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mdbx-build: minor cleanup after pul-request/merge.

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Change-Id: Ia612dbd939be7acd938fca8eb3f93f650560417a
This commit is contained in:
Leo Yuriev 2018-01-14 22:01:38 +03:00
parent 506caee9e5
commit ab7cb2c39e
9 changed files with 437 additions and 425 deletions
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40
.gitignore vendored
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@ -1,39 +1,37 @@
*[~#]
*.[ao]
*.bak
.le.ini
core
core.*
*.exe
*.gcda
*.gcno
*.gcov
libmdbx.creator.user
*.lo
mdbx_chk
mdbx_copy
mdbx-dll.VC.db
mdbx-dll.VC.VC.opendb
mdbx-dll.vcxproj.filters
mdbx_dump
mdbx_load
mdbx_stat
*.orig
*.rej
*.so
/test/test
*[~#]
.idea
.le.ini
.vs/
Win32/
build-*
cmake-build-*
core
libmdbx.creator.user
mdbx-dll.VC.VC.opendb
mdbx-dll.VC.db
mdbx-dll.vcxproj.filters
mdbx_chk
mdbx_copy
mdbx_dump
mdbx_load
mdbx_stat
ootest/test
test.log
test/test.vcxproj.user
test/tmp.db
test/tmp.db-lck
tmp.db
tmp.db-lck
valgrind.*
.vs/
Win32/
x64/
x86/
test.log
cmake-build-*
build-*
.idea

3
AUTHORS
View File

@ -1,4 +1,4 @@
Contributors
Contributors
============
Alexey Naumov <alexey.naumov@gmail.com>
@ -28,3 +28,4 @@ Philipp Storz <philipp.storz@bareos.com>
Quanah Gibson-Mount <quanah@openldap.org>
Salvador Ortiz <sog@msg.com.mx>
Sebastien Launay <sebastien@slaunay.fr>
Vladimir Romanov <vromanov@gmail.com>

198
CMakeLists.txt
View File

@ -3,6 +3,7 @@ cmake_minimum_required(VERSION 2.8.7)
set(TARGET mdbx)
project(${TARGET})
# FIXME/TODO: Same as https://github.com/leo-yuriev/libfpta
set(MDBX_VERSION_MAJOR 0)
set(MDBX_VERSION_MINOR 0)
set(MDBX_VERSION_PATCH 0)
@ -21,112 +22,108 @@ set(CMAKE_CXX_STANDARD_REQUIRED on)
add_definitions(-DNDEBUG=1 -DMDBX_DEBUG=0 -DLIBMDBX_EXPORTS=1 -D_GNU_SOURCE=1)
get_directory_property(hasParent PARENT_DIRECTORY)
if (hasParent)
set(STANDALONE_BUILD 0)
else ()
set(STANDALONE_BUILD 1)
enable_testing()
if(hasParent)
set(STANDALONE_BUILD 0)
else()
set(STANDALONE_BUILD 1)
enable_testing()
if (CMAKE_C_COMPILER_ID MATCHES GNU)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O2")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g3")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-constant-logical-operand")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wextra")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -ffunction-sections")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fvisibility=hidden")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu11")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pthread")
endif ()
if (CMAKE_C_COMPILER_ID MATCHES GNU)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -O2")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g3")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-constant-logical-operand")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wextra")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -ffunction-sections")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fPIC")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fvisibility=hidden")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu11")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -pthread")
endif()
if (CMAKE_CXX_COMPILER_ID MATCHES GNU)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -W")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Werror")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wpointer-arith")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-sign-compare")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wformat-security")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Woverloaded-virtual")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wwrite-strings")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fmax-errors=20")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=hidden")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unused-parameter -Wunused-function -Wunused-variable -Wunused-value -Wmissing-declarations")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-missing-field-initializers")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wcast-qual")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ggdb")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-omit-frame-pointer")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-strict-aliasing")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -finline-functions-called-once")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-packed-bitfield-compat")
if (CMAKE_CXX_COMPILER_ID MATCHES GNU)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -W")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Werror")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wpointer-arith")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-sign-compare")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wformat-security")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Woverloaded-virtual")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wwrite-strings")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fmax-errors=20")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=hidden")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unused-parameter -Wunused-function -Wunused-variable -Wunused-value -Wmissing-declarations")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-missing-field-initializers")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wcast-qual")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -ggdb")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fno-omit-frame-pointer")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-strict-aliasing")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -finline-functions-called-once")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-packed-bitfield-compat")
set(CMAKE_CXX_FLAGS_DEBUG "-O0 -g3")
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O3 -g3")
endif ()
set(CMAKE_CXX_FLAGS_DEBUG "-O0 -g3")
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO "-O3 -g3")
endif()
if (COVERAGE)
if (NOT "${CMAKE_BUILD_TYPE}" STREQUAL "Debug")
message(FATAL_ERROR "Coverage requires -DCMAKE_BUILD_TYPE=Debug Current value=${CMAKE_BUILD_TYPE}")
endif ()
if (COVERAGE)
if (NOT "${CMAKE_BUILD_TYPE}" STREQUAL "Debug")
message(FATAL_ERROR "Coverage requires -DCMAKE_BUILD_TYPE=Debug Current value=${CMAKE_BUILD_TYPE}")
endif()
message(STATUS "Setting coverage compiler flags")
message(STATUS "Setting coverage compiler flags")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -ggdb3 -O0 --coverage -fprofile-arcs -ftest-coverage")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -ggdb3 -O0 --coverage -fprofile-arcs -ftest-coverage")
add_definitions(-DCOVERAGE_TEST)
endif()
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -g -ggdb3 -O0 --coverage -fprofile-arcs -ftest-coverage")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -g -ggdb3 -O0 --coverage -fprofile-arcs -ftest-coverage")
add_definitions(-DCOVERAGE_TEST)
endif ()
if (TRAVIS)
add_definitions(-DNO_MLOCK)
else ()
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -fsanitize=address -fsanitize=leak -fstack-protector-strong -static-libasan")
endif ()
endif ()
if (NOT TRAVIS)
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} -fsanitize=address -fsanitize=leak -fstack-protector-strong -static-libasan")
endif()
endif()
set(${TARGET}_SRC
mdbx.h
src/bits.h
src/defs.h
src/lck-posix.c
src/mdbx.c
src/osal.c
src/osal.h
src/version.c
)
mdbx.h
src/bits.h
src/defs.h
src/lck-posix.c
src/mdbx.c
src/osal.c
src/osal.h
src/version.c
)
add_library(${TARGET}_STATIC STATIC
${${TARGET}_SRC}
)
${${TARGET}_SRC}
)
add_library(${TARGET} ALIAS ${TARGET}_STATIC)
add_library(${TARGET}_SHARED SHARED
${${TARGET}_SRC}
)
${${TARGET}_SRC}
)
set_target_properties(${TARGET}_SHARED PROPERTIES
VERSION ${MDBX_VERSION_STRING}
SOVERSION ${MDBX_VERSION_MAJOR}
OUTPUT_NAME ${TARGET}
CLEAN_DIRECT_OUTPUT 1
)
VERSION ${MDBX_VERSION_STRING}
SOVERSION ${MDBX_VERSION_MAJOR}
OUTPUT_NAME ${TARGET}
CLEAN_DIRECT_OUTPUT 1
)
set_target_properties(${TARGET}_STATIC PROPERTIES
VERSION ${MDBX_VERSION_STRING}
SOVERSION ${MDBX_VERSION_MAJOR}
OUTPUT_NAME ${TARGET}
CLEAN_DIRECT_OUTPUT 1
)
VERSION ${MDBX_VERSION_STRING}
SOVERSION ${MDBX_VERSION_MAJOR}
OUTPUT_NAME ${TARGET}
CLEAN_DIRECT_OUTPUT 1
)
target_include_directories(${TARGET}_STATIC PUBLIC
${CMAKE_CURRENT_SOURCE_DIR}
)
${CMAKE_CURRENT_SOURCE_DIR}
)
target_include_directories(${TARGET}_SHARED PUBLIC
${CMAKE_CURRENT_SOURCE_DIR}
)
${CMAKE_CURRENT_SOURCE_DIR}
)
install(TARGETS ${TARGET}_STATIC DESTINATION ${CMAKE_INSTALL_PREFIX}/lib64 COMPONENT mdbx)
install(TARGETS ${TARGET}_SHARED DESTINATION ${CMAKE_INSTALL_PREFIX}/lib64 COMPONENT mdbx)
@ -137,20 +134,21 @@ add_subdirectory(test)
add_subdirectory(src/tools)
add_subdirectory(pcrf_test)
##############################################################################
set(CPACK_GENERATOR "RPM")
set(CPACK_RPM_COMPONENT_INSTALL ON)
#Version
# Version
if (NOT "$ENV{BUILD_NUMBER}" STREQUAL "")
set(CPACK_PACKAGE_RELEASE $ENV{BUILD_NUMBER})
else ()
if (NOT "$ENV{CI_PIPELINE_ID}" STREQUAL "")
set(CPACK_PACKAGE_RELEASE $ENV{CI_PIPELINE_ID})
else ()
set(CPACK_PACKAGE_RELEASE 1)
endif ()
endif ()
set(CPACK_PACKAGE_RELEASE $ENV{BUILD_NUMBER})
else()
if (NOT "$ENV{CI_PIPELINE_ID}" STREQUAL "")
set(CPACK_PACKAGE_RELEASE $ENV{CI_PIPELINE_ID})
else()
set(CPACK_PACKAGE_RELEASE 1)
endif()
endif()
set(CPACK_RPM_PACKAGE_RELEASE ${CPACK_PACKAGE_RELEASE})
set(CPACK_PACKAGE_VERSION ${MDBX_VERSION_STRING})
@ -174,12 +172,12 @@ set(CPACK_RPM_mdbx_FILE_NAME "${CPACK_RPM_mdbx_PACKAGE_NAME}-${CPACK_PACKAGE_VER
set(CPACK_RPM_mdbx-devel_FILE_NAME "${CPACK_RPM_mdbx-devel_PACKAGE_NAME}-${CPACK_PACKAGE_VERSION_FULL}.${CPACK_RPM_PACKAGE_ARCHITECTURE}.rpm")
set(CPACK_RPM_EXCLUDE_FROM_AUTO_FILELIST_ADDITION
/usr/local
/usr/local/bin
/usr/local/lib64
/usr/local/include
/usr/local/man
/usr/local/man/man1
)
/usr/local
/usr/local/bin
/usr/local/lib64
/usr/local/include
/usr/local/man
/usr/local/man/man1
)
include(CPack)

5
libmdbx.files
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@ -1,3 +1,8 @@
CMakeLists.txt
pcrf_test/CMakeLists.txt
src/tools/CMakeLists.txt
test/CMakeLists.txt
tutorial/CMakeLists.txt
tutorial/sample-mdbx.c
AUTHORS
LICENSE

2
libmdbx.includes
View File

@ -2,3 +2,5 @@
src
src/tools
test
pcrf_test
tutorial

8
pcrf_test/CMakeLists.txt
View File

@ -1,11 +1,7 @@
set(TARGET pcrf_test)
project(${TARGET})
add_executable(${TARGET}
pcrf_test.c
)
add_executable(${TARGET} pcrf_test.c)
target_link_libraries(${TARGET}
mdbx
)
target_link_libraries(${TARGET} mdbx)

566
pcrf_test/pcrf_test.c
View File

@ -1,6 +1,7 @@
/*
* Copyright 2016-2017 Leonid Yuriev <leo@yuriev.ru>.
* Copyright 2015 Vladimir Romanov <https://www.linkedin.com/in/vladimirromanov>, Yota Lab.
* Copyright 2015 Vladimir Romanov
* <https://www.linkedin.com/in/vladimirromanov>, Yota Lab.
*
* This file is part of libmdbx.
*
@ -18,20 +19,22 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <sys/time.h>
#include <sys/stat.h>
#include <sys/time.h>
#include "mdbx.h"
#include <assert.h>
#include <inttypes.h>
#include <limits.h>
#include <stddef.h>
#include <string.h>
#include <stdio.h>
#include <stdint.h>
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#include "mdbx.h"
#include <inttypes.h>
#include <string.h>
#define IP_PRINTF_ARG_HOST(addr) (int)((addr) >> 24), (int)((addr) >> 16 & 0xff), (int)((addr) >> 8 & 0xff), (int)((addr) & 0xff)
#define IP_PRINTF_ARG_HOST(addr) \
(int)((addr) >> 24), (int)((addr) >> 16 & 0xff), (int)((addr) >> 8 & 0xff), \
(int)((addr)&0xff)
char opt_db_path[PATH_MAX] = "/root/lmdbx_bench2";
static MDBX_env *env;
@ -48,266 +51,283 @@ int64_t mdbx_data_size = 0;
int64_t mdbx_key_size = 0;
typedef struct {
char session_id1[100];
char session_id2[100];
char ip[20];
uint8_t fill[100];
char session_id1[100];
char session_id2[100];
char ip[20];
uint8_t fill[100];
} session_data_t;
typedef struct {
int64_t obj_id;
int8_t event_type;
int64_t obj_id;
int8_t event_type;
} __attribute__((__packed__)) event_data_t;
static void add_id_to_pool(int64_t id) {
ids[ids_count] = id;
ids_count++;
ids[ids_count] = id;
ids_count++;
}
static inline int64_t getClockUs(void) {
struct timespec val;
struct timespec val;
#ifdef CYGWIN
clock_gettime(CLOCK_REALTIME, &val);
clock_gettime(CLOCK_REALTIME, &val);
#else
clock_gettime(CLOCK_MONOTONIC, &val);
clock_gettime(CLOCK_MONOTONIC, &val);
#endif
return val.tv_sec * ((int64_t) 1000000) + val.tv_nsec / 1000;
return val.tv_sec * ((int64_t)1000000) + val.tv_nsec / 1000;
}
static int64_t get_id_from_pool() {
if (ids_count == 0) {
return -1;
}
int32_t index = rand() % ids_count;
int64_t id = ids[index];
ids[index] = ids[ids_count - 1];
ids_count--;
return id;
if (ids_count == 0) {
return -1;
}
int32_t index = rand() % ids_count;
int64_t id = ids[index];
ids[index] = ids[ids_count - 1];
ids_count--;
return id;
}
#define MDBX_CHECK(x) \
do {\
const int rc = (x);\
if ( rc != MDBX_SUCCESS ) {\
printf("Error [%d] %s in %s at %s:%d\n", rc, mdbx_strerror(rc), #x, __FILE__, __LINE__); \
exit(EXIT_FAILURE); \
}\
} while(0)
#define MDBX_CHECK(x) \
do { \
const int rc = (x); \
if (rc != MDBX_SUCCESS) { \
printf("Error [%d] %s in %s at %s:%d\n", rc, mdbx_strerror(rc), #x, \
__FILE__, __LINE__); \
exit(EXIT_FAILURE); \
} \
} while (0)
static void db_connect() {
MDBX_dbi dbi_session;
MDBX_dbi dbi_session_id;
MDBX_dbi dbi_event;
MDBX_dbi dbi_ip;
MDBX_dbi dbi_session;
MDBX_dbi dbi_session_id;
MDBX_dbi dbi_event;
MDBX_dbi dbi_ip;
MDBX_CHECK(mdbx_env_create(&env));
MDBX_CHECK(mdbx_env_set_mapsize(env, REC_COUNT * sizeof(session_data_t) * 10));
MDBX_CHECK(mdbx_env_set_maxdbs(env, 30));
MDBX_CHECK(mdbx_env_open(env, opt_db_path, MDBX_CREATE | MDBX_WRITEMAP | MDBX_MAPASYNC| MDBX_NOSYNC | MDBX_LIFORECLAIM, 0664));
MDBX_txn *txn;
MDBX_CHECK(mdbx_env_create(&env));
MDBX_CHECK(
mdbx_env_set_mapsize(env, REC_COUNT * sizeof(session_data_t) * 10));
MDBX_CHECK(mdbx_env_set_maxdbs(env, 30));
MDBX_CHECK(mdbx_env_open(env, opt_db_path,
MDBX_CREATE | MDBX_WRITEMAP | MDBX_MAPASYNC |
MDBX_NOSYNC | MDBX_LIFORECLAIM,
0664));
MDBX_txn *txn;
// transaction init
MDBX_CHECK(mdbx_txn_begin(env, NULL, 0, &txn));
// open database in read-write mode
MDBX_CHECK(mdbx_dbi_open(txn, "session", MDBX_CREATE, &dbi_session));
MDBX_CHECK(mdbx_dbi_open(txn, "session_id", MDBX_CREATE, &dbi_session_id));
MDBX_CHECK(mdbx_dbi_open(txn, "event", MDBX_CREATE, &dbi_event));
MDBX_CHECK(mdbx_dbi_open(txn, "ip", MDBX_CREATE, &dbi_ip));
// transaction commit
MDBX_CHECK(mdbx_txn_commit(txn));
printf("Connection open\n");
// transaction init
MDBX_CHECK(mdbx_txn_begin(env, NULL, 0, &txn));
// open database in read-write mode
MDBX_CHECK(mdbx_dbi_open(txn, "session", MDBX_CREATE, &dbi_session));
MDBX_CHECK(mdbx_dbi_open(txn, "session_id", MDBX_CREATE, &dbi_session_id));
MDBX_CHECK(mdbx_dbi_open(txn, "event", MDBX_CREATE, &dbi_event));
MDBX_CHECK(mdbx_dbi_open(txn, "ip", MDBX_CREATE, &dbi_ip));
// transaction commit
MDBX_CHECK(mdbx_txn_commit(txn));
printf("Connection open\n");
}
static void create_record(int64_t record_id) {
MDBX_dbi dbi_session;
MDBX_dbi dbi_session_id;
MDBX_dbi dbi_event;
MDBX_dbi dbi_ip;
event_data_t event;
MDBX_txn *txn;
session_data_t data;
// transaction init
snprintf(data.session_id1, sizeof(data.session_id1), "prefix%02ld_%02ld.fill.fill.fill.fill.fill.fill;%ld",
record_id % 3 + 1, record_id % 9 + 1, record_id);
snprintf(data.session_id2, sizeof(data.session_id2), "dprefix%ld;%ld.fill.fill.;suffix", record_id,
record_id % 1000000000 + 99999);
snprintf(data.ip, sizeof(data.ip), "%d.%d.%d.%d", IP_PRINTF_ARG_HOST(record_id & 0xFFFFFFFF));
event.obj_id = record_id;
event.event_type = 1;
MDBX_dbi dbi_session;
MDBX_dbi dbi_session_id;
MDBX_dbi dbi_event;
MDBX_dbi dbi_ip;
event_data_t event;
MDBX_txn *txn;
session_data_t data;
// transaction init
snprintf(data.session_id1, sizeof(data.session_id1),
"prefix%02ld_%02ld.fill.fill.fill.fill.fill.fill;%ld",
record_id % 3 + 1, record_id % 9 + 1, record_id);
snprintf(data.session_id2, sizeof(data.session_id2),
"dprefix%ld;%ld.fill.fill.;suffix", record_id,
record_id % 1000000000 + 99999);
snprintf(data.ip, sizeof(data.ip), "%d.%d.%d.%d",
IP_PRINTF_ARG_HOST(record_id & 0xFFFFFFFF));
event.obj_id = record_id;
event.event_type = 1;
MDBX_val _session_id1_rec = {data.session_id1, strlen(data.session_id1)};
MDBX_val _session_id2_rec = {data.session_id2, strlen(data.session_id2)};
MDBX_val _ip_rec = {data.ip, strlen(data.ip)};
MDBX_val _obj_id_rec = {&record_id, sizeof(record_id)};
MDBX_val _data_rec = {&data, offsetof(session_data_t, fill) + (rand() % sizeof(data.fill))};
MDBX_val _event_rec = {&event, sizeof(event)};
MDBX_val _session_id1_rec = {data.session_id1, strlen(data.session_id1)};
MDBX_val _session_id2_rec = {data.session_id2, strlen(data.session_id2)};
MDBX_val _ip_rec = {data.ip, strlen(data.ip)};
MDBX_val _obj_id_rec = {&record_id, sizeof(record_id)};
MDBX_val _data_rec = {&data, offsetof(session_data_t, fill) +
(rand() % sizeof(data.fill))};
MDBX_val _event_rec = {&event, sizeof(event)};
uint64_t start = getClockUs();
MDBX_CHECK(mdbx_txn_begin(env, NULL, 0, &txn));
MDBX_CHECK(mdbx_dbi_open(txn, "session", MDBX_CREATE, &dbi_session));
MDBX_CHECK(mdbx_dbi_open(txn, "session_id", MDBX_CREATE, &dbi_session_id));
MDBX_CHECK(mdbx_dbi_open(txn, "event", MDBX_CREATE, &dbi_event));
MDBX_CHECK(mdbx_dbi_open(txn, "ip", MDBX_CREATE, &dbi_ip));
MDBX_CHECK(mdbx_put(txn, dbi_session, &_obj_id_rec, &_data_rec, MDBX_NOOVERWRITE | MDBX_NODUPDATA));
MDBX_CHECK(mdbx_put(txn, dbi_session_id, &_session_id1_rec, &_obj_id_rec, MDBX_NOOVERWRITE | MDBX_NODUPDATA));
MDBX_CHECK(mdbx_put(txn, dbi_session_id, &_session_id2_rec, &_obj_id_rec, MDBX_NOOVERWRITE | MDBX_NODUPDATA));
MDBX_CHECK(mdbx_put(txn, dbi_ip, &_ip_rec, &_obj_id_rec, 0));
MDBX_CHECK(mdbx_put(txn, dbi_event, &_event_rec, &_obj_id_rec, 0));
MDBX_CHECK(mdbx_txn_commit(txn));
uint64_t start = getClockUs();
MDBX_CHECK(mdbx_txn_begin(env, NULL, 0, &txn));
MDBX_CHECK(mdbx_dbi_open(txn, "session", MDBX_CREATE, &dbi_session));
MDBX_CHECK(mdbx_dbi_open(txn, "session_id", MDBX_CREATE, &dbi_session_id));
MDBX_CHECK(mdbx_dbi_open(txn, "event", MDBX_CREATE, &dbi_event));
MDBX_CHECK(mdbx_dbi_open(txn, "ip", MDBX_CREATE, &dbi_ip));
MDBX_CHECK(mdbx_put(txn, dbi_session, &_obj_id_rec, &_data_rec,
MDBX_NOOVERWRITE | MDBX_NODUPDATA));
MDBX_CHECK(mdbx_put(txn, dbi_session_id, &_session_id1_rec, &_obj_id_rec,
MDBX_NOOVERWRITE | MDBX_NODUPDATA));
MDBX_CHECK(mdbx_put(txn, dbi_session_id, &_session_id2_rec, &_obj_id_rec,
MDBX_NOOVERWRITE | MDBX_NODUPDATA));
MDBX_CHECK(mdbx_put(txn, dbi_ip, &_ip_rec, &_obj_id_rec, 0));
MDBX_CHECK(mdbx_put(txn, dbi_event, &_event_rec, &_obj_id_rec, 0));
MDBX_CHECK(mdbx_txn_commit(txn));
mdbx_data_size += (_data_rec.iov_len + _obj_id_rec.iov_len * 4);
mdbx_key_size += (_obj_id_rec.iov_len + _session_id1_rec.iov_len + _session_id2_rec.iov_len + _ip_rec.iov_len +
_event_rec.iov_len);
mdbx_data_size += (_data_rec.iov_len + _obj_id_rec.iov_len * 4);
mdbx_key_size +=
(_obj_id_rec.iov_len + _session_id1_rec.iov_len +
_session_id2_rec.iov_len + _ip_rec.iov_len + _event_rec.iov_len);
// transaction commit
mdbx_add_count++;
mdbx_add_time += (getClockUs() - start);
// transaction commit
mdbx_add_count++;
mdbx_add_time += (getClockUs() - start);
}
static void delete_record(int64_t record_id) {
MDBX_dbi dbi_session;
MDBX_dbi dbi_session_id;
MDBX_dbi dbi_event;
MDBX_dbi dbi_ip;
event_data_t event;
MDBX_txn *txn;
MDBX_dbi dbi_session;
MDBX_dbi dbi_session_id;
MDBX_dbi dbi_event;
MDBX_dbi dbi_ip;
event_data_t event;
MDBX_txn *txn;
// transaction init
uint64_t start = getClockUs();
MDBX_CHECK(mdbx_txn_begin(env, NULL, 0, &txn));
// open database in read-write mode
MDBX_CHECK(mdbx_dbi_open(txn, "session", MDBX_CREATE, &dbi_session));
MDBX_CHECK(mdbx_dbi_open(txn, "session_id", MDBX_CREATE, &dbi_session_id));
MDBX_CHECK(mdbx_dbi_open(txn, "event", MDBX_CREATE, &dbi_event));
MDBX_CHECK(mdbx_dbi_open(txn, "ip", MDBX_CREATE, &dbi_ip));
// put data
MDBX_val _obj_id_rec = {&record_id, sizeof(record_id)};
MDBX_val _data_rec;
// get data
MDBX_CHECK(mdbx_get(txn, dbi_session, &_obj_id_rec, &_data_rec));
session_data_t *data = (session_data_t *) _data_rec.iov_base;
// transaction init
uint64_t start = getClockUs();
MDBX_CHECK(mdbx_txn_begin(env, NULL, 0, &txn));
// open database in read-write mode
MDBX_CHECK(mdbx_dbi_open(txn, "session", MDBX_CREATE, &dbi_session));
MDBX_CHECK(mdbx_dbi_open(txn, "session_id", MDBX_CREATE, &dbi_session_id));
MDBX_CHECK(mdbx_dbi_open(txn, "event", MDBX_CREATE, &dbi_event));
MDBX_CHECK(mdbx_dbi_open(txn, "ip", MDBX_CREATE, &dbi_ip));
// put data
MDBX_val _obj_id_rec = {&record_id, sizeof(record_id)};
MDBX_val _data_rec;
// get data
MDBX_CHECK(mdbx_get(txn, dbi_session, &_obj_id_rec, &_data_rec));
session_data_t *data = (session_data_t *)_data_rec.iov_base;
MDBX_val _session_id1_rec = {data->session_id1, strlen(data->session_id1)};
MDBX_val _session_id2_rec = {data->session_id2, strlen(data->session_id2)};
MDBX_val _ip_rec = {data->ip, strlen(data->ip)};
MDBX_CHECK(mdbx_del(txn, dbi_session_id, &_session_id1_rec, NULL));
MDBX_CHECK(mdbx_del(txn, dbi_session_id, &_session_id2_rec, NULL));
MDBX_CHECK(mdbx_del(txn, dbi_ip, &_ip_rec, NULL));
event.obj_id = record_id;
event.event_type = 1;
MDBX_val _event_rec = {&event, sizeof(event)};
MDBX_CHECK(mdbx_del(txn, dbi_event, &_event_rec, NULL));
MDBX_CHECK(mdbx_del(txn, dbi_session, &_obj_id_rec, NULL));
MDBX_val _session_id1_rec = {data->session_id1, strlen(data->session_id1)};
MDBX_val _session_id2_rec = {data->session_id2, strlen(data->session_id2)};
MDBX_val _ip_rec = {data->ip, strlen(data->ip)};
MDBX_CHECK(mdbx_del(txn, dbi_session_id, &_session_id1_rec, NULL));
MDBX_CHECK(mdbx_del(txn, dbi_session_id, &_session_id2_rec, NULL));
MDBX_CHECK(mdbx_del(txn, dbi_ip, &_ip_rec, NULL));
event.obj_id = record_id;
event.event_type = 1;
MDBX_val _event_rec = {&event, sizeof(event)};
MDBX_CHECK(mdbx_del(txn, dbi_event, &_event_rec, NULL));
MDBX_CHECK(mdbx_del(txn, dbi_session, &_obj_id_rec, NULL));
mdbx_data_size -= (_data_rec.iov_len + _obj_id_rec.iov_len * 4);
mdbx_key_size -= (_obj_id_rec.iov_len + _session_id1_rec.iov_len + _session_id2_rec.iov_len + _ip_rec.iov_len +
_event_rec.iov_len);
mdbx_data_size -= (_data_rec.iov_len + _obj_id_rec.iov_len * 4);
mdbx_key_size -=
(_obj_id_rec.iov_len + _session_id1_rec.iov_len +
_session_id2_rec.iov_len + _ip_rec.iov_len + _event_rec.iov_len);
// transaction commit
MDBX_CHECK(mdbx_txn_commit(txn));
mdbx_del_count++;
mdbx_del_time += (getClockUs() - start);
// transaction commit
MDBX_CHECK(mdbx_txn_commit(txn));
mdbx_del_count++;
mdbx_del_time += (getClockUs() - start);
}
static void db_disconnect() {
mdbx_env_close(env);
printf("Connection closed\n");
mdbx_env_close(env);
printf("Connection closed\n");
}
static void get_db_stat(const char *db, int64_t *ms_branch_pages, int64_t *ms_leaf_pages) {
MDBX_txn *txn;
MDBX_stat stat;
MDBX_dbi dbi;
static void get_db_stat(const char *db, int64_t *ms_branch_pages,
int64_t *ms_leaf_pages) {
MDBX_txn *txn;
MDBX_stat stat;
MDBX_dbi dbi;
MDBX_CHECK(mdbx_txn_begin(env, NULL, MDBX_RDONLY, &txn));
MDBX_CHECK(mdbx_dbi_open(txn, db, MDBX_CREATE, &dbi));
MDBX_CHECK(mdbx_dbi_stat(txn, dbi, &stat, sizeof(stat)));
mdbx_txn_abort(txn);
printf("%15s | %15ld | %5u | %10ld | %10ld | %11ld |\n",
db,
stat.ms_branch_pages,
stat.ms_depth,
stat.ms_entries,
stat.ms_leaf_pages,
stat.ms_overflow_pages);
(*ms_branch_pages) += stat.ms_branch_pages;
(*ms_leaf_pages) += stat.ms_leaf_pages;
MDBX_CHECK(mdbx_txn_begin(env, NULL, MDBX_RDONLY, &txn));
MDBX_CHECK(mdbx_dbi_open(txn, db, MDBX_CREATE, &dbi));
MDBX_CHECK(mdbx_dbi_stat(txn, dbi, &stat, sizeof(stat)));
mdbx_txn_abort(txn);
printf("%15s | %15ld | %5u | %10ld | %10ld | %11ld |\n", db,
stat.ms_branch_pages, stat.ms_depth, stat.ms_entries,
stat.ms_leaf_pages, stat.ms_overflow_pages);
(*ms_branch_pages) += stat.ms_branch_pages;
(*ms_leaf_pages) += stat.ms_leaf_pages;
}
static void periodic_stat(void) {
int64_t ms_branch_pages = 0;
int64_t ms_leaf_pages = 0;
MDBX_stat mst;
MDBX_envinfo mei;
MDBX_CHECK(mdbx_env_stat(env, &mst, sizeof(mst)));
MDBX_CHECK(mdbx_env_info(env, &mei, sizeof(mei)));
printf("Environment Info\n");
printf(" Pagesize: %u\n", mst.ms_psize);
if (mei.mi_geo.lower != mei.mi_geo.upper) {
printf(" Dynamic datafile: %" PRIu64 "..%" PRIu64 " bytes (+%" PRIu64
"/-%" PRIu64 "), %" PRIu64 "..%" PRIu64 " pages (+%" PRIu64
"/-%" PRIu64 ")\n",
mei.mi_geo.lower, mei.mi_geo.upper, mei.mi_geo.grow,
mei.mi_geo.shrink, mei.mi_geo.lower / mst.ms_psize,
mei.mi_geo.upper / mst.ms_psize, mei.mi_geo.grow / mst.ms_psize,
mei.mi_geo.shrink / mst.ms_psize);
printf(" Current datafile: %" PRIu64 " bytes, %" PRIu64 " pages\n",
mei.mi_geo.current, mei.mi_geo.current / mst.ms_psize);
} else {
printf(" Fixed datafile: %" PRIu64 " bytes, %" PRIu64 " pages\n",
mei.mi_geo.current, mei.mi_geo.current / mst.ms_psize);
}
printf(" Current mapsize: %" PRIu64 " bytes, %" PRIu64 " pages \n",
mei.mi_mapsize, mei.mi_mapsize / mst.ms_psize);
printf(" Number of pages used: %" PRIu64 "\n", mei.mi_last_pgno + 1);
printf(" Last transaction ID: %" PRIu64 "\n", mei.mi_recent_txnid);
printf(" Tail transaction ID: %" PRIu64 " (%" PRIi64 ")\n",
mei.mi_latter_reader_txnid,
mei.mi_latter_reader_txnid - mei.mi_recent_txnid);
printf(" Max readers: %u\n", mei.mi_maxreaders);
printf(" Number of readers used: %u\n", mei.mi_numreaders);
int64_t ms_branch_pages = 0;
int64_t ms_leaf_pages = 0;
MDBX_stat mst;
MDBX_envinfo mei;
MDBX_CHECK(mdbx_env_stat(env, &mst, sizeof(mst)));
MDBX_CHECK(mdbx_env_info(env, &mei, sizeof(mei)));
printf("Environment Info\n");
printf(" Pagesize: %u\n", mst.ms_psize);
if (mei.mi_geo.lower != mei.mi_geo.upper) {
printf(" Dynamic datafile: %" PRIu64 "..%" PRIu64 " bytes (+%" PRIu64
"/-%" PRIu64 "), %" PRIu64 "..%" PRIu64 " pages (+%" PRIu64
"/-%" PRIu64 ")\n",
mei.mi_geo.lower, mei.mi_geo.upper, mei.mi_geo.grow,
mei.mi_geo.shrink, mei.mi_geo.lower / mst.ms_psize,
mei.mi_geo.upper / mst.ms_psize, mei.mi_geo.grow / mst.ms_psize,
mei.mi_geo.shrink / mst.ms_psize);
printf(" Current datafile: %" PRIu64 " bytes, %" PRIu64 " pages\n",
mei.mi_geo.current, mei.mi_geo.current / mst.ms_psize);
} else {
printf(" Fixed datafile: %" PRIu64 " bytes, %" PRIu64 " pages\n",
mei.mi_geo.current, mei.mi_geo.current / mst.ms_psize);
}
printf(" Current mapsize: %" PRIu64 " bytes, %" PRIu64 " pages \n",
mei.mi_mapsize, mei.mi_mapsize / mst.ms_psize);
printf(" Number of pages used: %" PRIu64 "\n", mei.mi_last_pgno + 1);
printf(" Last transaction ID: %" PRIu64 "\n", mei.mi_recent_txnid);
printf(" Tail transaction ID: %" PRIu64 " (%" PRIi64 ")\n",
mei.mi_latter_reader_txnid,
mei.mi_latter_reader_txnid - mei.mi_recent_txnid);
printf(" Max readers: %u\n", mei.mi_maxreaders);
printf(" Number of readers used: %u\n", mei.mi_numreaders);
printf(" Name | ms_branch_pages | depth | entries | leaf_pages | overf_pages |\n");
get_db_stat("session", &ms_branch_pages, &ms_leaf_pages);
get_db_stat("session_id", &ms_branch_pages, &ms_leaf_pages);
get_db_stat("event", &ms_branch_pages, &ms_leaf_pages);
get_db_stat("ip", &ms_branch_pages, &ms_leaf_pages);
printf("%15s | %15ld | %5s | %10s | %10ld | %11s |\n", "", ms_branch_pages, "", "", ms_leaf_pages, "");
printf(" Name | ms_branch_pages | depth | entries | leaf_pages "
"| overf_pages |\n");
get_db_stat("session", &ms_branch_pages, &ms_leaf_pages);
get_db_stat("session_id", &ms_branch_pages, &ms_leaf_pages);
get_db_stat("event", &ms_branch_pages, &ms_leaf_pages);
get_db_stat("ip", &ms_branch_pages, &ms_leaf_pages);
printf("%15s | %15ld | %5s | %10s | %10ld | %11s |\n", "", ms_branch_pages,
"", "", ms_leaf_pages, "");
static int64_t prev_add_count;
static int64_t prev_del_count;
static uint64_t prev_add_time;
static uint64_t prev_del_time;
static int64_t t = -1;
if (t > 0) {
int64_t delta = (getClockUs() - t);
printf("CPS: add %ld, delete %ld, items processed - %ldK data=%ldK key=%ldK\n",
(mdbx_add_count - prev_add_count) * 1000000 / delta, (mdbx_del_count - prev_del_count) * 1000000 / delta,
obj_id / 1024, mdbx_data_size / 1024, mdbx_key_size / 1024);
printf("usage data=%ld%%",
((mdbx_data_size + mdbx_key_size) * 100) / ((ms_leaf_pages + ms_branch_pages) * 4096));
if (prev_add_time != mdbx_add_time) {
printf(" Add : %ld c/s", (mdbx_add_count - prev_add_count) * 1000000 / (mdbx_add_time - prev_add_time));
}
if (prev_del_time != mdbx_del_time) {
printf(" Del : %ld c/s", (mdbx_del_count - prev_del_count) * 1000000 / (mdbx_del_time - prev_del_time));
}
if (mdbx_add_time) {
printf(" tAdd : %ld c/s", mdbx_add_count * 1000000 / mdbx_add_time);
}
if (mdbx_del_time) {
printf(" tDel : %ld c/s", mdbx_del_count * 1000000 / mdbx_del_time);
}
puts("");
static int64_t prev_add_count;
static int64_t prev_del_count;
static uint64_t prev_add_time;
static uint64_t prev_del_time;
static int64_t t = -1;
if (t > 0) {
int64_t delta = (getClockUs() - t);
printf(
"CPS: add %ld, delete %ld, items processed - %ldK data=%ldK key=%ldK\n",
(mdbx_add_count - prev_add_count) * 1000000 / delta,
(mdbx_del_count - prev_del_count) * 1000000 / delta, obj_id / 1024,
mdbx_data_size / 1024, mdbx_key_size / 1024);
printf("usage data=%ld%%", ((mdbx_data_size + mdbx_key_size) * 100) /
((ms_leaf_pages + ms_branch_pages) * 4096));
if (prev_add_time != mdbx_add_time) {
printf(" Add : %ld c/s", (mdbx_add_count - prev_add_count) * 1000000 /
(mdbx_add_time - prev_add_time));
}
t = getClockUs();
prev_add_count = mdbx_add_count;
prev_del_count = mdbx_del_count;
prev_add_time = mdbx_add_time;
prev_del_time = mdbx_del_time;
if (prev_del_time != mdbx_del_time) {
printf(" Del : %ld c/s", (mdbx_del_count - prev_del_count) * 1000000 /
(mdbx_del_time - prev_del_time));
}
if (mdbx_add_time) {
printf(" tAdd : %ld c/s", mdbx_add_count * 1000000 / mdbx_add_time);
}
if (mdbx_del_time) {
printf(" tDel : %ld c/s", mdbx_del_count * 1000000 / mdbx_del_time);
}
puts("");
}
t = getClockUs();
prev_add_count = mdbx_add_count;
prev_del_count = mdbx_del_count;
prev_add_time = mdbx_add_time;
prev_del_time = mdbx_del_time;
}
//static void periodic_add_rec() {
// static void periodic_add_rec() {
// for (int i = 0; i < 10240; i++) {
// if (ids_count <= REC_COUNT) {
// int64_t id = obj_id++;
@ -323,62 +343,62 @@ static void periodic_stat(void) {
//}
int main(int argc, char **argv) {
(void) argc;
(void) argv;
(void)argc;
(void)argv;
char filename[PATH_MAX];
char filename[PATH_MAX];
int i;
mkdir(opt_db_path, 0775);
strcpy(filename, opt_db_path);
strcat(filename, "/mdbx.dat");
remove(filename);
strcpy(filename, opt_db_path);
strcat(filename, "/mdbx.lck");
remove(filename);
puts("Open DB...");
db_connect();
puts("Create data...");
int64_t t = getClockUs();
for (i = 0; i < REC_COUNT; i++) {
int64_t id = obj_id++;
create_record(id);
add_id_to_pool(id);
if (i % 1000 == 0) {
int64_t now = getClockUs();
if ((now - t) > 1000000L) {
periodic_stat();
t = now;
}
}
}
periodic_stat();
while (1) {
int i;
mkdir(opt_db_path, 0775);
strcpy(filename, opt_db_path);
strcat(filename, "/mdbx.dat");
remove(filename);
strcpy(filename, opt_db_path);
strcat(filename, "/mdbx.lck");
remove(filename);
puts("Open DB...");
db_connect();
puts("Create data...");
int64_t t = getClockUs();
for (i = 0; i < REC_COUNT; i++) {
int64_t id = obj_id++;
create_record(id);
add_id_to_pool(id);
if (i%1000==0) {
int64_t now = getClockUs();
if ((now - t) > 1000000L) {
periodic_stat();
t = now;
}
}
for (i = 0; i < 1000; i++) {
int64_t id = obj_id++;
create_record(id);
add_id_to_pool(id);
id = get_id_from_pool();
delete_record(id);
}
periodic_stat();
while (1) {
int i;
for (i = 0; i < 1000; i++) {
int64_t id = obj_id++;
create_record(id);
add_id_to_pool(id);
id = get_id_from_pool();
delete_record(id);
}
// for (i = 0; i < 50; i++) {
// int64_t id = obj_id++;
// create_record(id);
// add_id_to_pool(id);
// }
//int64_t id = obj_id++;
//create_record(id);
//add_id_to_pool(id);
int64_t now = getClockUs();
if ((now - t) > 10000000L) {
periodic_stat();
t = now;
}
// for (i = 0; i < 50; i++) {
// int64_t id = obj_id++;
// create_record(id);
// add_id_to_pool(id);
// }
// int64_t id = obj_id++;
// create_record(id);
// add_id_to_pool(id);
int64_t now = getClockUs();
if ((now - t) > 10000000L) {
periodic_stat();
t = now;
}
db_disconnect();
return 0;
}
db_disconnect();
return 0;
}

32
src/tools/CMakeLists.txt
View File

@ -1,23 +1,19 @@
project(mdbx_tools)
set(MDBX_TOOLS
mdbx_chk
mdbx_copy
mdbx_dump
mdbx_load
mdbx_stat
)
mdbx_chk
mdbx_copy
mdbx_dump
mdbx_load
mdbx_stat
)
foreach (D_FILE ${MDBX_TOOLS})
add_executable(${D_FILE}
${D_FILE}.c
)
foreach (TOOL ${MDBX_TOOLS})
add_executable(${TOOL} ${TOOL}.c)
target_link_libraries(${D_FILE}
mdbx
)
install(TARGETS ${D_FILE} DESTINATION ${CMAKE_INSTALL_PREFIX}/bin COMPONENT mdbx)
if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/${D_FILE}.1)
install(FILES ${D_FILE}.1 DESTINATION ${CMAKE_INSTALL_PREFIX}/man/man1 COMPONENT mdbx)
endif()
endforeach ()
target_link_libraries(${TOOL} mdbx)
install(TARGETS ${TOOL} DESTINATION ${CMAKE_INSTALL_PREFIX}/bin COMPONENT mdbx)
if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/${TOOL}.1)
install(FILES ${TOOL}.1 DESTINATION ${CMAKE_INSTALL_PREFIX}/man/man1 COMPONENT mdbx)
endif()
endforeach()

8
tutorial/CMakeLists.txt
View File

@ -1,11 +1,7 @@
set(TARGET mdbx_tutorial)
project(${TARGET})
add_executable(${TARGET}
sample-mdbx.c
)
add_executable(${TARGET} sample-mdbx.c)
target_link_libraries(${TARGET}
mdbx
)
target_link_libraries(${TARGET} mdbx)