A library that provides an embeddable, persistent key-value store for fast storage.
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Akanksha Mahajan 4a7c1dc375 Add listener API that notifies on IOError (#9177)
Summary:
Add a new API in listener.h that notifies about IOErrors on
Read/Write/Append/Flush etc. The API reports about IOStatus, filename, Operation
name, offset and length.

Pull Request resolved: https://github.com/facebook/rocksdb/pull/9177

Test Plan: Added new unit tests

Reviewed By: anand1976

Differential Revision: D32470627

Pulled By: akankshamahajan15

fbshipit-source-id: 189a717033590ae227b3beae8b1e7e185e4cdc12
2021-11-18 17:11:19 -08:00
.circleci Fix EnvLibrados and add to CI (#9088) 2021-10-29 08:19:03 -07:00
.github/workflows Add (& fix) some simple source code checks (#8821) 2021-09-07 21:19:27 -07:00
buckifier Update buckify scripts (#9104) 2021-11-01 10:11:18 -07:00
build_tools Parallelize sandcastle tests (#9178) 2021-11-16 16:45:13 -08:00
cache Account Bloom/Ribbon filter construction memory in global memory limit (#9073) 2021-11-18 09:42:20 -08:00
cmake Add find_dependency() in cmake config file. (#6791) 2020-05-12 21:18:29 -07:00
coverage Remove asan_symbolize.py for internal asan build (#8737) 2021-09-07 15:39:11 -07:00
db Improve / clean up meta block code & integrity (#9163) 2021-11-18 11:43:44 -08:00
db_stress_tool Secondary cache error injection (#9002) 2021-11-08 10:27:27 -08:00
docs Misc doc fixes (#8983) 2021-10-07 11:22:17 -07:00
env Use system-wide thread ID in info log lines (#9164) 2021-11-12 19:46:06 -08:00
examples Add (& fix) some simple source code checks (#8821) 2021-09-07 21:19:27 -07:00
file Add listener API that notifies on IOError (#9177) 2021-11-18 17:11:19 -08:00
fuzz Make EventListener into a Customizable Class (#8473) 2021-07-27 07:47:02 -07:00
hdfs fix build with 'USE_HDFS' on windows (#6950) 2020-06-12 16:21:50 -07:00
include/rocksdb Add listener API that notifies on IOError (#9177) 2021-11-18 17:11:19 -08:00
java Check that newIteratorWithBase regardless of WBWI Overwrite Mode (#8134) 2021-11-18 11:53:09 -08:00
logging Use system-wide thread ID in info log lines (#9164) 2021-11-12 19:46:06 -08:00
memory Fix and detect headers with missing dependencies (#8893) 2021-09-10 10:00:26 -07:00
memtable Minor improvement to CacheReservationManager/WriteBufferManager/CompressionDictBuilding (#9139) 2021-11-05 16:13:47 -07:00
microbench Skip directory fsync for filesystem btrfs (#8903) 2021-11-03 12:21:27 -07:00
monitoring Add tiered storage related read bytes stats to Statistic (#9123) 2021-11-16 15:17:17 -08:00
options Account Bloom/Ribbon filter construction memory in global memory limit (#9073) 2021-11-18 09:42:20 -08:00
plugin Makefile support to statically link external plugin code (#7918) 2021-02-10 08:35:34 -08:00
port Fix typo in env_win.h (#9138) 2021-11-10 12:22:21 -08:00
table Improve / clean up meta block code & integrity (#9163) 2021-11-18 11:43:44 -08:00
test_util Enable a few unit tests to use custom Env objects (#9087) 2021-11-08 11:05:59 -08:00
third-party Add support for building on s390x platform (#8962) 2021-10-22 10:13:15 -07:00
tools Fix the analyzer test failure caused by inaccurate timing wait (#9181) 2021-11-18 11:28:38 -08:00
trace_replay Cleanup includes in dbformat.h (#8930) 2021-09-29 04:04:40 -07:00
util Add listener API that notifies on IOError (#9177) 2021-11-18 17:11:19 -08:00
utilities Check that newIteratorWithBase regardless of WBWI Overwrite Mode (#8134) 2021-11-18 11:53:09 -08:00
.clang-format A script that automatically reformat affected lines 2014-01-14 12:21:24 -08:00
.gitignore gitignore cmake-build-* for CLion integration (#7933) 2021-02-19 13:43:15 -08:00
.lgtm.yml Create lgtm.yml for LGTM.com C/C++ analysis (#4058) 2018-06-26 12:43:04 -07:00
.travis.yml Re-enable 390x+cmake* Travis jobs (#9110) 2021-11-03 20:30:15 -07:00
.watchmanconfig Added .watchmanconfig file to rocksdb repo (#5593) 2019-07-19 15:00:33 -07:00
appveyor.yml Remove 2019 from appveyor (#7038) 2020-06-29 14:31:41 -07:00
AUTHORS Update RocksDB Authors File 2017-10-18 14:42:10 -07:00
CMakeLists.txt Secondary cache error injection (#9002) 2021-11-08 10:27:27 -08:00
CODE_OF_CONDUCT.md Adopt Contributor Covenant 2019-08-29 23:21:01 -07:00
CONTRIBUTING.md Add Code of Conduct 2017-12-05 18:42:35 -08:00
COPYING Add GPLv2 as an alternative license. 2017-04-27 18:06:12 -07:00
DEFAULT_OPTIONS_HISTORY.md options.delayed_write_rate use the rate of rate_limiter by default. 2017-05-24 09:58:24 -07:00
defs.bzl Make testpilot recognize that these tests have coverage instrumentation 2020-03-20 11:23:23 -07:00
DUMP_FORMAT.md First version of rocksdb_dump and rocksdb_undump. 2015-06-19 16:24:36 -07:00
HISTORY.md Add listener API that notifies on IOError (#9177) 2021-11-18 17:11:19 -08:00
INSTALL.md Update installation instructions (#8158) 2021-04-06 16:02:04 -07:00
issue_template.md Add Google Group to Issue Template 2020-01-28 14:40:37 -08:00
LANGUAGE-BINDINGS.md Update branch name to "main" in README/LANGUAGE_BINDINGS (#8727) 2021-09-01 15:26:34 -07:00
LICENSE.Apache Change RocksDB License 2017-07-15 16:11:23 -07:00
LICENSE.leveldb Add back the LevelDB license file 2017-07-16 18:42:18 -07:00
Makefile Improve / clean up meta block code & integrity (#9163) 2021-11-18 11:43:44 -08:00
PLUGINS.md Add ZenFS to plugin list (#8218) 2021-04-22 11:12:40 -07:00
README.md Update branch name to "main" in README/LANGUAGE_BINDINGS (#8727) 2021-09-01 15:26:34 -07:00
ROCKSDB_LITE.md Fix some typos in comments and docs. 2018-03-08 10:27:25 -08:00
src.mk Secondary cache error injection (#9002) 2021-11-08 10:27:27 -08:00
TARGETS Secondary cache error injection (#9002) 2021-11-08 10:27:27 -08:00
thirdparty.inc Fix build jemalloc api (#5470) 2019-06-24 17:40:32 -07:00
USERS.md Update USERS.md (#8923) 2021-10-01 16:10:35 -07:00
Vagrantfile Adding CentOS 7 Vagrantfile & build script 2018-02-26 15:27:17 -08:00
WINDOWS_PORT.md Update branch name in WINDOWS_PORT.md (#8745) 2021-09-01 19:26:39 -07:00

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

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RocksDB is developed and maintained by Facebook Database Engineering Team. It is built 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 a 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 especially suitable for storing multiple terabytes of data in a single database.

Start with example usage here: https://github.com/facebook/rocksdb/tree/main/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/ and https://rocksdb.slack.com/

License

RocksDB is dual-licensed under both the GPLv2 (found in the COPYING file in the root directory) and Apache 2.0 License (found in the LICENSE.Apache file in the root directory). You may select, at your option, one of the above-listed licenses.