Merge pull request #31 from volt-software/dev

Implement etcd v2 API, various improvements

.github/workflows/cmake.yml

@@ -36,13 +36,13 @@ jobs:
       if: ${{matrix.sanitizer == 'asan'}}
       # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
       # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
-      run: CXX=${{matrix.compiler}} cmake -GNinja -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{matrix.opts}} -DICHOR_USE_SPDLOG=${{matrix.spdlog}} -DICHOR_USE_ABSEIL=${{matrix.absl}} -DICHOR_SERIALIZATION_FRAMEWORK=BOOST_JSON -DICHOR_USE_BOOST_BEAST=ON -DICHOR_USE_SDEVENT=ON -DICHOR_USE_MOLD=OFF
+      run: CXX=${{matrix.compiler}} cmake -GNinja -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{matrix.opts}} -DICHOR_USE_SPDLOG=${{matrix.spdlog}} -DICHOR_USE_ABSEIL=${{matrix.absl}} -DICHOR_USE_BOOST_BEAST=ON -DICHOR_USE_SDEVENT=ON -DICHOR_USE_MOLD=OFF
 
     - name: "Configure CMake (spdlog:${{matrix.spdlog}}, tsan)"
       if: ${{matrix.sanitizer == 'tsan'}}
       # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.
       # See https://cmake.org/cmake/help/latest/variable/CMAKE_BUILD_TYPE.html?highlight=cmake_build_type
-      run: CXX=${{matrix.compiler}} cmake -GNinja -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{matrix.opts}} -DICHOR_USE_SPDLOG=${{matrix.spdlog}} -DICHOR_USE_ABSEIL=${{matrix.absl}} -DICHOR_SERIALIZATION_FRAMEWORK=RAPIDJSON -DICHOR_USE_BOOST_BEAST=ON -DICHOR_USE_SDEVENT=ON -DICHOR_USE_SANITIZERS=OFF -DICHOR_USE_THREAD_SANITIZER=ON -DICHOR_USE_MOLD=OFF
+      run: CXX=${{matrix.compiler}} cmake -GNinja -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{matrix.opts}} -DICHOR_USE_SPDLOG=${{matrix.spdlog}} -DICHOR_USE_ABSEIL=${{matrix.absl}} -DICHOR_USE_BOOST_BEAST=ON -DICHOR_USE_SDEVENT=ON -DICHOR_USE_SANITIZERS=OFF -DICHOR_USE_THREAD_SANITIZER=ON -DICHOR_USE_MOLD=OFF
 
     - name: Build
       # Build your program with the given configuration
@@ -56,5 +56,5 @@ jobs:
 
     - name: Examples
       working-directory: ${{github.workspace}}/bin
-      run: ../bin/ichor_http_example && ../bin/ichor_multithreaded_example && ../bin/ichor_optional_dependency_example && ../bin/ichor_serializer_example && ../bin/ichor_tcp_example && ../bin/ichor_timer_example && ../bin/ichor_tracker_example && ../bin/ichor_websocket_example && ../bin/ichor_websocket_example -t4 && ../bin/ichor_yielding_timer_example
+      run: ../bin/ichor_etcd_example && ../bin/ichor_http_example && ../bin/ichor_multithreaded_example && ../bin/ichor_optional_dependency_example && ../bin/ichor_serializer_example && ../bin/ichor_tcp_example && ../bin/ichor_timer_example && ../bin/ichor_tracker_example && ../bin/ichor_websocket_example && ../bin/ichor_websocket_example -t4 && ../bin/ichor_yielding_timer_example && ../bin/ichor_event_statistics_example
 

.github/workflows/coverage.yml

@@ -24,7 +24,7 @@ jobs:
       run: echo "/opt/gcc-11.3/bin" >> $GITHUB_PATH
 
     - name: "Configure CMake"
-      run: cmake -GNinja -B ${{github.workspace}}/build-coverage -DCMAKE_BUILD_TYPE=Debug -DICHOR_SERIALIZATION_FRAMEWORK=RAPIDJSON -DICHOR_USE_BOOST_BEAST=ON -DICHOR_BUILD_COVERAGE=ON -DICHOR_USE_SANITIZERS=OFF -DICHOR_BUILD_BENCHMARKS=OFF
+      run: cmake -GNinja -B ${{github.workspace}}/build-coverage -DCMAKE_BUILD_TYPE=Debug -DICHOR_USE_BOOST_BEAST=ON -DICHOR_BUILD_COVERAGE=ON -DICHOR_USE_HIREDIS=ON -DICHOR_USE_SANITIZERS=OFF -DICHOR_BUILD_BENCHMARKS=OFF
 
     - name: Build
       run: cmake --build ${{github.workspace}}/build-coverage --config Debug
@@ -35,8 +35,8 @@ jobs:
 
     - name: Examples
       working-directory: ${{github.workspace}}/bin
-      run: ../bin/ichor_http_example && ../bin/ichor_multithreaded_example && ../bin/ichor_optional_dependency_example && ../bin/ichor_serializer_example && ../bin/ichor_tcp_example && ../bin/ichor_timer_example && ../bin/ichor_tracker_example && ../bin/ichor_websocket_example && ../bin/ichor_yielding_timer_example
+      run: ../bin/ichor_etcd_example && ../bin/ichor_http_example && ../bin/ichor_multithreaded_example && ../bin/ichor_optional_dependency_example && ../bin/ichor_serializer_example && ../bin/ichor_tcp_example && ../bin/ichor_timer_example && ../bin/ichor_tracker_example && ../bin/ichor_websocket_example && ../bin/ichor_yielding_timer_example && ../bin/ichor_event_statistics_example
 
     - name: coverage
       run: lcov --directory . --capture --output-file coverage.info && lcov --remove coverage.info '/usr/*' '/opt/*' '${{github.workspace}}/external/*' --output-file coverage.info && lcov --list coverage.info && codecov -f coverage.info
-      
+

.gitmodules

@@ -10,9 +10,9 @@
 	path = external/fmt
 	url = https://github.com/fmtlib/fmt.git
 	branch = 7.1.2
-[submodule "external/rapidjson"]
-	path = external/rapidjson
-	url = https://github.com/Tencent/rapidjson.git
 [submodule "external/mimalloc"]
 	path = external/mimalloc
 	url = https://github.com/microsoft/mimalloc.git
+[submodule "external/glaze"]
+	path = external/glaze
+	url = https://github.com/stephenberry/glaze.git

CMakeLists.txt

@@ -49,7 +49,6 @@ option(ICHOR_ENABLE_INTERNAL_COROUTINE_DEBUGGING "Add verbose logging of Ichor c
 option(ICHOR_ENABLE_INTERNAL_IO_DEBUGGING "Add verbose logging of Ichor I/O internals" OFF)
 option(ICHOR_BUILD_COVERAGE "Build ichor with coverage" OFF)
 option(ICHOR_USE_SPDLOG "Use spdlog as framework logging implementation" OFF)
-option(ICHOR_USE_ETCD "Add etcd services (may not work, not used much)" OFF)
 option(ICHOR_USE_BOOST_BEAST "Add boost asio and boost BEAST as dependencies" OFF)
 option(ICHOR_USE_SANITIZERS "Enable sanitizers, catching potential errors but slowing down compilation and execution speed" ON)
 cmake_dependent_option(ICHOR_USE_THREAD_SANITIZER "Enable thread sanitizer, catching potential threading errors but slowing down compilation and execution speed. Cannot be combined with ICHOR_USE_SANITIZERS" OFF "NOT WIN32" OFF)
@@ -88,17 +87,17 @@ endif()
 
 set(FMT_SOURCES ${ICHOR_EXTERNAL_DIR}/fmt/src/format.cc ${ICHOR_EXTERNAL_DIR}/fmt/src/os.cc)
 file(GLOB_RECURSE ICHOR_FRAMEWORK_SOURCES ${ICHOR_TOP_DIR}/src/ichor/*.cpp)
-file(GLOB_RECURSE ICHOR_OPTIONAL_ETCD_SOURCES ${ICHOR_TOP_DIR}/src/services/etcd/*.cpp ${ICHOR_TOP_DIR}/src/services/etcd/*.cc)
+file(GLOB_RECURSE ICHOR_OPTIONAL_ETCD_SOURCES ${ICHOR_TOP_DIR}/src/services/etcd/*.cpp)
 file(GLOB_RECURSE ICHOR_LOGGING_SOURCES ${ICHOR_TOP_DIR}/src/services/logging/*.cpp)
 file(GLOB_RECURSE ICHOR_NETWORK_SOURCES ${ICHOR_TOP_DIR}/src/services/network/*.cpp)
 file(GLOB_RECURSE ICHOR_METRICS_SOURCES ${ICHOR_TOP_DIR}/src/services/metrics/*.cpp)
 file(GLOB_RECURSE ICHOR_TIMER_SOURCES ${ICHOR_TOP_DIR}/src/services/timer/*.cpp)
-file(GLOB_RECURSE ICHOR_HIREDIS_SOURCES ${ICHOR_TOP_DIR}/src/services/redis/*.cpp)
+file(GLOB_RECURSE ICHOR_OPTIONAL_HIREDIS_SOURCES ${ICHOR_TOP_DIR}/src/services/redis/*.cpp)
 file(GLOB_RECURSE ICHOR_IO_SOURCES ${ICHOR_TOP_DIR}/src/services/io/*.cpp)
 
 file(GLOB SPDLOG_SOURCES ${ICHOR_EXTERNAL_DIR}/spdlog/src/*.cpp)
 
-add_library(ichor ${FMT_SOURCES} ${ICHOR_FRAMEWORK_SOURCES} ${ICHOR_LOGGING_SOURCES} ${ICHOR_NETWORK_SOURCES} ${ICHOR_METRICS_SOURCES} ${ICHOR_TIMER_SOURCES} ${ICHOR_HIREDIS_SOURCES} ${ICHOR_IO_SOURCES})
+add_library(ichor ${FMT_SOURCES} ${ICHOR_FRAMEWORK_SOURCES} ${ICHOR_LOGGING_SOURCES} ${ICHOR_NETWORK_SOURCES} ${ICHOR_METRICS_SOURCES} ${ICHOR_TIMER_SOURCES} ${ICHOR_IO_SOURCES})
 
 if(ICHOR_ENABLE_INTERNAL_DEBUGGING)
     target_compile_definitions(ichor PUBLIC ICHOR_ENABLE_INTERNAL_DEBUGGING)
@@ -122,22 +121,6 @@ if(ICHOR_USE_UGLY_HACK_EXCEPTION_CATCHING)
     target_compile_definitions(ichor PUBLIC ICHOR_USE_UGLY_HACK_EXCEPTION_CATCHING)
 endif()
 
-if(ICHOR_USE_ETCD)
-    find_package(Protobuf REQUIRED)
-    find_package(gRPC CONFIG)
-
-    if(NOT gRPC_FOUND)
-        find_package(PkgConfig REQUIRED)
-        pkg_search_module(GRPC REQUIRED grpc)
-        pkg_search_module(GRPCPP REQUIRED grpc++>=1.16.0)
-        set(ETCD_TARGET ${GRPC_LIBRARIES} ${GRPCPP_LIBRARIES} ${PROTOBUF_LIBRARIES})
-    else()
-        set(ETCD_TARGET gRPC::grpc++ ${PROTOBUF_LIBRARIES})
-    endif()
-
-    target_compile_definitions(ichor PUBLIC ICHOR_USE_ETCD)
-endif()
-
 if(ICHOR_USE_BOOST_BEAST)
     target_compile_definitions(ichor PUBLIC ICHOR_USE_BOOST_BEAST)
 endif()
@@ -152,9 +135,11 @@ endif()
 if(NOT WIN32)
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall -Wextra -Wshadow -Wnon-virtual-dtor -Wno-unused-variable -Wno-long-long -Wno-unused-parameter -Wnull-dereference -pedantic -Wformat -Wformat-security -Wcast-align -Woverloaded-virtual ")
     set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -pthread -ftemplate-backtrace-limit=0 ")
-    if(ICHOR_USE_HARDENING AND (CMAKE_BUILD_TYPE MATCHES DEBUG OR CMAKE_BUILD_TYPE MATCHES RELWITHDEBINFO))
+    if(ICHOR_USE_HARDENING AND (CMAKE_BUILD_TYPE MATCHES Debug OR CMAKE_BUILD_TYPE MATCHES RelWithDebInfo))
         # Enable runtime iterator debug checks (like checking two different iterators from different containers)
-        target_compile_definitions(ichor PUBLIC _GLIBCXX_CONCEPT_CHECKS _GLIBCXX_ASSERTIONS _GLIBCXX_DEBUG _GLIBCXX_DEBUG_PEDANTIC _GLIBCXX_SANITIZE_VECTOR _ITERATOR_DEBUG_LEVEL=2)
+        target_compile_definitions(ichor PUBLIC _GLIBCXX_ASSERTIONS _GLIBCXX_DEBUG _GLIBCXX_DEBUG_PEDANTIC _ITERATOR_DEBUG_LEVEL=2 _LIBCPP_DEBUG=1 _LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_DEBUG)
+    elseif(ICHOR_USE_HARDENING)
+        target_compile_definitions(ichor PUBLIC _GLIBCXX_ASSERTIONS _LIBCPP_HARDENING_MODE=_LIBCPP_HARDENING_MODE_FAST)
     endif()
     target_compile_definitions(ichor PUBLIC _FILE_OFFSET_BITS=64 _TIME_BITS=64)
 
@@ -171,8 +156,9 @@ else()
     target_compile_definitions(ichor PUBLIC NOMINMAX WIN32_LEAN_AND_MEAN )
 endif()
 
-# gcc added support for mold in version 12, but it throws catch off guard when using gcc, mold and sanitizers.
-if(ICHOR_USE_MOLD AND NOT CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+# gcc added support for mold in version 12, before that, the flag is ignored.
+# Note that with older versions of mold and early versions of gcc 12, issues with the tests have been observed. Please upgrade to the latest if you notice any issues.
+if(ICHOR_USE_MOLD)
     set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fuse-ld=mold ")
 endif()
 
@@ -227,7 +213,7 @@ if(ICHOR_USE_SANITIZERS)
 
         target_compile_options(ichor PUBLIC ${ICHOR_SANITIZE_OPTIONS} -fno-omit-frame-pointer)
         target_link_options(ichor PUBLIC ${ICHOR_SANITIZE_OPTIONS})
-        target_compile_definitions(ichor PUBLIC __SANITIZE_ADDRESS__)
+        target_compile_definitions(ichor PUBLIC __SANITIZE_ADDRESS__ _GLIBCXX_SANITIZE_VECTOR)
 
         # clang on OSX doesn't accept -no-pie for some reason
         if(NOT APPLE)
@@ -273,7 +259,7 @@ if(NOT DEFINED ICHOR_USE_SANITIZERS AND NOT DEFINED ICHOR_USE_THREAD_SANITIZER)
 endif()
 
 if(WIN32 AND ICHOR_USE_HARDENING)
-    if(CMAKE_BUILD_TYPE MATCHES DEBUG)
+    if(CMAKE_BUILD_TYPE MATCHES Debug)
         target_compile_options(ichor PUBLIC /RTCsu)
     endif()
     target_compile_options(ichor PUBLIC /GS /guard:cf)
@@ -282,7 +268,9 @@ elseif(ICHOR_USE_HARDENING)
     target_compile_options(ichor PUBLIC -fstack-protector-strong)
 
     if(NOT ICHOR_AARCH64)
-        target_compile_options(ichor PUBLIC -fcf-protection)
+        target_compile_options(ichor PUBLIC -fcf-protection=full)
+    else()
+        target_compile_options(ichor PUBLIC -mbranch-protection=standard)
     endif()
 
     # stack clash protection not available on OSX
@@ -361,11 +349,6 @@ if(ICHOR_USE_SPDLOG)
     target_sources(ichor PRIVATE ${SPDLOG_SOURCES})
 endif()
 
-if(ICHOR_USE_ETCD)
-    target_sources(ichor PRIVATE ${ICHOR_OPTIONAL_ETCD_SOURCES})
-    target_compile_definitions(ichor PUBLIC GOOGLE_PROTOBUF_NO_RTTI)
-endif()
-
 if(ICHOR_USE_SDEVENT)
     find_package(PkgConfig REQUIRED)
     pkg_check_modules(Systemd IMPORTED_TARGET GLOBAL libsystemd)
@@ -395,12 +378,17 @@ if(ICHOR_USE_BOOST_BEAST) #beast
         target_compile_definitions(ichor PUBLIC BOOST_ASIO_ENABLE_BUFFER_DEBUGGING)
     endif()
 
+    # Etcd implementation requires networking
+    target_sources(ichor PRIVATE ${ICHOR_OPTIONAL_ETCD_SOURCES})
+    target_compile_definitions(ichor PUBLIC ICHOR_USE_ETCD)
 endif()
 
 if(ICHOR_USE_HIREDIS)
     find_package(hiredis REQUIRED)
     target_link_libraries(ichor PUBLIC hiredis)
     target_compile_definitions(ichor PUBLIC ICHOR_USE_HIREDIS)
+
+    target_sources(ichor PRIVATE ${ICHOR_OPTIONAL_HIREDIS_SOURCES})
 endif()
 
 target_link_libraries(ichor PUBLIC ${CMAKE_THREAD_LIBS_INIT})
@@ -423,14 +411,9 @@ if(ICHOR_USE_SPDLOG)
 endif()
 
 target_include_directories(ichor PUBLIC
-        $<BUILD_INTERFACE:${ICHOR_EXTERNAL_DIR}/rapidjson/include>
+        $<BUILD_INTERFACE:${ICHOR_EXTERNAL_DIR}/glaze/include>
         $<INSTALL_INTERFACE:include/ichor/external>)
 
-if(ICHOR_USE_ETCD)
-    #necessary to get generator protobuf/grpc code to compile
-    target_include_directories(ichor PUBLIC "${ICHOR_TOP_DIR}/include/ichor/services/etcd")
-endif()
-
 # Detection for backward-cpp, works without external libraries on windows and apple
 # On linux, it still works without these libraries (on gcc + glibc at least), but provides less functionality.
 if(ICHOR_USE_BACKWARD AND NOT ICHOR_MUSL)
@@ -510,7 +493,7 @@ if(ICHOR_USE_SPDLOG)
             )
 endif()
 
-install(DIRECTORY "${CMAKE_SOURCE_DIR}/external/rapidjson/include/rapidjson" # source directory
+install(DIRECTORY "${CMAKE_SOURCE_DIR}/external/glaze/include/glaze" # source directory
         DESTINATION "include/ichor/external" # target directory
         FILES_MATCHING # install only matched files
         PATTERN "*.h" # select header files

Dockerfile-musl

@@ -44,4 +44,4 @@ WORKDIR /opt/ichor/build
 
 ENTRYPOINT ["/bin/sh", "-c"]
 
-CMD ["cd /opt/ichor/build && cmake -DCMAKE_BUILD_TYPE=RelWithDebInfo -DICHOR_USE_SANITIZERS=0 -DICHOR_USE_HIREDIS=1 -DICHOR_USE_BOOST_BEAST=1 -DICHOR_USE_SPDLOG=1 -DICHOR_MUSL=1 /opt/ichor/src && make -j"]
+CMD ["cd /opt/ichor/build && cmake -DCMAKE_BUILD_TYPE=RelWithDebInfo -DICHOR_USE_SANITIZERS=0 -DICHOR_USE_HIREDIS=1 -DICHOR_USE_BOOST_BEAST=1 -DICHOR_USE_SPDLOG=1 -DICHOR_MUSL=1 /opt/ichor/src && make -j$(nproc)"]

Dockerfile-musl-aarch64

@@ -44,4 +44,4 @@ WORKDIR /opt/ichor/build
 
 ENTRYPOINT ["/bin/sh", "-c"]
 
-CMD ["cd /opt/ichor/build && cmake -DCMAKE_BUILD_TYPE=Debug -DICHOR_USE_SANITIZERS=0 -DICHOR_USE_HIREDIS=1 -DICHOR_USE_BOOST_BEAST=1 -DICHOR_USE_SPDLOG=1 -DICHOR_MUSL=1 -DICHOR_AARCH64=1 /opt/ichor/src && make -j"]
+CMD ["cd /opt/ichor/build && cmake -DCMAKE_BUILD_TYPE=Debug -DICHOR_USE_SANITIZERS=0 -DICHOR_USE_HIREDIS=1 -DICHOR_USE_BOOST_BEAST=1 -DICHOR_USE_SPDLOG=1 -DICHOR_MUSL=1 -DICHOR_AARCH64=1 /opt/ichor/src && make -j$(nproc)"]

README.md

@@ -85,12 +85,12 @@ Optional services:
 * JSON serialization services examples
 * Timer service
 * Redis service
-* Partial etcd service (may be broken, unused for a while)
+* Etcd v2 service
 
 # Roadmap
 
 * EDF scheduling / WCET measurements
-* expand/re-do etcd support, currently only simply put/get supported
+* Look into Etcd v3 HTTP API
 * Pubsub interfaces
     * Kafka? Pulsar? Ecal?
 * Shell Commands / REPL

benchmark.sh

@@ -52,8 +52,8 @@ run_benchmarks ()
 }
 
 if [ $REBUILD -eq 1 ]; then
-  rm -rf ../std_std ../std_mimalloc ../absl_std ../absl_mimalloc
-  mkdir -p ../std_std ../std_mimalloc ../absl_std ../absl_mimalloc
+  rm -rf ../std_std ../std_mimalloc ../std_no_hardening ../absl_std ../absl_mimalloc
+  mkdir -p ../std_std ../std_mimalloc ../std_no_hardening ../absl_std ../absl_mimalloc
 
   rm -rf ./* ../bin/*
   cmake -GNinja -DICHOR_USE_ABSEIL=OFF -DICHOR_USE_MIMALLOC=OFF -DICHOR_ARCH_OPTIMIZATION=X86_64_AVX2 -DCMAKE_BUILD_TYPE=Release -DICHOR_USE_SANITIZERS=OFF -DICHOR_USE_MOLD=ON -DICHOR_BUILD_EXAMPLES=OFF -DICHOR_BUILD_TESTING=OFF -DICHOR_USE_BOOST_BEAST=ON .. || exit 1
@@ -65,6 +65,11 @@ if [ $REBUILD -eq 1 ]; then
   ninja || exit 1
   cp ../bin/*benchmark ../std_mimalloc || exit 1
 
+  rm -rf ./* ../bin/*
+  cmake -GNinja -DICHOR_USE_ABSEIL=OFF -DICHOR_USE_MIMALLOC=ON -DICHOR_USE_HARDENING=OFF -DICHOR_ARCH_OPTIMIZATION=X86_64_AVX2 -DCMAKE_BUILD_TYPE=Release -DICHOR_USE_SANITIZERS=OFF -DICHOR_USE_MOLD=ON -DICHOR_BUILD_EXAMPLES=OFF -DICHOR_BUILD_TESTING=OFF -DICHOR_USE_BOOST_BEAST=ON .. || exit 1
+  ninja || exit 1
+  cp ../bin/*benchmark ../std_no_hardening || exit 1
+
   rm -rf ./* ../bin/*
   cmake -GNinja -DICHOR_USE_ABSEIL=ON -DICHOR_USE_MIMALLOC=OFF -DICHOR_ARCH_OPTIMIZATION=X86_64_AVX2 -DCMAKE_BUILD_TYPE=Release -DICHOR_USE_SANITIZERS=OFF -DICHOR_USE_MOLD=ON -DICHOR_BUILD_EXAMPLES=OFF -DICHOR_BUILD_TESTING=OFF -DICHOR_USE_BOOST_BEAST=ON .. || exit 1
   ninja || exit 1
@@ -78,5 +83,6 @@ fi
 
 run_benchmarks ../std_std
 run_benchmarks ../std_mimalloc
+run_benchmarks ../std_no_hardening
 run_benchmarks ../absl_std
 run_benchmarks ../absl_mimalloc