A library that provides an embeddable, persistent key-value store for fast storage.
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Zhen Li d63f86e506 fix build with 'USE_HDFS' on windows (#6950)
Summary:
Build with "USE_HDFS" failed with below errors on Windows. This PR is trying to fix them
Severity	Code	Description	Project	File	Line	Suppression State
Error (active)	E0020	identifier "ssize_t" is undefined	rocksdb	D:\Git\rocksdb\rocksdb\env\env_hdfs.cc	127
Error (active)	E1696	cannot open source file "sys/time.h"	rocksdb	D:\Git\rocksdb\rocksdb\env\env_hdfs.cc	15
Error	C2065	'pthread_t': undeclared identifier	rocksdb	d:\git\rocksdb\rocksdb\hdfs\env_hdfs.h	166
Error	C3861	'pthread_self': identifier not found	rocksdb	d:\git\rocksdb\rocksdb\hdfs\env_hdfs.h	167
Error	C1083	Cannot open include file: 'sys/time.h': No such file or directory	rocksdb	d:\git\rocksdb\rocksdb\env\env_hdfs.cc	15
Error	C2065	'pthread_t': undeclared identifier	db_bench	d:\git\rocksdb\rocksdb\hdfs\env_hdfs.h	166
Error	C3861	'pthread_self': identifier not found	db_bench	d:\git\rocksdb\rocksdb\hdfs\env_hdfs.h	167
Pull Request resolved: https://github.com/facebook/rocksdb/pull/6950

Test Plan:
1. manually test build with "USE_HDFS" on Windows, verified HDFS Env related function by db_bench.exe.
D:\Git\rocksdb\build\Debug>db_bench.exe --hdfs="abfs://test@rdbtest2.dfs.core.windows.net" --num=100 --benchmarks="fillseq,readseq,fillseekseq" --db="abfs://test@rdbtest2.dfs.core.windows.net/test"
2020-06-05 20:42:21,102 WARN util.NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
2020-06-05 20:42:22,646 WARN utils.SSLSocketFactoryEx: Failed to load OpenSSL. Falling back to the JSSE default.
Initializing RocksDB Options from the specified file
Initializing RocksDB Options from command-line flags
RocksDB:    version 6.10
Keys:       16 bytes each
Values:     100 bytes each (50 bytes after compression)
Entries:    100
Prefix:    0 bytes
Keys per prefix:    0
RawSize:    0.0 MB (estimated)
FileSize:   0.0 MB (estimated)
Write rate: 0 bytes/second
Read rate: 0 ops/second
Compression: Snappy
Compression sampling rate: 0
Memtablerep: skip_list
Perf Level: 1
WARNING: Assertions are enabled; benchmarks unnecessarily slow
------------------------------------------------
Initializing RocksDB Options from the specified file
Initializing RocksDB Options from command-line flags
DB path: [abfs://test@rdbtest2.dfs.core.windows.net/test]
fillseq      :    1138.350 micros/op 877 ops/sec;    0.1 MB/s
DB path: [abfs://test@rdbtest2.dfs.core.windows.net/test]
readseq      :      63.580 micros/op 15627 ops/sec;    1.7 MB/s
DB path: [abfs://test@rdbtest2.dfs.core.windows.net/test]
fillseekseq  :      45.615 micros/op 21762 ops/sec;

Reviewed By: cheng-chang

Differential Revision: D21964806

Pulled By: riversand963

fbshipit-source-id: 9d7413178ece0113d11bc4398583f7d0590d5dbd
2020-06-12 16:21:50 -07:00
.circleci Circle CI's clang build to really use clang (#6965) 2020-06-12 15:50:34 -07:00
.github/workflows Clean up some code related to file checksums (#6861) 2020-05-21 08:12:51 -07:00
buckifier Directly use unit test tempalte buck (#6926) 2020-06-05 12:16:33 -07:00
build_tools Allow missing "unversioned" python, as in CentOS 8 (#6883) 2020-05-29 11:29:23 -07:00
cache Revert "Update googletest from 1.8.1 to 1.10.0 (#6808)" (#6923) 2020-06-03 15:55:03 -07:00
cmake Add find_dependency() in cmake config file. (#6791) 2020-05-12 21:18:29 -07:00
coverage Find the correct gcov (#6904) 2020-06-01 16:33:05 -07:00
db Maintain the set of linked SSTs in BlobFileMetaData (#6945) 2020-06-12 09:54:39 -07:00
db_stress_tool Fix potential overflow of unsigned type in for loop (#6902) 2020-06-02 15:05:07 -07:00
docs Log warning for high bits/key in legacy Bloom filter (#6312) 2020-01-17 19:37:35 -08:00
env fix build with 'USE_HDFS' on windows (#6950) 2020-06-12 16:21:50 -07:00
examples Add missing my_pid to fprintf in multi_process_example (#6731) 2020-05-08 20:49:33 -07:00
file Ingest SST files with checksum information (#6891) 2020-06-11 14:27:36 -07:00
hdfs fix build with 'USE_HDFS' on windows (#6950) 2020-06-12 16:21:50 -07:00
include/rocksdb Ingest SST files with checksum information (#6891) 2020-06-11 14:27:36 -07:00
java Add logs and stats in DeleteScheduler (#6927) 2020-06-05 09:43:04 -07:00
logging Fix info log source file display length (#5824) 2020-04-08 20:18:08 -07:00
memory C++20 compatibility (#6697) 2020-04-20 13:24:25 -07:00
memtable Fix more defects reported by Coverity Scan (#6935) 2020-06-04 15:35:08 -07:00
monitoring Add logs and stats in DeleteScheduler (#6927) 2020-06-05 09:43:04 -07:00
options make L0 index/filter pinned memory usage predictable (#6911) 2020-06-09 16:51:23 -07:00
port Fix more defects reported by Coverity Scan (#6935) 2020-06-04 15:35:08 -07:00
table save a key comparison in block seeks (#6646) 2020-06-10 13:58:39 -07:00
test_util Check iterator status BlockBasedTableReader::VerifyChecksumInBlocks() (#6909) 2020-06-05 11:08:25 -07:00
third-party Revert "Update googletest from 1.8.1 to 1.10.0 (#6808)" (#6923) 2020-06-03 15:55:03 -07:00
tools Add --version and --help to ldb and sst_dump (#6951) 2020-06-09 10:04:01 -07:00
trace_replay Fix more defects reported by Coverity Scan (#6935) 2020-06-04 15:35:08 -07:00
util Fix ThreadLocalTest.SequentialReadWriteTest failure when running individually (#6929) 2020-06-04 11:44:09 -07:00
utilities Move blob_log_{format,reader,writer}.{cc,h} to db/blob/ (#6960) 2020-06-09 15:16:05 -07:00
.clang-format A script that automatically reformat affected lines 2014-01-14 12:21:24 -08:00
.gitignore Allow missing "unversioned" python, as in CentOS 8 (#6883) 2020-05-29 11:29:23 -07:00
.lgtm.yml Create lgtm.yml for LGTM.com C/C++ analysis (#4058) 2018-06-26 12:43:04 -07:00
.travis.yml Make sure core components not depend on gtest (#6921) 2020-06-03 18:22:14 -07:00
.watchmanconfig Added .watchmanconfig file to rocksdb repo (#5593) 2019-07-19 15:00:33 -07:00
appveyor.yml C++20 compatibility (#6697) 2020-04-20 13:24:25 -07:00
AUTHORS Update RocksDB Authors File 2017-10-18 14:42:10 -07:00
CMakeLists.txt Move blob_log_{format,reader,writer}.{cc,h} to db/blob/ (#6960) 2020-06-09 15:16:05 -07:00
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 update HISTORY.md for 6.11 release (#6972) 2020-06-12 11:15:06 -07:00
INSTALL.md Update the version of the dependencies used by the RocksJava static build (#4761) 2018-12-18 20:25:43 -08:00
issue_template.md Add Google Group to Issue Template 2020-01-28 14:40:37 -08:00
LANGUAGE-BINDINGS.md LANGUAGE-BINDINGS.md: mention python-rocksdb 2019-03-20 11:10:48 -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 Introduce some Linux build to CircleCI (#6937) 2020-06-08 19:34:31 -07:00
README.md Add Slack forum to README (#6773) 2020-04-30 11:00:28 -07:00
ROCKSDB_LITE.md Fix some typos in comments and docs. 2018-03-08 10:27:25 -08:00
src.mk Move blob_log_{format,reader,writer}.{cc,h} to db/blob/ (#6960) 2020-06-09 15:16:05 -07:00
TARGETS Move blob_log_{format,reader,writer}.{cc,h} to db/blob/ (#6960) 2020-06-09 15:16:05 -07:00
thirdparty.inc Fix build jemalloc api (#5470) 2019-06-24 17:40:32 -07:00
USERS.md Add YugabyteDB to USERS (#6786) 2020-05-06 10:28:29 -07:00
Vagrantfile Adding CentOS 7 Vagrantfile & build script 2018-02-26 15:27:17 -08:00
WINDOWS_PORT.md #5145 , rename port/dirent.h to port/port_dirent.h to avoid compile err when use port dir as header dir output (#5152) 2019-04-04 11:38:19 -07:00

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

Linux/Mac Build Status Windows Build status PPC64le Build Status

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/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/ 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.