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Revision Author Date Message Commit Date
146b771 Fix mingw compilation with -DNDEBUG Summary: This was exposed by a48a62d, which made NDEBUG the default for cmake builds. Closes https://github.com/facebook/rocksdb/pull/2315 Differential Revision: D5079583 Pulled By: sagar0 fbshipit-source-id: c614e96a40df016a834a62b6236852265e7ee4db 18 May 2017, 05:56:48 UTC
a36220c fix unity test Summary: unity test will fail even if we have the same function names in different anonymous namespaces in different files. Closes https://github.com/facebook/rocksdb/pull/2321 Differential Revision: D5083783 Pulled By: lightmark fbshipit-source-id: 1347aaf866900af30d23cdd4f29c1b96f17352af 18 May 2017, 01:56:55 UTC
0ebdd70 fixed typo Summary: fixed typo Closes https://github.com/facebook/rocksdb/pull/2312 Differential Revision: D5079631 Pulled By: sagar0 fbshipit-source-id: e4c8d1d89b244ee69e9dea1dd013227cc5241026 17 May 2017, 23:41:49 UTC
8032f4c Remove -pie in TSAN Summary: -pic seems to be not working in gcc-5 and it is curently broken. Remove it to fix the build. Closes https://github.com/facebook/rocksdb/pull/2320 Differential Revision: D5082775 Pulled By: siying fbshipit-source-id: 5055f987353f1417643a394e7ce05905670410a4 17 May 2017, 22:56:35 UTC
362ba9b Release RocksDB 5.5.0 Summary: change history.md and version Closes https://github.com/facebook/rocksdb/pull/2317 Differential Revision: D5080484 Pulled By: lightmark fbshipit-source-id: 8d70b3b52dc0d34fefc0d34f91d379c27ac13ed3 17 May 2017, 19:42:20 UTC
ba685a4 Support ingest_behind for IngestExternalFile Summary: First cut for early review; there are few conceptual points to answer and some code structure issues. For conceptual points - - restriction-wise, we're going to disallow ingest_behind if (use_seqno_zero_out=true || disable_auto_compaction=false), the user is responsible to properly open and close DB with required params - we wanted to ingest into reserved bottom most level. Should we fail fast if bottom level isn't empty, or should we attempt to ingest if file fits there key-ranges-wise? - Modifying AssignLevelForIngestedFile seems the place we we'd handle that. On code structure - going to refactor GenerateAndAddExternalFile call in the test class to allow passing instance of IngestionOptions, that's just going to incur lots of changes at callsites. Closes https://github.com/facebook/rocksdb/pull/2144 Differential Revision: D4873732 Pulled By: lightmark fbshipit-source-id: 81cb698106b68ef8797f564453651d50900e153a 17 May 2017, 18:42:42 UTC
01ab7b5 Add ROCKSDB_LIBRARY_API macro to a few C APIs, to fix windows build Summary: Windows build in AppVeyor is broken, I believe due to https://github.com/facebook/rocksdb/pull/2254. Error messages: ``` c_test.obj : error LNK2019: unresolved external symbol rocksdb_get_pinned referenced in function CheckPinGet [C:\projects\rocksdb\build\c_test.vcxproj] c_test.obj : error LNK2019: unresolved external symbol rocksdb_get_pinned_cf referenced in function CheckPinGetCF [C:\projects\rocksdb\build\c_test.vcxproj] c_test.obj : error LNK2019: unresolved external symbol rocksdb_pinnableslice_destroy referenced in function CheckPinGet [C:\projects\rocksdb\build\c_test.vcxproj] c_test.obj : error LNK2019: unresolved external symbol rocksdb_pinnableslice_value referenced in function CheckPinGet [C:\projects\rocksdb\build\c_test.vcxproj] C:\projects\rocksdb\build\Debug\c_test.exe : fatal error LNK1120: 4 unresolved externals [C:\projects\rocksdb\build\c_test.vcxproj] ``` See, for example: https://ci.appveyor.com/project/Facebook/rocksdb/build/1.0.4420 Closes https://github.com/facebook/rocksdb/pull/2309 Differential Revision: D5076992 Pulled By: sagar0 fbshipit-source-id: bf4ca063a53b5a9042ba9f655f7c60c268ea5748 17 May 2017, 17:22:41 UTC
cb9392a add Transactions and Checkpoint to C API Summary: I've added functions to the C API to support Transactions as requested in #1637 and to support Checkpoint. I have also added the corresponding tests to c_test.c For now, the following is omitted: 1. Optimistic Transactions 2. The column family variation of functions Closes https://github.com/facebook/rocksdb/pull/2236 Differential Revision: D4989510 Pulled By: yiwu-arbug fbshipit-source-id: 518cb39f76d5e9ec9690d633fcdc014b98958071 17 May 2017, 05:59:43 UTC
445f123 s/std::snprintf/snprintf Summary: Looks like std::snprintf is not available on all platforms (e.g. MSVC 2010). Change it back to snprintf, where we have a macro in port.h to workaround compatibility. Closes https://github.com/facebook/rocksdb/pull/2308 Differential Revision: D5070988 Pulled By: yiwu-arbug fbshipit-source-id: bedfc1660bab0431c583ad434b7e68265e1211b1 16 May 2017, 19:01:04 UTC
cd593c2 Fix travis java_test Summary: Travis java_test is failing because `make clean` happens after `build_version.cc` is generated. Fixing it. Closes #2299 Closes https://github.com/facebook/rocksdb/pull/2307 Differential Revision: D5070781 Pulled By: yiwu-arbug fbshipit-source-id: 18d3ea11d602048f4786b8c7a41f49c2aee774cd 16 May 2017, 18:21:24 UTC
f720796 fixed typo Summary: fixed exisitng -> existing Closes https://github.com/facebook/rocksdb/pull/2305 Differential Revision: D5070169 Pulled By: yiwu-arbug fbshipit-source-id: 8c8450acf50757b767cf78b78314018395738d96 16 May 2017, 18:07:58 UTC
a48a62d define NDEBUG in CMake non-debug builds Summary: This brings CMake builds further in line with builds that go through the normal Makefile. Closes https://github.com/facebook/rocksdb/pull/2300 Differential Revision: D5064631 Pulled By: yiwu-arbug fbshipit-source-id: 7b2b2d5299f575f87badcf590cc95e040f14d52d 16 May 2017, 18:07:58 UTC
1ca723d C API: support pinnable get Summary: Closes https://github.com/facebook/rocksdb/pull/2254 Differential Revision: D5053590 Pulled By: yiwu-arbug fbshipit-source-id: 2f365a031b3a2947b4fba21d26d4f8f52af9b9f0 16 May 2017, 18:07:58 UTC
2ef15b8 Core-local stats blog post Summary: as titled Closes https://github.com/facebook/rocksdb/pull/2294 Differential Revision: D5070009 Pulled By: siying fbshipit-source-id: 88e41839322e7f7d4b00f7057c58bd8e7d012dad 16 May 2017, 18:07:58 UTC
4f9e69c fix log err Summary: Closes https://github.com/facebook/rocksdb/pull/2206 Differential Revision: D5054222 Pulled By: yiwu-arbug fbshipit-source-id: d8742bda1bf3e76d7b68eeb86df4608031b5cbc8 15 May 2017, 23:15:38 UTC
11c5d47 cross-platform compatibility improvements Summary: We've had a couple CockroachDB users fail to build RocksDB on exotic platforms, so I figured I'd try my hand at solving these issues upstream. The problems stem from a) `USE_SSE=1` being too aggressive about turning on SSE4.2, even on toolchains that don't support SSE4.2 and b) RocksDB attempting to detect support for thread-local storage based on OS, even though it can vary by compiler on the same OS. See the individual commit messages for details. Regarding SSE support, this PR should change virtually nothing for non-CMake based builds. `make`, `PORTABLE=1 make`, `USE_SSE=1 make`, and `PORTABLE=1 USE_SSE=1 make` function exactly as before, except that SSE support will be automatically disabled when a simple SSE4.2-using test program fails to compile, as it does on OpenBSD. (OpenBSD's ports GCC supports SSE4.2, but its binutils do not, so `__SSE_4_2__` is defined but an SSE4.2-using program will fail to assemble.) A warning is emitted in this case. The CMake build is modified to support the same set of options, except that `USE_SSE` is spelled `FORCE_SSE42` because `USE_SSE` is rather useless now that we can automatically detect SSE support, and I figure changing options in the CMake build is less disruptive than changing the non-CMake build. I've tested these changes on all the platforms I can get my hands on (macOS, Windows MSVC, Windows MinGW, and OpenBSD) and it all works splendidly. Let me know if there's anything you object to—I obviously don't mean to break any of your build pipelines in the process of fixing ours downstream. Closes https://github.com/facebook/rocksdb/pull/2199 Differential Revision: D5054042 Pulled By: yiwu-arbug fbshipit-source-id: 938e1fc665c049c02ae15698e1409155b8e72171 15 May 2017, 23:15:38 UTC
d004333 Put lib files into suitable path in RPM package Summary: Currently, the RPM package will install the lib and header files into `/usr/package/lib` and `/usr/package/include` which is not in the default search paths. It is reasonable to install them under `/usr/lib` and `/usr/include` so that no extra configuration is required. Closes https://github.com/facebook/rocksdb/pull/2221 Differential Revision: D5054030 Pulled By: yiwu-arbug fbshipit-source-id: 1d23de5ff21f07e6738c9dfa04429acd7a839143 15 May 2017, 21:05:46 UTC
86d5492 Fix build error with blob DB. Summary: snprintf is in <stdio.h> and not in namespace std. Closes https://github.com/facebook/rocksdb/pull/2287 Reviewed By: anirbanr-fb Differential Revision: D5054752 Pulled By: yiwu-arbug fbshipit-source-id: 356807ec38f3c7d95951cdb41f31a3d3ae0714d4 15 May 2017, 21:05:46 UTC
254c468 Fix the RocksJava Release on Windows Summary: This was previously broken accidentally by https://github.com/facebook/rocksdb/pull/2107 Closes https://github.com/facebook/rocksdb/issues/2293 Closes https://github.com/facebook/rocksdb/pull/2296 Differential Revision: D5061248 Pulled By: sagar0 fbshipit-source-id: 7f58fee754723a7052d2a7f9d3d0369051c3cc5c 15 May 2017, 19:37:01 UTC
7a47b43 Fix .gitignore pattern Summary: `java/**.asc` is not a correct gitignore pattern See https://git-scm.com/docs/gitignore for the list of allowed `**` patterns It seems reasonable to assume that intention is `java/**/*.asc` The reason why it bothers me is the fact that ripgrep parses .gitignore files and complains about invalid pattern https://github.com/BurntSushi/ripgrep Closes https://github.com/facebook/rocksdb/pull/2214 Differential Revision: D5063030 Pulled By: yiwu-arbug fbshipit-source-id: ddd6682b81f03134be15f20fd596130776b69695 15 May 2017, 19:23:10 UTC
fa5a15c Make sure that zstd is statically linked correctly in the Java static build Summary: Closes https://github.com/facebook/rocksdb/issues/2280 Closes https://github.com/facebook/rocksdb/pull/2292 Differential Revision: D5061259 Pulled By: sagar0 fbshipit-source-id: eec89111d114c04beee5870a4eb4b51857754783 15 May 2017, 18:12:08 UTC
3fa9a39 Add GetAllKeyVersions API Summary: - Introduced an include/ file dedicated to db-related debug functions to avoid making db.h more complex - Added debugging function, `GetAllKeyVersions()`, to return a listing of internal data for a range of user keys. The new `struct KeyVersion` exposes data similar to internal key without exposing any internal type. - Migrated the "ldb idump" subcommand to use this function - The API takes an inclusive-exclusive range to match behavior of "ldb idump". This will be quite annoying for users who want to query a single user key's versions :(. Closes https://github.com/facebook/rocksdb/pull/2232 Differential Revision: D4976007 Pulled By: ajkr fbshipit-source-id: cab375da53a7595d6575af2b7e3b776aa3ad793e 12 May 2017, 22:54:06 UTC
1a60982 Simplified instructions for CentOS Summary: Minimal changes for improvements to INSTALL.md for CentOS/RHEL Closes https://github.com/facebook/rocksdb/pull/2266 Differential Revision: D5053530 Pulled By: yiwu-arbug fbshipit-source-id: c05f30299f8efec949b9001a73969d649536ea8a 12 May 2017, 19:23:18 UTC
a5cc7ec Facility for cross-building RocksJava using Docker Summary: As an alternative to Vagrant, we can now also use Docker to cross-build RocksDB. The advantages are: 1. The Docker images are fixed; they include all the latest updates and build tools. 2. The Vagrant image, required scripts that ran for every build that would update CentOS and install the buildtools. This lead to slow repeatable builds, we don't need to do this with Docker as they are already in the provided images. The Docker images I have used have their Docker build files here: https://github.com/evolvedbinary/docker-rocksjava and the images themselves are available from Docker hub: https://hub.docker.com/r/evolvedbinary/rocksjava/ I have added the following targets to the `Makefile`: 1. `rocksdbjavastaticreleasedocker` this uses Docker to perform the cross-builds. It is basically the Docker version of the existing Vagrant `rocksdbjavastaticrelease` target. 2. `rocksdbjavastaticpublishdocker` delegates to `rocksdbjavastaticreleasedocker` and then `rocksdbjavastaticpublishcentral` to upload the artiacts to Maven Central. Equivalent to the existing Vagrant target: `rocksdbjavastaticpublish` Closes https://github.com/facebook/rocksdb/pull/2278 Differential Revision: D5048206 Pulled By: yiwu-arbug fbshipit-source-id: 78fa96ef9d966fe09638ed01de282cd4e31961a9 12 May 2017, 18:41:21 UTC
ccd3ddd Blog post for partitioned index/filters Summary: Closes https://github.com/facebook/rocksdb/pull/2285 Differential Revision: D5053096 Pulled By: maysamyabandeh fbshipit-source-id: c696a6b82391d039c446d16222313f78341c37e8 12 May 2017, 18:01:30 UTC
b145c34 Update blog authors Summary: Closes https://github.com/facebook/rocksdb/pull/2284 Differential Revision: D5052835 Pulled By: maysamyabandeh fbshipit-source-id: afe5fdb4b2d659cf612446a666dbc1d11afc3b5d 12 May 2017, 18:01:30 UTC
bbe9ee7 core-local array type conversions Summary: try to clean up the type conversions and hope it passes on windows. one interesting thing I learned is that bitshift operations are special: in `x << y`, the result type depends only on the type of `x`, unlike most arithmetic operations where the result type depends on both operands' types. Closes https://github.com/facebook/rocksdb/pull/2277 Differential Revision: D5050145 Pulled By: ajkr fbshipit-source-id: f3309e77526ac9612c632bf93a62d99757af9a29 12 May 2017, 16:28:07 UTC
c2be434 Build and link with ZStd when creating the static RocksJava build Summary: Closes https://github.com/facebook/rocksdb/pull/2279 Differential Revision: D5048161 Pulled By: yiwu-arbug fbshipit-source-id: 43742ff93137e0a35ea7e855692c9e9a0cd41968 11 May 2017, 22:27:10 UTC
c61e72c Add missing files of blob_db to CMake file Summary: Some of the file from #2269 didn't add to CMake file. Adding them to fix window build. Closes https://github.com/facebook/rocksdb/pull/2276 Differential Revision: D5043487 Pulled By: yiwu-arbug fbshipit-source-id: 4eba853e9d92574353abce21d77d30e47ce43d3d 11 May 2017, 16:52:22 UTC
3907c94 Fix ColumnFamilyTest:BulkAddDrop Summary: Fix ColumnFamilyTest:BulkAddDrop not deleted CF handles at the end, causing ASAN failure. Closes https://github.com/facebook/rocksdb/pull/2275 Differential Revision: D5040724 Pulled By: yiwu-arbug fbshipit-source-id: 86cd4070c944d01173a3cc36462bb800698af192 11 May 2017, 06:05:44 UTC
cda5fde CoreLocalArray class Summary: Moved the logic for core-local array out of ConcurrentArena and into a separate class because I want to reuse it for core-local stats. Closes https://github.com/facebook/rocksdb/pull/2256 Differential Revision: D5011518 Pulled By: ajkr fbshipit-source-id: a75a7b8f7b7a42fd6273489ada405f14c6be196a 11 May 2017, 01:25:36 UTC
9394966 update TARGETS Summary: address siying's comment in #2272. Closes https://github.com/facebook/rocksdb/pull/2274 Differential Revision: D5039489 Pulled By: ajkr fbshipit-source-id: 3e2d957d3469c13d0e33ededa59320c4c3f24ef6 11 May 2017, 00:57:28 UTC
4e83b80 title: Bulkoading -> title: Bulkloading Summary: Closes https://github.com/facebook/rocksdb/pull/2219 Differential Revision: D4986642 Pulled By: lightmark fbshipit-source-id: c9328991e742768fb5caa0e88e022afb514f0c65 10 May 2017, 23:56:45 UTC
d85ff49 Blob storage pr Summary: The final pull request for Blob Storage. Closes https://github.com/facebook/rocksdb/pull/2269 Differential Revision: D5033189 Pulled By: yiwu-arbug fbshipit-source-id: 6356b683ccd58cbf38a1dc55e2ea400feecd5d06 10 May 2017, 22:14:44 UTC
492fc49 fix readampbitmap tests Summary: fix test failure of ReadAmpBitmap and ReadAmpBitmapLiveInCacheAfterDBClose. test ReadAmpBitmapLiveInCacheAfterDBClose individually and make check Closes https://github.com/facebook/rocksdb/pull/2271 Differential Revision: D5038133 Pulled By: lightmark fbshipit-source-id: 803cd6f45ccfdd14a9d9473c8af311033e164be8 10 May 2017, 19:29:23 UTC
be421b0 portable sched_getcpu calls Summary: - added a feature test in build_detect_platform to check whether sched_getcpu() is available. glibc offers it only on some platforms (e.g., linux but not mac); this way should be easier than maintaining a list of platforms on which it's available. - refactored PhysicalCoreID() to be simpler / less repetitive. ordered the conditional compilation clauses from most-to-least preferred Closes https://github.com/facebook/rocksdb/pull/2272 Differential Revision: D5038093 Pulled By: ajkr fbshipit-source-id: 81d7db3cc620250de220bdeb3194b2b3d7673de7 10 May 2017, 19:29:23 UTC
0f559ab Add NO_UPDATE_BUILD_VERSION option to makefile Summary: When building rocksdb in fbcode using `make`, util/build_version.cc is always updated (gitignore/hgignore doesn't apply because the file is already checked into fbcode). To use the rocksdb makefile from our own makefile, I would like an option to prevent the metadata update, which is of no value for us. Closes https://github.com/facebook/rocksdb/pull/2264 Differential Revision: D5037846 Pulled By: siying fbshipit-source-id: 9fa005725c5ecb31d9cbe2e738cbee209591f08a 10 May 2017, 18:27:40 UTC
3a04a25 Flink state Summary: This is to address the issue reported in https://github.com/facebook/rocksdb/issues/1988 The fix is simple. A typo. Closes https://github.com/facebook/rocksdb/pull/2267 Differential Revision: D5037149 Pulled By: siying fbshipit-source-id: 1bb585c7a753ef77c81c4b92deafbed8e21fe8ff 10 May 2017, 18:12:38 UTC
35df23f Fix suite exclisions Summary: Closes https://github.com/facebook/rocksdb/pull/2250 Differential Revision: D5037141 Pulled By: siying fbshipit-source-id: 53a0ab5553422839bb2df6a7badde54810774a3e 10 May 2017, 18:12:38 UTC
e7cea86 Fixes the CentOS 5 cross-building of RocksJava Summary: Updates to CentOS 5 have been archived as CentOS 5 is EOL. We now pull the updates from the vault. This is a stop gap solution, I will send a PR in a couple days which uses fixed Docker containers (with the updates pre-installed) instead. sagar0 Here you go :-) Closes https://github.com/facebook/rocksdb/pull/2270 Differential Revision: D5033637 Pulled By: sagar0 fbshipit-source-id: a9312dd1bc18bfb8653f06ffa0a1512b4415720d 10 May 2017, 15:57:54 UTC
259a00e unbiase readamp bitmap Summary: Consider BlockReadAmpBitmap with bytes_per_bit = 32. Suppose bytes [a, b) were used, while bytes [a-32, a) and [b+1, b+33) weren't used; more formally, the union of ranges passed to BlockReadAmpBitmap::Mark() contains [a, b) and doesn't intersect with [a-32, a) and [b+1, b+33). Then bits [floor(a/32), ceil(b/32)] will be set, and so the number of useful bytes will be estimated as (ceil(b/32) - floor(a/32)) * 32, which is on average equal to b-a+31. An extreme example: if we use 1 byte from each block, it'll be counted as 32 bytes from each block. It's easy to remove this bias by slightly changing the semantics of the bitmap. Currently each bit represents a byte range [i*32, (i+1)*32). This diff makes each bit represent a single byte: i*32 + X, where X is a random number in [0, 31] generated when bitmap is created. So, e.g., if you read a single byte at random, with probability 31/32 it won't be counted at all, and with probability 1/32 it will be counted as 32 bytes; so, on average it's counted as 1 byte. *But there is one exception: the last bit will always set with the old way.* (*) - assuming read_amp_bytes_per_bit = 32. Closes https://github.com/facebook/rocksdb/pull/2259 Differential Revision: D5035652 Pulled By: lightmark fbshipit-source-id: bd98b1b9b49fbe61f9e3781d07f624e3cbd92356 10 May 2017, 08:49:52 UTC
a620966 port: updated PhysicalCoreID() Summary: Updated PhysicalCoreID() to use sched_getcpu() on x86_64 for glibc >= 2.22. Added a new function named GetCPUID() that calls sched_getcpu(), to avoid repeated code. This change is done as per the comments of PR: https://github.com/facebook/rocksdb/pull/2230 Signed-off-by: Jos Collin <jcollin@redhat.com> Closes https://github.com/facebook/rocksdb/pull/2260 Differential Revision: D5025734 Pulled By: ajkr fbshipit-source-id: f4cca68c12573cafcf8531e7411a1e733bbf8eef 10 May 2017, 02:06:39 UTC
df035b6 Print compaction_options_universal.stop_style in LOG file Summary: Print compaction_options_universal.stop_style in LOG file ./db_bench --benchmarks=fillseq and read the log Closes https://github.com/facebook/rocksdb/pull/2268 Differential Revision: D5032438 Pulled By: lightmark fbshipit-source-id: 0e72fcd96a1caaf3cab20e86d39c75fbebf5ce37 09 May 2017, 22:57:44 UTC
4897eb2 dont skip IO for filter blocks Summary: Based on my experience with linkbench, We should not skip loading bloom filter blocks when they are not available in block cache when using Iterator::Seek Actually I am not sure why this behavior existed in the first place Closes https://github.com/facebook/rocksdb/pull/2255 Differential Revision: D5010721 Pulled By: maysamyabandeh fbshipit-source-id: 0af545a06ac4baeecb248706ec34d009c2480ca4 09 May 2017, 16:52:02 UTC
3f73d54 Add C API to set max_file_opening_threads option Summary: Add `rocksdb_options_set_max_file_opening_threads()` API Closes https://github.com/facebook/rocksdb/pull/2184 Differential Revision: D4923090 Pulled By: lightmark fbshipit-source-id: c4ddce17733d999d426d02f7202b33a46ed6faed 09 May 2017, 05:49:32 UTC
0b69e50 Define CACHE_LINE_SIZE only when it's not defined Summary: RocksDB is compiled as part of MyRocks (MySQL storage engine) build. MySQL already defines `CACHE_LINE_SIZE` and therefore we're getting a conflict. Change RocksDB definition to be more cognizant of this. Closes https://github.com/facebook/rocksdb/pull/2257 Differential Revision: D5013188 Pulled By: gunnarku fbshipit-source-id: cfa76fe99f90dcd82aa09204e2f1f35e07a82b41 08 May 2017, 23:12:28 UTC
2cd0077 Add bulk create/drop column family API Summary: Adding DB::CreateColumnFamilie() and DB::DropColumnFamilies() to bulk create/drop column families. This is to address the problem creating/dropping 1k column families takes minutes. The bottleneck is we persist options files for every single column family create/drop, and it parses the persisted options file for verification, which take a lot CPU time. The new APIs simply create/drop column families individually, and persist options file once at the end. This improves create 1k column families to within ~0.1s. Further improvement can be merge manifest write to one IO. Closes https://github.com/facebook/rocksdb/pull/2248 Differential Revision: D5001578 Pulled By: yiwu-arbug fbshipit-source-id: d4e00bda671451e0b314c13e12ad194b1704aa03 08 May 2017, 06:20:46 UTC
40af238 Object lifetime in cache Summary: Any non-raw-data dependent object must be destructed before the table closes. There was a bug of not doing that for filter object. This patch fixes the bug and adds a unit test to prevent such bugs in future. Closes https://github.com/facebook/rocksdb/pull/2246 Differential Revision: D5001318 Pulled By: maysamyabandeh fbshipit-source-id: 6d8772e58765485868094b92964da82ef9730b6d 06 May 2017, 06:20:01 UTC
fdaefa0 travis: add Windows cross-compilation Summary: - downcase includes for case-sensitive filesystems - give targets the same name (librocksdb) on all platforms With this patch it is possible to cross-compile RocksDB for Windows from a Linux host using mingw. cc yuslepukhin orgads Closes https://github.com/facebook/rocksdb/pull/2107 Differential Revision: D4849784 Pulled By: siying fbshipit-source-id: ad26ed6b4d393851aa6551e6aa4201faba82ef60 06 May 2017, 06:20:01 UTC
a30a696 do not read next datablock if upperbound is reached Summary: Now if we have iterate_upper_bound set, we continue read until get a key >= upper_bound. For a lot of cases that neighboring data blocks have a user key gap between them, our index key will be a user key in the middle to get a shorter size. For example, if we have blocks: [a b c d][f g h] Then the index key for the first block will be 'e'. then if upper bound is any key between 'd' and 'e', for example, d1, d2, ..., d99999999999, we don't have to read the second block and also know that we have done our iteration by reaching the last key that smaller the upper bound already. This diff can reduce RA in most cases. Closes https://github.com/facebook/rocksdb/pull/2239 Differential Revision: D4990693 Pulled By: lightmark fbshipit-source-id: ab30ea2e3c6edf3fddd5efed3c34fcf7739827ff 06 May 2017, 06:20:01 UTC
2d42cf5 Roundup read bytes in ReadaheadRandomAccessFile Summary: Fix alignment in ReadaheadRandomAccessFile Closes https://github.com/facebook/rocksdb/pull/2253 Differential Revision: D5012336 Pulled By: lightmark fbshipit-source-id: 10d2c829520cb787227ef653ef63d5d701725778 05 May 2017, 19:14:14 UTC
264d3f5 Allow IntraL0 compaction in FIFO Compaction Summary: Allow an option for users to do some compaction in FIFO compaction, to pay some write amplification for fewer number of files. Closes https://github.com/facebook/rocksdb/pull/2163 Differential Revision: D4895953 Pulled By: siying fbshipit-source-id: a1ab608dd0627211f3e1f588a2e97159646e1231 05 May 2017, 01:16:13 UTC
8c3a180 Set lower-bound on dynamic level sizes Summary: Changed dynamic leveling to stop setting the base level's size bound below `max_bytes_for_level_base`. Behavior for config where `max_bytes_for_level_base == level0_file_num_compaction_trigger * write_buffer_size` and same amount of data in L0 and base-level: - Before #2027, compaction scoring would favor base-level due to dividing by size smaller than `max_bytes_for_level_base`. - After #2027, L0 and Lbase get equal scores. The disadvantage is L0 is often compacted before reaching the num files trigger since `write_buffer_size` can be bigger than the dynamically chosen base-level size. This increases write-amp. - After this diff, L0 and Lbase still get equal scores. Now it takes `level0_file_num_compaction_trigger` files of size `write_buffer_size` to trigger L0 compaction by size, fixing the write-amp problem above. Closes https://github.com/facebook/rocksdb/pull/2123 Differential Revision: D4861570 Pulled By: ajkr fbshipit-source-id: 467ddef56ed1f647c14d86bb018bcb044c39b964 05 May 2017, 01:16:12 UTC
7c1c8ce Avoid calling fallocate with UINT64_MAX Summary: When user doesn't set a limit on compaction output file size, let's use the sum of the input files' sizes. This will avoid passing UINT64_MAX as fallocate()'s length. Reported in #2249. Test setup: - command: `TEST_TMPDIR=/data/rocksdb-test/ strace -e fallocate ./db_compaction_test --gtest_filter=DBCompactionTest.ManualCompactionUnknownOutputSize` - filesystem: xfs before this diff: `fallocate(10, 01, 0, 1844674407370955160) = -1 ENOSPC (No space left on device)` after this diff: `fallocate(10, 01, 0, 1977) = 0` Closes https://github.com/facebook/rocksdb/pull/2252 Differential Revision: D5007275 Pulled By: ajkr fbshipit-source-id: 4491404a6ae8a41328aede2e2d6f4d9ac3e38880 05 May 2017, 00:43:22 UTC
a45e98a max_open_files dynamic set, follow up Summary: Followup to make 0x40000 a TableCache constant that indicates infinite capacity Closes https://github.com/facebook/rocksdb/pull/2247 Differential Revision: D5001349 Pulled By: lgalanis fbshipit-source-id: ce7bd2e54b0975bb9f8680fdaa0f8bb0e7ae81a2 04 May 2017, 17:42:45 UTC
6b99dbe fix memory alignment with logical sector size Summary: we align the buffer with logical sector size and should not test it with page size, which is usually 4k. Closes https://github.com/facebook/rocksdb/pull/2245 Differential Revision: D5001842 Pulled By: lightmark fbshipit-source-id: a7135fcf6351c6db363e8908956b1e193a4a6291 04 May 2017, 08:30:13 UTC
e7ae4a3 Max open files mutable Summary: Makes max_open_files db option dynamically set-able by SetDBOptions. During the call of SetDBOptions we call SetCapacity on the table cache, which is a LRUCache. Closes https://github.com/facebook/rocksdb/pull/2185 Differential Revision: D4979189 Pulled By: yiwu-arbug fbshipit-source-id: ca7e8dc5e3619c79434f579be4847c0f7e56afda 04 May 2017, 04:13:14 UTC
60847a3 port: updated PhysicalCoreID() Summary: Checked the return value of __get_cpuid(). Implemented the else case where the arch is different from i386 and x86_64. Pulled By: ajkr Differential Revision: D4973496 fbshipit-source-id: c40fdef5840364c2a79b1d11df0db5d4ec3d6a4a 03 May 2017, 20:08:55 UTC
b551104 support PopSavePoint for WriteBatch Summary: Try to fix https://github.com/facebook/rocksdb/issues/1969 Closes https://github.com/facebook/rocksdb/pull/2170 Differential Revision: D4907333 Pulled By: yiwu-arbug fbshipit-source-id: 417b420ff668e6c2fd0dad42a94c57385012edc5 03 May 2017, 17:57:45 UTC
498693c Remove orphaned Java classes Summary: Remove orphaned Java classes that were missed from commit 9385fd7 Closes https://github.com/facebook/rocksdb/issues/2210 Closes https://github.com/facebook/rocksdb/pull/2212 Differential Revision: D4986199 Pulled By: maysamyabandeh fbshipit-source-id: 74e866cd8661c172a4754c2c945e30d650f6fa05 03 May 2017, 04:13:49 UTC
5e2ebf2 travis: add CMake compilation Summary: siying Closes https://github.com/facebook/rocksdb/pull/2233 Differential Revision: D4987113 Pulled By: siying fbshipit-source-id: f07ecd3f7d9f5366a2b1665ce28ba10d74405557 02 May 2017, 22:11:59 UTC
af6fe69 Fix an issue of manual / auto compaction data race Summary: A data race between a manual and an auto compaction can cause a scheduled automatic compaction to be cancelled and never rescheduled again. This may cause a condition of hanging forever. Fix this by always making sure the cancelled compaction is put back to the compaction queue. Closes https://github.com/facebook/rocksdb/pull/2238 Differential Revision: D4984591 Pulled By: siying fbshipit-source-id: 3ab153886403c7b991896dcb2158b96cac12f227 02 May 2017, 22:11:59 UTC
6798d1f Revert "Delete filter before closing the table" Summary: This reverts commit 89833577a80ad7a2cbf6b99c5957f572b3548152. Closes https://github.com/facebook/rocksdb/pull/2240 Differential Revision: D4986982 Pulled By: maysamyabandeh fbshipit-source-id: 56c4c07b7b5b7c6fe122d5c2f2199d221c8510c0 02 May 2017, 20:46:39 UTC
8983357 Delete filter before closing the table Summary: Some filters such as partitioned filter have pointers to the table for which they are created. Therefore is they are stored in the block cache, the should be forcibly erased from block cache before closing the table, which would result into deleting the object. Otherwise the destructor will be called later when the cache is lazily erasing the object, which having the parent table no longer existent it could result into undefined behavior. Update: there will be still cases the filter is not removed from the cache since the table has not kept a pointer to the cache handle to be able to forcibly release it later. We make sure that the filter destructor does not access the table pointer to get around such cases. Closes https://github.com/facebook/rocksdb/pull/2207 Differential Revision: D4941591 Pulled By: maysamyabandeh fbshipit-source-id: 56fbab2a11cf447e1aa67caa30b58d7bd7ce5bbd 02 May 2017, 02:19:37 UTC
47a09b0 Avoid pinning when row cache is accessed Summary: With row cache being enabled, table cache is doing a short circuit for reading data. This path needs to be updated to take advantage of pinnable slice. In the meanwhile we disabling pinning in this path. Closes https://github.com/facebook/rocksdb/pull/2237 Differential Revision: D4982389 Pulled By: maysamyabandeh fbshipit-source-id: 542630d0cf23cfb1f0c397da82e7053df7966591 02 May 2017, 01:12:46 UTC
aeaba07 Remove an assert that causes TSAN failure. Summary: ColumnFamilyData::ConstructNewMemtable is called out of DB mutex, and it asserts current_ is not empty, but current_ should only be accessed inside DB mutex. Remove this assert to make TSAN happy. Closes https://github.com/facebook/rocksdb/pull/2235 Differential Revision: D4978531 Pulled By: siying fbshipit-source-id: 423685a7dae88ed3faaa9e1b9ccb3427ac704a4b 01 May 2017, 23:35:15 UTC
0b90aa9 Set VALGRIND_VER Summary: VALGRIND_VER was left empty after moving the environment to GCC-5. Set it back. Closes https://github.com/facebook/rocksdb/pull/2234 Differential Revision: D4978534 Pulled By: siying fbshipit-source-id: f0640d58e8f575f75fb3f8b92e686c9e0b6a59bb 01 May 2017, 23:35:15 UTC
a2b0521 Make PosixLogger::flush_pending_ atomic Summary: TSAN sometimes complaints data race of PosixLogger::flush_pending_. Make it atomic. Closes https://github.com/facebook/rocksdb/pull/2231 Differential Revision: D4973397 Pulled By: siying fbshipit-source-id: 571e886e3eca3231705919d573e250c1c1ec3764 29 April 2017, 00:07:56 UTC
da4b207 Fix WriteBatchWithIndex address use after scope error Summary: Fix use after scope error caught by ASAN. Closes https://github.com/facebook/rocksdb/pull/2228 Differential Revision: D4968028 Pulled By: yiwu-arbug fbshipit-source-id: a2a266c98634237494ab4fb2d666bc938127aeb2 28 April 2017, 20:12:10 UTC
d616ebe Add GPLv2 as an alternative license. Summary: Closes https://github.com/facebook/rocksdb/pull/2226 Differential Revision: D4967547 Pulled By: siying fbshipit-source-id: dd3b58ae1e7a106ab6bb6f37ab5c88575b125ab4 28 April 2017, 01:06:12 UTC
4439b45 Add documentation license Summary: Closes https://github.com/facebook/rocksdb/pull/2224 Differential Revision: D4966524 Pulled By: siying fbshipit-source-id: 99f28471bcfc83b0a9df871d5247f62d4a6540ce 28 April 2017, 01:06:11 UTC
0ca3ead add GetRootDB() in DeleteFilesInRange Summary: In case users cast a subclass of db* into dbimpl* Closes https://github.com/facebook/rocksdb/pull/2222 Differential Revision: D4964486 Pulled By: lightmark fbshipit-source-id: 0ccdc08ee8e7a193dfbbe0218c3cbfd795662ca1 27 April 2017, 21:33:17 UTC
cdad04b Remove double buffering on RandomRead on Windows. Summary: Remove double buffering on RandomRead on Windows. With more logic appear in file reader/write Read no longer obeys forwarding calls to Windows implementation. Previously direct_io (unbuffered) was only available on Windows but now is supported as generic. We remove intermediate buffering on Windows. Remove random_access_max_buffer_size option which was windows specific. Non-zero values for that opton introduced unnecessary lock contention. Remove Env::EnableReadAhead(), Env::ShouldForwardRawRequest() that are no longer necessary. Add aligned buffer reads for cases when requested reads exceed read ahead size. Closes https://github.com/facebook/rocksdb/pull/2105 Differential Revision: D4847770 Pulled By: siying fbshipit-source-id: 8ab48f8e854ab498a4fd398a6934859792a2788f 27 April 2017, 19:30:05 UTC
e15382c Disable two flaky tests Summary: Closes https://github.com/facebook/rocksdb/pull/2217 Differential Revision: D4959351 Pulled By: siying fbshipit-source-id: ce7c3a430bae0d15e06b3d5c958ebce969d08564 27 April 2017, 00:13:46 UTC
2150cc1 fix WritableFile buffer size in direct IO Summary: �fix the buffer size in case of ppl use buffer size as their block_size. Closes https://github.com/facebook/rocksdb/pull/2198 Differential Revision: D4956878 Pulled By: lightmark fbshipit-source-id: 8bb0dc9c133887aadcd625d5261a3d1110b71473 26 April 2017, 22:57:02 UTC
efc361e Add user stats Reset API Summary: It resets all the ticker and histogram stats to zero. Needed to change the locking a bit since Reset() is the only operation that manipulates multiple tickers/histograms together, and that operation should be seen as atomic by other operations that access tickers/histograms. Closes https://github.com/facebook/rocksdb/pull/2213 Differential Revision: D4952232 Pulled By: ajkr fbshipit-source-id: c0475c3e4c7b940120d53891b69c3091149a0679 26 April 2017, 22:57:01 UTC
6616e4d add prefetch to PosixRandomAccessFile in buffered io Summary: Every time after a compaction/flush finish, we issue user reads to put the table into block cache which includes a couple of IO that read footer, index blocks, meta block, etc. So we implement Prefetch here to reduce IO. Closes https://github.com/facebook/rocksdb/pull/2196 Differential Revision: D4931782 Pulled By: lightmark fbshipit-source-id: 5a13d58dcab209964352322217193bbf7ff78149 26 April 2017, 21:47:23 UTC
f6a27d0 Extract statistics tests into separate file Summary: I'm going to add more DB tests for statistics as currently we have very few. I started a file dedicated to this purpose and moved the existing stats-specific tests there. Closes https://github.com/facebook/rocksdb/pull/2211 Differential Revision: D4951558 Pulled By: ajkr fbshipit-source-id: 05d11c35079c40ecabdfd2cf5556ccb761f694a4 26 April 2017, 21:47:23 UTC
7eddecc support bulk loading with universal compaction Summary: Support buck load with universal compaction. More test cases to be added. Closes https://github.com/facebook/rocksdb/pull/2202 Differential Revision: D4935360 Pulled By: lightmark fbshipit-source-id: cc3ca1b6f42faa503207dab1408d6bcf393ee5b5 26 April 2017, 20:41:32 UTC
3b4d1b7 add <sys/sysmacros.h> to avoid warning with glibc 2.25 Summary: https://github.com/facebook/rocksdb/issues/2152 Closes https://github.com/facebook/rocksdb/pull/2208 Differential Revision: D4945577 Pulled By: lightmark fbshipit-source-id: 4e679150f2c9443d3be0b6008b26b65fabbda75a 26 April 2017, 08:26:55 UTC
e5e545a Reunite checkpoint and backup core logic Summary: These code paths forked when checkpoint was introduced by copy/pasting the core backup logic. Over time they diverged and bug fixes were sometimes applied to one but not the other (like fix to include all relevant WALs for 2PC), or it required extra effort to fix both (like fix to forge CURRENT file). This diff reunites the code paths by extracting the core logic into a function, CreateCustomCheckpoint(), that is customizable via callbacks to implement both checkpoint and backup. Related changes: - flush_before_backup is now forcibly enabled when 2PC is enabled - Extracted CheckpointImpl class definition into a header file. This is so the function, CreateCustomCheckpoint(), can be called by internal rocksdb code but not exposed to users. - Implemented more functions in DummyDB/DummyLogFile (in backupable_db_test.cc) that are used by CreateCustomCheckpoint(). Closes https://github.com/facebook/rocksdb/pull/1932 Differential Revision: D4622986 Pulled By: ajkr fbshipit-source-id: 157723884236ee3999a682673b64f7457a7a0d87 24 April 2017, 22:06:46 UTC
72c21fb call GetRootDB() before cast to DBImpl* in CancelAllBackgroundWork Summary: User could call this with wrapper class of DB or DBImpl Closes https://github.com/facebook/rocksdb/pull/2200 Differential Revision: D4935530 Pulled By: lightmark fbshipit-source-id: df9cb61d67d0f3bbcf62f714d77523a459a92883 24 April 2017, 20:47:17 UTC
4c9447d Add erase option to release cache Summary: This is useful when we put the entries in the block cache for accounting purposes and do not expect it to be used after it is released. If the cache does not erase the item in such cases not only the performance of cache is negatively affected but the item's destructor not being called at the time of release might violate the assumptions about the lifetime of the object. The new change adds a force_erase option to the Release method and returns a boolean to indicate whehter the item is successfully deleted. Closes https://github.com/facebook/rocksdb/pull/2180 Differential Revision: D4916032 Pulled By: maysamyabandeh fbshipit-source-id: 94409a346069923cac9de8e57adc313b4ed46f28 24 April 2017, 18:28:36 UTC
04d5897 AIX and Solaris Sparc Support Summary: Replacement of #2147 The change was squashed due to a lot of conflicts. Closes https://github.com/facebook/rocksdb/pull/2194 Differential Revision: D4929799 Pulled By: siying fbshipit-source-id: 5cd49c254737a1d5ac13f3c035f128e86524c581 22 April 2017, 03:48:04 UTC
afff995 Respect deprecated flag in table options Summary: Closes https://github.com/facebook/rocksdb/pull/2197 Differential Revision: D4932434 Pulled By: maysamyabandeh fbshipit-source-id: 6c83c12d6d47e3f0640ab84954944215968f266f 22 April 2017, 00:42:10 UTC
066cfba Adding -noprofile to CMakeLists for Windows Summary: In the off chance you have a `Microsoft.PowerShell_profile.ps1` profile the `execute_process` will load one's profile during running `cmake`, which will cause garbage output to be written to the `build_version.cc` file. If you add in a `-noprofile` flag, or you suppress output in your pshell profile, this is mitigated. Closes https://github.com/facebook/rocksdb/pull/2168 Differential Revision: D4927003 Pulled By: siying fbshipit-source-id: 83861752d6cf2627dd864eedd2acaa8aa8a6232e 21 April 2017, 21:11:49 UTC
cb885bc set compaction_iterator earliest_snapshot to max if no snapshot Summary: It is a potential bug that will be triggered if we ingest files before inserting the first key into an empty db. 0 is a special value reserved to indicate the concept of non-existence. But not good for seqno in this case because 0 is a valid seqno for ingestion(bulk loading) Closes https://github.com/facebook/rocksdb/pull/2183 Differential Revision: D4919827 Pulled By: lightmark fbshipit-source-id: 237eea40f88bd6487b66806109d90065dc02c362 21 April 2017, 02:56:59 UTC
7534ba7 StackableDB should pass ResetStats() Summary: Closes https://github.com/facebook/rocksdb/pull/2190 Differential Revision: D4922688 Pulled By: siying fbshipit-source-id: eaa3d122f8d389ae0508ec8b61f7780fd8b0a7ef 20 April 2017, 23:11:56 UTC
c1fbf91 Fixing Solaris Sparc crash due to cached TLS Summary: Workaround for Solaris gcc binary. Program is crashing, because when TLS of perf context that is used twice on same frame, it is damaged thus Segmentation fault. Issue: #2153 Closes https://github.com/facebook/rocksdb/pull/2187 Differential Revision: D4922274 Pulled By: siying fbshipit-source-id: 549105ebce9a8ce08a737f4d6b9f2312ebcde9a8 20 April 2017, 18:06:09 UTC
963eeba Revert how check_format_compatible.sh checkout release branches. Summary: In a previous commit, I changed the way to checkout release branches from "git checkout <branch_name>" to "git checkout origin/<branch_name>". However, this doesn't seem to work in our CI environment. Revert it. Closes https://github.com/facebook/rocksdb/pull/2189 Differential Revision: D4922294 Pulled By: siying fbshipit-source-id: 482c17f9b05e6ccb190876b050682fe5a458103d 20 April 2017, 18:06:09 UTC
97005db tools/check_format_compatible.sh to cover option file loading too Summary: tools/check_format_compatible.sh will check a newer version of RocksDB can open option files generated by older version releases. In order to achieve that, a new parameter "--try_load_options" is added to ldb. With this parameter set, if option file exists, we load the option file and use it to open the DB. With this opiton set, we can validate option loading logic. Closes https://github.com/facebook/rocksdb/pull/2178 Differential Revision: D4914989 Pulled By: siying fbshipit-source-id: db114f7724fcb41e5e9483116d84d7c4b8389ca4 20 April 2017, 17:26:37 UTC
8f61967 Add cpu usage to regression benchmarks (4th attempt) Summary: Tested by running it on a remote machine. I could not run it on the particular remote machine which has a different location for time command since it is busy and the script does not allow concurrent runs. So I tested it by hacking the script and replacing the command with "\$(hostname)" and confirmed that the scripts prints out the host name of the remote machine. Closes https://github.com/facebook/rocksdb/pull/2181 Differential Revision: D4921654 Pulled By: maysamyabandeh fbshipit-source-id: 8abb5ea9f7234f3c50a749576ccbb47ff605beb9 20 April 2017, 16:31:09 UTC
df74b77 Limit backups opened Summary: This was requested by a customer who wants to proactively monitor whether any valid backups are available. The existing performance was poor because Open() serially reads every small meta-file (one per backup), which was slow on HDFS. Now we only read the minimum number of meta-files to find `max_valid_backups_to_open` valid backups. The customer mentioned above can just set it to one. Closes https://github.com/facebook/rocksdb/pull/2151 Differential Revision: D4882564 Pulled By: ajkr fbshipit-source-id: cb0edf9e8ac693e4d5f24902e725a011ed8c0c2f 19 April 2017, 20:26:47 UTC
1dd7760 Change L0 compaction score using level size Summary: The goal is to avoid the problem of small number of L0 files triggering compaction to base level (which increased write-amp), while still allowing L0 compaction-by-size (so intra-L0 compactions cause score to increase). Closes https://github.com/facebook/rocksdb/pull/2172 Differential Revision: D4908552 Pulled By: ajkr fbshipit-source-id: 4b170142b2b368e24bd7948b2a6f24c69fabf73d 19 April 2017, 19:00:01 UTC
927bbab Revert "Add cpu usage to regression benchmarks (3rd attempt)" Summary: This reverts commit 476e80be80903158ac0af486aad630efff70b036. Closes https://github.com/facebook/rocksdb/pull/2177 Differential Revision: D4914830 Pulled By: maysamyabandeh fbshipit-source-id: 039299348ceb325aa721eb35e3a26e890f84ee74 19 April 2017, 18:11:12 UTC
8e84a38 Re-add index_per_partition but as deprecated Summary: index_per_partition should have deprecated deprecated instead of being removed. It is causing backward compatibility issues. Closes https://github.com/facebook/rocksdb/pull/2173 Differential Revision: D4910947 Pulled By: maysamyabandeh fbshipit-source-id: 5c52939381847d232ede6866606f67f2b4b857ae 19 April 2017, 03:35:46 UTC
1553659 Add more recent versions to tools/check_format_compatible.sh Summary: Need to add more recent versions to tools/check_format_compatible.sh to meka sure backward and forward compatibility. Closes https://github.com/facebook/rocksdb/pull/2175 Differential Revision: D4911585 Pulled By: siying fbshipit-source-id: 943e6488757efb11bb6720d811c7ba949915c9de 19 April 2017, 01:57:11 UTC
966ebb0 Hide event listeners from lite build Summary: Fixing lite build failure introduce by #2169. Closes https://github.com/facebook/rocksdb/pull/2174 Reviewed By: sagar0 Differential Revision: D4910619 Pulled By: yiwu-arbug fbshipit-source-id: 5213b7b7431cc258688793c8c28153025588d8d9 19 April 2017, 00:26:19 UTC
476e80b Add cpu usage to regression benchmarks (3rd attempt) Summary: Tested by running rocks/tools/debug_regression_test.sh and verifying the local output: ``` cat local/rocks_regression_tests/OPTIONS-viewstate-66-1262-5000/2017-04-13-11-34-51/SUMMARY.csv commit id, benchmark, user@host,num-dbs,key-range,key-size,value-size,compress-rate,ops-per-thread,num-threads, cache-size,flushes,compactions,ops-per-s, p50, p75, p99, p99.9, p99.99,debug,real-sec,user-sec,sys-sec d2dce5611ab4b9a671ef518f648adf84d49e5356, readrandom, root@localhost, 12, 5000, 66, 1262, 50, 312, 16, 1073741824, 4, 16, 138458, 9380, 11530, 55200, 16803200, 32504000, 1, 0, 0, 0 d2dce5611ab4b9a671ef518f648adf84d49e5356, readwhilewriting, root@localhost, 12, 5000, 66, 1262, 50, 312, 16, 1073741824, 4, 16, 104511, Closes https://github.com/facebook/rocksdb/pull/2157 Differential Revision: D4909238 Pulled By: maysamyabandeh fbshipit-source-id: dc7bb8569c3c33b9f7c4ba47a757b24d27bb3b31 19 April 2017, 00:11:25 UTC
c49d704 Add DB:ResetStats() Summary: Add a function to allow users to reset internal stats without restarting the DB. Closes https://github.com/facebook/rocksdb/pull/2167 Differential Revision: D4907939 Pulled By: siying fbshipit-source-id: ab2dd85b88aabe9380da7485320a1d460d3e1f68 18 April 2017, 23:56:48 UTC
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