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Try to build with liburing by default. (#8322)

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Summary:
By default, try to build with liburing. For make, if ROCKSDB_USE_IO_URING is not set, treat as 1, which means RocksDB will try to build with liburing. For cmake, add WITH_LIBURING to control it, with default on.

Pull Request resolved: https://github.com/facebook/rocksdb/pull/8322

Test Plan: Build using cmake and make.

Reviewed By: anand1976

Differential Revision: D28586498

fbshipit-source-id: cfd39159ab697f4b93a9293a59c07f839b1e7ed5
This commit is contained in:
sdong 2021-05-21 10:20:58 -07:00 committed by Facebook GitHub Bot
parent 2f1984dd45
commit bd3d080ef8
3 changed files with 24 additions and 1 deletions
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17
CMakeLists.txt
View File

@ -62,6 +62,7 @@ if(CCACHE_FOUND)
endif(CCACHE_FOUND)
option(WITH_JEMALLOC "build with JeMalloc" OFF)
option(WITH_LIBURING "build with liburing" ON)
option(WITH_SNAPPY "build with SNAPPY" OFF)
option(WITH_LZ4 "build with lz4" OFF)
option(WITH_ZLIB "build with zlib" OFF)
@ -338,6 +339,22 @@ if (NOT BUILTIN_ATOMIC)
endif()
endif()
if (WITH_LIBURING)
set(CMAKE_REQUIRED_FLAGS "-luring")
CHECK_CXX_SOURCE_COMPILES("
#include <liburing.h>
int main() {
struct io_uring ring;
io_uring_queue_init(1, &ring, 0);
return 0;
}
" HAS_LIBURING)
if (HAS_LIBURING)
add_definitions(-DROCKSDB_IOURING_PRESENT)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -luring")
endif()
endif()
# Reset the required flags
set(CMAKE_REQUIRED_FLAGS ${OLD_CMAKE_REQUIRED_FLAGS})

3
HISTORY.md
View File

@ -36,6 +36,9 @@
### Default Option Change
* When options.arena_block_size <= 0 (default value 0), still use writer_buffer_size / 8 but cap to 1MB. Too large alloation size might not be friendly to allocator and might cause performance issues in extreme cases.
### Build
* By default, try to build with liburing. For make, if ROCKSDB_USE_IO_URING is not set, treat as enable, which means RocksDB will try to build with liburing. Users can disable it with ROCKSDB_USE_IO_URING=0. For cmake, add WITH_LIBURING to control it, with default on.
## 6.20.0 (2021-04-16)
### Behavior Changes
* `ColumnFamilyOptions::sample_for_compression` now takes effect for creation of all block-based tables. Previously it only took effect for block-based tables created by flush.

5
build_tools/build_detect_platform
View File

@ -175,7 +175,10 @@ case "$TARGET_OS" in
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -latomic"
fi
PLATFORM_LDFLAGS="$PLATFORM_LDFLAGS -lpthread -lrt -ldl"
if test $ROCKSDB_USE_IO_URING; then
if test -z "$ROCKSDB_USE_IO_URING"; then
ROCKSDB_USE_IO_URING=1
fi
if test "$ROCKSDB_USE_IO_URING" -ne 0; then
# check for liburing
$CXX $PLATFORM_CXXFLAGS -x c++ - -luring -o /dev/null 2>/dev/null <<EOF
#include <liburing.h>