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anand76 7b11d48444 Change MultiGet multi-level optimization to default on (#10671)
Summary:
Change the ```ReadOptions.optimize_multiget_for_io``` flag to default on. It doesn't impact regular MultiGet users as its only applicable when ```ReadOptions.async_io``` is also set to true.

Pull Request resolved: https://github.com/facebook/rocksdb/pull/10671

Reviewed By: akankshamahajan15

Differential Revision: D39477439

Pulled By: anand1976

fbshipit-source-id: 47abcdbfa69f9bc60422ab68a238b232e085d4ba
2022-09-14 08:51:16 -07:00
.circleci Build and link libfolly with RocksDB (#10103) 2022-09-11 21:40:11 -07:00
.github/workflows
buckifier
build_tools Build and link libfolly with RocksDB (#10103) 2022-09-11 21:40:11 -07:00
cache Add PerfContext counters for CompressedSecondaryCache (#10650) 2022-09-08 16:35:57 -07:00
cmake
coverage
db Add wide-column support to iterators (#10670) 2022-09-13 21:01:36 -07:00
db_stress_tool db_stress option to preserve all files until verification success (#10659) 2022-09-12 14:49:38 -07:00
docs Make header more natural. (#10580) 2022-08-26 20:48:18 -07:00
env Migrate to docker for CI run (#10496) 2022-08-10 17:34:38 -07:00
examples
file Async optimization in scan path (#10602) 2022-09-12 17:42:01 -07:00
fuzz Add some missing headers (#10519) 2022-08-11 12:45:50 -07:00
include/rocksdb Change MultiGet multi-level optimization to default on (#10671) 2022-09-14 08:51:16 -07:00
java Update statistics for async scan readaheads (#10585) 2022-08-29 14:37:44 -07:00
logging Fix build error with NIOSTATS_CONTEXT (#10506) 2022-08-23 15:00:14 -07:00
memory Add a blob-specific cache priority (#10461) 2022-08-12 17:59:06 -07:00
memtable Migrate to docker for CI run (#10496) 2022-08-10 17:34:38 -07:00
microbench
monitoring Inject spurious wakeup and sleep before acquiring db mutex to expose race condition (#10291) 2022-09-12 13:55:23 -07:00
options Change MultiGet multi-level optimization to default on (#10671) 2022-09-14 08:51:16 -07:00
plugin
port Fix FreeBSD building (#10575) 2022-08-28 00:05:51 -07:00
table Fix stress test failure for async_io (#10660) 2022-09-12 14:48:06 -07:00
test_util
third-party
tools Add auto prefetching parameters to db_bench and db_stress (#10632) 2022-09-09 12:52:27 -07:00
trace_replay
util Disable RateLimiterTest.Rate with valgrind (#10637) 2022-09-04 22:15:14 -07:00
utilities Always verify SST unique IDs on SST file open (#10532) 2022-09-07 22:52:42 -07:00
.clang-format
.gitignore
.lgtm.yml
.watchmanconfig
AUTHORS
CMakeLists.txt Build and link libfolly with RocksDB (#10103) 2022-09-11 21:40:11 -07:00
CODE_OF_CONDUCT.md
common.mk
CONTRIBUTING.md
COPYING
crash_test.mk minor cleanups to db_crashtest.py (#10654) 2022-09-08 17:39:22 -07:00
DEFAULT_OPTIONS_HISTORY.md
DUMP_FORMAT.md
HISTORY.md Change MultiGet multi-level optimization to default on (#10671) 2022-09-14 08:51:16 -07:00
INSTALL.md
issue_template.md
LANGUAGE-BINDINGS.md Add grocksdb in Go language bindings (#10498) 2022-08-23 15:02:10 -07:00
LICENSE.Apache
LICENSE.leveldb
Makefile Inject spurious wakeup and sleep before acquiring db mutex to expose race condition (#10291) 2022-09-12 13:55:23 -07:00
PLUGINS.md
README.md
rocksdb.pc.in
ROCKSDB_LITE.md
src.mk Fix an import issue in fbcode. (#10604) 2022-08-29 21:09:36 -07:00
TARGETS Fix an import issue in fbcode. (#10604) 2022-08-29 21:09:36 -07:00
thirdparty.inc
USERS.md
Vagrantfile
WINDOWS_PORT.md

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.

Questions and discussions are welcome on the RocksDB Developers Public Facebook group and email list on Google Groups.

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.