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anand76 cf09917c18 Add filter/index/data secondary cache hits stats (#11246)
Summary:
Add more stats for better visibility into the usefulness of the secondary cache.

Pull Request resolved: https://github.com/facebook/rocksdb/pull/11246

Test Plan: Add a new unit test

Reviewed By: akankshamahajan15

Differential Revision: D43521364

Pulled By: anand1976

fbshipit-source-id: a92f04884e738a9bf40ad4047acaaaea343838a7
2023-02-28 10:36:56 -08:00
.circleci Revert enabling IO uring in db_stress (#11242) 2023-02-21 12:53:55 -08:00
.github/workflows ci: add GitHub token permissions for workflow (#10549) 2022-10-04 12:10:30 -07:00
buckifier Cleanup, improve, stress test LockWAL() (#11143) 2023-01-30 22:52:30 -08:00
build_tools Remove RocksDB LITE (#11147) 2023-01-27 13:14:19 -08:00
cache Add filter/index/data secondary cache hits stats (#11246) 2023-02-28 10:36:56 -08:00
cmake gcc-11 and cmake related cleanup (#9286) 2021-12-17 17:04:35 -08:00
coverage Enable BLACK for internal_repo_rocksdb (#10710) 2022-09-20 17:47:52 -07:00
db Enable moving a string or PinnableSlice into PinnableWideColumns (#11248) 2023-02-24 10:33:00 -08:00
db_stress_tool Fix a TestGet failure when user defined timestamp is enabled (#11249) 2023-02-23 17:00:04 -08:00
docs Remove docs/Gemfile.lock and update github-pages version (#11173) 2023-02-14 12:17:23 -08:00
env Remove FactoryFunc from LoadXXXObject (#11203) 2023-02-17 12:54:07 -08:00
examples Remove RocksDB LITE (#11147) 2023-01-27 13:14:19 -08:00
file Return NotSupported in scan if IOUring not supported and enable IOUring in db_stress for async_io testing (#11197) 2023-02-16 18:33:06 -08:00
fuzz Add some missing headers (#10519) 2022-08-11 12:45:50 -07:00
include/rocksdb Add filter/index/data secondary cache hits stats (#11246) 2023-02-28 10:36:56 -08:00
java Add filter/index/data secondary cache hits stats (#11246) 2023-02-28 10:36:56 -08:00
logging Remove RocksDB LITE (#11147) 2023-01-27 13:14:19 -08:00
memory Remove RocksDB LITE (#11147) 2023-01-27 13:14:19 -08:00
memtable Put Cache and CacheWrapper in new public header (#11192) 2023-02-09 12:12:02 -08:00
microbench Avoid allocations/copies for large GetMergeOperands() results (#10458) 2022-08-04 00:42:13 -07:00
monitoring Add filter/index/data secondary cache hits stats (#11246) 2023-02-28 10:36:56 -08:00
options Remove FactoryFunc from LoadXXXObject (#11203) 2023-02-17 12:54:07 -08:00
plugin Add initial CMake support to plugin (#9214) 2021-11-30 17:16:53 -08:00
port Add missing override keyword in env_win.h functions (#11232) 2023-02-18 17:30:15 -08:00
table Enable moving a string or PinnableSlice into PinnableWideColumns (#11248) 2023-02-24 10:33:00 -08:00
test_util Remove RocksDB LITE (#11147) 2023-01-27 13:14:19 -08:00
third-party Meta-internal folly integration with F14FastMap (#9546) 2022-04-13 07:34:01 -07:00
tools Fix regression script for async_io benchmarks (#11224) 2023-02-14 18:54:47 -08:00
trace_replay Fix error maybe-uninitialized #11100 (#11101) 2023-01-19 13:59:48 -08:00
util Remove FactoryFunc from LoadXXXObject (#11203) 2023-02-17 12:54:07 -08:00
utilities Remove FactoryFunc from LoadXXXObject (#11203) 2023-02-17 12:54:07 -08:00
.clang-format
.gitignore Git ignore .clangd/ (#10817) 2022-10-17 08:33:58 -07:00
.lgtm.yml
.watchmanconfig
AUTHORS
CMakeLists.txt Refactor AddRangeDels() + consider range tombstone during compaction file cutting (#11113) 2023-02-22 12:28:18 -08:00
CODE_OF_CONDUCT.md
common.mk Clean up variables for temporary directory (#9961) 2022-05-06 16:38:06 -07:00
CONTRIBUTING.md
COPYING
crash_test.mk Allow a custom DB cleanup command to be passed to db_crashtest.py (#10883) 2022-10-27 19:47:01 -07:00
DEFAULT_OPTIONS_HISTORY.md Add Options::DisableExtraChecks, clarify force_consistency_checks (#9363) 2022-01-18 17:31:03 -08:00
DUMP_FORMAT.md
HISTORY.md Add filter/index/data secondary cache hits stats (#11246) 2023-02-28 10:36:56 -08:00
INSTALL.md Remove RocksDB LITE (#11147) 2023-01-27 13:14:19 -08:00
issue_template.md Add Google Group to Issue Template 2020-01-28 14:40:37 -08:00
LANGUAGE-BINDINGS.md Add grocksdb in Go language bindings (#10498) 2022-08-23 15:02:10 -07:00
LICENSE.Apache
LICENSE.leveldb
Makefile Revert to LIB_MODE=static for optimized builds (#11195) 2023-02-07 11:26:55 -08:00
PLUGINS.md Add pmem-rocksdb-plugin link in PLUGINs.md (#9934) 2022-05-12 22:02:28 -07:00
README.md Remove Travis CI (#10407) 2022-07-22 20:16:45 -07:00
rocksdb.pc.in build: fix pkg-config file generation (#9953) 2022-05-30 12:46:40 -07:00
src.mk Refactor AddRangeDels() + consider range tombstone during compaction file cutting (#11113) 2023-02-22 12:28:18 -08:00
TARGETS Refactor AddRangeDels() + consider range tombstone during compaction file cutting (#11113) 2023-02-22 12:28:18 -08:00
thirdparty.inc
USERS.md Add Apache Spark as a user (#10993) 2022-11-28 09:42:42 -08:00
Vagrantfile
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.

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.