A library that provides an embeddable, persistent key-value store for fast storage.
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Yueh-Hsuan Chiang 4f5ccfd179 Fixed a potential write hang
Summary:
Currently, when something badly happen in the DB::Write() while the write-queue
contains more than one element, the current design seems to forget to clean up
the queue as well as wake-up all the writers, this potentially makes rocksdb
hang on writes.

Test Plan: make all check

Reviewers: sdong, ljin, igor, haobo

Reviewed By: haobo

Subscribers: leveldb

Differential Revision: https://reviews.facebook.net/D19167
2014-06-19 14:53:03 -07:00
build_tools give correct metric name for grep in regression script 2014-06-10 16:32:09 -07:00
coverage Disable the html-based coverage report by default 2014-02-06 12:58:13 -08:00
db Fixed a potential write hang 2014-06-19 14:53:03 -07:00
doc doc: table_stats_collectors -> table_properties_collectors. 2014-02-07 12:19:25 -08:00
examples Make it easier to start using RocksDB 2014-05-10 10:49:33 -07:00
hdfs hdfs cleanup and compile test against CDH 4.4. 2014-05-20 17:22:12 -04:00
helpers/memenv Expose in memory Env to the world 2014-04-14 12:28:15 -07:00
include Merge pull request #179 from edsrzf/c-api-compaction-filter 2014-06-19 21:22:46 +02:00
java [Java] Improve documentation for RocksEnv and its C++ resource. 2014-06-07 17:27:03 -07:00
linters allow lambda function syntax in cpplint 2014-02-20 12:47:05 -08:00
port Add separate Read/WriteUnlock methods in MutexRW. 2014-06-16 15:41:46 -07:00
table fix make shared_lib compilation error 2014-06-19 10:12:26 -07:00
third-party/rapidjson Add rapidjson to RocksDB 2014-05-15 16:07:05 -07:00
tools PlainTable to encode to avoid to rewrite prefix when it is the same as the previous key 2014-06-18 20:41:52 -07:00
util HashLinkList to log distribution of number of entries aross buckets 2014-06-17 17:55:36 -07:00
utilities Remove upper bound for rate limiting unit test 2014-06-03 13:58:44 -07:00
.arcconfig Improve/fix bugs for the cpp linter 2014-02-13 17:48:11 -08:00
.clang-format A script that automatically reformat affected lines 2014-01-14 12:21:24 -08:00
.gitignore Add .swp to gitignore 2014-05-16 13:17:29 -07:00
.travis.yml Turn off travis notifications 2014-05-14 16:08:02 -07:00
CONTRIBUTING.md New CLA form 2014-04-22 09:12:19 -07:00
HISTORY.md HashLinkList to log distribution of number of entries aross buckets 2014-06-17 17:55:36 -07:00
INSTALL.md specify the command to install build_tools/mac-install-gflags.sh file in doc 2014-06-17 17:03:21 -05:00
LICENSE Fix copyright year 2014-03-12 12:06:58 -07:00
Makefile Move master version to 3.2 2014-05-23 10:27:56 -07:00
PATENTS Fix the patent format 2013-10-16 15:37:32 -07:00
README.md Update README.md 2014-06-13 14:11:10 -07:00
ROCKSDB_LITE.md RocksDBLite 2014-04-15 13:39:26 -07:00

RocksDB: A Persistent Key-Value Store for Flash and RAM Storage

Build Status

RocksDB is developed and maintained by Facebook Database Engineering Team. It is built on on earlier work on LevelDB by Sanjay Ghemawat (sanjay@google.com) and Jeff Dean (jeff@google.com)

This code is a library that forms the core building block for a fast key value server, especially suited for storing data on flash drives. It has an Log-Structured-Merge-Database (LSM) design with flexible tradeoffs between Write-Amplification-Factor (WAF), Read-Amplification-Factor (RAF) and Space-Amplification-Factor (SAF). It has multi-threaded compactions, making it specially suitable for storing multiple terabytes of data in a single database.

Start with example usage here: https://github.com/facebook/rocksdb/tree/master/examples

See the github wiki for more explanation.

The public interface is in include/. Callers should not include or rely on the details of any other header files in this package. Those internal APIs may be changed without warning.

Design discussions are conducted in https://www.facebook.com/groups/rocksdb.dev/