq.num_of_batch_process_min
    - mq.num_of_batch_process_step
    - mq.interval_between_batch_procs_min
    - mq.interval_between_batch_procs_step
- Leo Gateway
  - #171 leo_gateway PHP client's headObject was not working
  - #384 leo_gateway Some access logs have been not recorded
- Leo Manager
  - #371 leo_manager leo_statistics Could NOT migrate from v1.0.x to 1.2
Used libraries
- leo project
- others

Assets 6

22 May 08:42

yosukehara

1.2.10

4d005fd

LeoFS v1.2.10 (May 22, 2015)

CHANGELOG

Fixed Bugs
- #366 leo_storage Cannot migrate old one to LeoFS v1.2.9
  - We're planning to implement and provide the auto-migration-test tool to more strictly check the system migration.
- leo_statistics Strictly check creating mnesia's tables
Used libraries
- leo project
- others
  - bitcask v2.0.0
  - cowboy v1.0.0
  - cowlib v1.0.0
  - elarm v0.3.0
  - eleveldb v1.4.10
  - folsom v0.8.1
  - jiffy v0.13.3
  - lz4 v0.2.2 - forked from szktty/erlang-lz4
  - recon v0.8.5

Assets 6

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New Features

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Used libraries

leo project

others

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Improvemens

Used libraries

leo project

others

CHANGELOG

New Features

Fixed Bugs

Used libraries

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New Features

Improvemens

Fixed Bugs

How to install LeoFS v1.4.0-pre.1

Install LeoFS dependent Libs

Install required libraries using yum (CentOS 6.x/7.x)

Install required libraries using apt-get (Ubuntu Server 14.04 LTS or higher)

Build LeoFS

Used libraries

leo project

others

CHANGELOG

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Releases: leo-project/leofs

LeoFS v1.2.18.1 (January 9, 2016)

CHANGELOG

LeoFS v1.2.18 (January 7, 2016)

CHANGELOG

LeoFS v1.4.0-pre.3 (Dec 25, 2015)

CHANGELOG

New Features

Improvements

Used libraries

leo project

others

LeoFS v1.4.0-pre.2 (Oct 31, 2015)

CHANGELOG

Improvemens

Used libraries

leo project

others

LeoFS v1.2.16 (October 9, 2015)

CHANGELOG

New Features

Fixed Bugs

Used libraries

LeoFS v1.2.14 (September 11, 2015)

CHANGELOG

LeoFS v1.4.0-pre.1 (July 31, 2015)

CHANGELOG

New Features

Improvemens

Fixed Bugs

How to install LeoFS v1.4.0-pre.1

Install LeoFS dependent Libs

Install required libraries using yum (CentOS 6.x/7.x)

Install required libraries using apt-get (Ubuntu Server 14.04 LTS or higher)

Build LeoFS

Used libraries

leo project

others

LeoFS v1.2.12 (July 10, 2015)

CHANGELOG

LeoFS v1.2.11 (June 30, 2015)

CHANGELOG

LeoFS v1.2.10 (May 22, 2015)

CHANGELOG