Increase min boost version to 1.80

.github/workflows/ci-test.yml

@@ -3,7 +3,7 @@ name: CI Test
 on: [push, pull_request]
 
 jobs:
-  bst1-82-0:
+  bst1-86-0:
     runs-on: ubuntu-latest
     env:
       METALL_LIMIT_MAKE_PARALLELS: 8
@@ -12,9 +12,9 @@ jobs:
       - name: Test
         run: |
           pushd /dev/shm
-          wget -q https://boostorg.jfrog.io/artifactory/main/release/1.82.0/source/boost_1_82_0.tar.gz
+          wget -q https://boostorg.jfrog.io/artifactory/main/release/1.86.0/source/boost_1_86_0.tar.gz
           mkdir boost
-          tar xf boost_1_82_0.tar.gz -C boost --strip-components 1
+          tar xf boost_1_86_0.tar.gz -C boost --strip-components 1
           export BOOST_ROOT=${PWD}/boost
           popd
           export METALL_TEST_DIR=${GITHUB_JOB}
@@ -23,7 +23,7 @@ jobs:
           cd $GITHUB_WORKSPACE
           bash ./scripts/CI/build_and_test.sh
 
-  bst1-64-0:
+  bst1-80-0:
     runs-on: ubuntu-latest
     env:
       METALL_LIMIT_MAKE_PARALLELS: 8
@@ -32,9 +32,9 @@ jobs:
       - name: Test
         run: |
           pushd /dev/shm
-          wget -q https://boostorg.jfrog.io/artifactory/main/release/1.64.0/source/boost_1_64_0.tar.gz
+          wget -q https://boostorg.jfrog.io/artifactory/main/release/1.80.0/source/boost_1_80_0.tar.gz
           mkdir boost
-          tar xf boost_1_64_0.tar.gz -C boost --strip-components 1
+          tar xf boost_1_80_0.tar.gz -C boost --strip-components 1
           export BOOST_ROOT=${PWD}/boost
           popd
           export METALL_TEST_DIR=${GITHUB_JOB}

CMakeLists.txt

@@ -192,7 +192,7 @@ endif ()
 # there is a tricky behavior/issue especially in Boost 1.70.0.
 set(Boost_NO_BOOST_CMAKE ON)
 
-find_package(Boost 1.64 QUIET)
+find_package(Boost 1.80 QUIET)
 if (NOT Boost_FOUND)
     FetchContent_Declare(Boost
             URL https://boostorg.jfrog.io/artifactory/main/release/1.83.0/source/boost_1_83_0.tar.bz2)
@@ -201,7 +201,7 @@ if (NOT Boost_FOUND)
         FetchContent_Populate(Boost)
     endif ()
     set(BOOST_ROOT ${boost_SOURCE_DIR})
-    find_package(Boost 1.64)
+    find_package(Boost 1.80)
 endif ()
 
 # -------------------------------------------------------------------------------- #

README.md

@@ -32,9 +32,8 @@ All core files exist under
 
 ## Required
 
-- Boost C++ Libraries 1.64 or more.
+- Boost C++ Libraries 1.80 or more.
   - Build is not required; needs only their header files.
-  - To use JSON containers in Metall, Boost C++ Libraries 1.75 or more is required.
 - C++17 compiler
   - Tested with GCC 8.1 or more; however, 8.3 or more is recommended due to early implementation of the C++ Filesystem library.
 
@@ -45,11 +44,11 @@ To build your program with Metall, all you have to do is just setting include pa
 For example,
 
 ```bash
-# Download Boost (Boost C++ Libraries 1.64 or more is required)
+# Download Boost (Boost C++ Libraries 1.80 or more is required)
 # One can skip this step if Boost is already available.
-wget https://boostorg.jfrog.io/artifactory/main/release/1.78.0/source/boost_1_78_0.tar.gz
-tar xvf boost_1_78_0.tar.gz
-export BOOST_ROOT=$PWD/boost_1_78_0
+wget https://boostorg.jfrog.io/artifactory/main/release/1.80.0/source/boost_1_80_0.tar.gz
+tar xvf boost_1_80_0.tar.gz
+export BOOST_ROOT=$PWD/boost_1_80_0
 
 git clone https://github.com/LLNL/metall
 export METALL_INCLUDE=$PWD/metall/include
@@ -60,8 +59,6 @@ g++ -std=c++17 your_program.cpp -lstdc++fs -I${BOOST_ROOT} -I${METALL_INCLUDE}
 ### Unofficial Support For Clang
 Clang can be used instead of GCC to build Metall.
 However, we haven't tested it intensively.
-Also, Boost C++ Libraries 1.69 or more may be required
-if one wants to build Metall with Clang + CUDA.
 
 ## Package Manager Support
 

cmake/check_cxx_filesystem_library.cmake

@@ -4,14 +4,6 @@ function(check_cxx_filesystem_library)
     set(FOUND_CXX17_FILESYSTEM_LIB FALSE PARENT_SCOPE)
     set(REQUIRE_LIB_STDCXX_FS FALSE PARENT_SCOPE)
 
-    # Check if C++17 <filesystem> header files are available
-    # If not, uses our own implementation.
-    include(CheckIncludeFileCXX)
-    CHECK_INCLUDE_FILE_CXX(filesystem FOUND_FILESYSTEM_HEADER)
-    if (NOT FOUND_FILESYSTEM_HEADER)
-        message(FATAL_ERROR "Cannot find the C++17 <filesystem> library.")
-    endif ()
-
     if (CMAKE_CXX_COMPILER_ID MATCHES "Clang")  # Clang or AppleClang
         if (${CMAKE_HOST_SYSTEM_NAME} MATCHES "Darwin") # macOS
             include(get_macos_version)

docs/readthedocs/advanced_build/cmake.md

@@ -19,7 +19,7 @@ cmake build_doc  # option; BUILD_DOC must be ON when running cmake
 
  - CMake 3.12 or more.
  - GCC 8.1 or more.
- - Boost C++ Libraries 1.64 or more (build is not required; needs only their header files).
+ - Boost C++ Libraries 1.80 or more (build is not required; needs only their header files).
 
 
 ## Additional CMake Options

docs/readthedocs/basics/getting_started.md

@@ -18,13 +18,12 @@ All core files exist under
 - GCC 8.1 or more
     - 8.3 or more is recommended due to early implementation of the Filesystem library
 
-- Boost C++ Libraries 1.64 or more
+- Boost C++ Libraries 1.80 or more
     - Build is not required; needs only the header files.
-    - To use JSON containers in Metall, Boost C++ Libraries 1.75 or more is required.
 
 ## Build Example
 
-Metall depends on Boost C++ Libraries 1.64 or more (build is not required; needs only
+Metall depends on Boost C++ Libraries 1.80 or more (build is not required; needs only
 their header files).
 
 To build your program with Metall, all you have to do is just setting
@@ -33,11 +32,11 @@ include paths such as '-I' or CPLUS_INCLUDE_PATH.
 For example,
 
 ```bash
-# Download Boost (Boost C++ Libraries 1.64 or more is required)
+# Download Boost (Boost C++ Libraries 1.80 or more is required)
 # One can skip this step if Boost is already available.
-wget https://dl.bintray.com/boostorg/release/1.77.0/source/boost_1_77_0.tar.gz
-tar xvf boost_1_77_0.tar.gz
-export BOOST_ROOT=$PWD/boost_1_77_0
+wget https://dl.bintray.com/boostorg/release/1.80.0/source/boost_1_80_0.tar.gz
+tar xvf boost_1_80_0.tar.gz
+export BOOST_ROOT=$PWD/boost_1_80_0
 
 git clone https://github.com/LLNL/metall
 export METALL_INCLUDE=$PWD/metall/include
@@ -71,9 +70,6 @@ Clang (or Apple clang) could be used instead of GCC to build Metall.
 However, we haven't tested it intensively.
 To run on macOS, Metall requires macOS >= 10.15.
 
-Also, Boost C++ Libraries 1.69 or more may be required
-if one wants to build Metall with Clang + CUDA.
-
 ```bash
 clang++ -std=c++17 [tutorial_program.cpp] -I../../include -I${BOOST_ROOT}
 ```

example/cmake/FetchContent/CMakeLists.txt

@@ -7,19 +7,19 @@ project(myproject LANGUAGES C CXX)
 set(CMAKE_CXX_STANDARD 17)
 
 # Boost header files are required for using Metall.
-find_package(Boost 1.64)
+find_package(Boost 1.80)
 # Download Boost if it does not exit.
 # NOTE: this process may take a long time as Boost is a big repository.
 if (NOT Boost_FOUND)
     message(STATUS "Download or search previously downloaded Boost using FetchContent")
     FetchContent_Declare(Boost
-            URL https://boostorg.jfrog.io/artifactory/main/release/1.78.0/source/boost_1_78_0.tar.bz2)
+            URL https://boostorg.jfrog.io/artifactory/main/release/1.80.0/source/boost_1_80_0.tar.bz2)
     FetchContent_GetProperties(Boost)
     if (NOT Boost_POPULATED)
         FetchContent_Populate(Boost)
     endif ()
     set(BOOST_ROOT ${boost_SOURCE_DIR})
-    find_package(Boost 1.64)
+    find_package(Boost 1.80)
 endif ()
 
 # Download and setup Metall.

example/cmake/find_package/CMakeLists.txt

@@ -14,7 +14,7 @@ message(STATUS "Metall_FOUND = ${Metall_FOUND}")
 # ---------------------------------------- #
 
 # Boost header files are required to use Metall C++ API
-find_package(Boost 1.64)
+find_package(Boost 1.80)
 find_package(Threads)
 
 if (Boost_FOUND AND Threads_FOUND)

include/metall/basic_manager.hpp

@@ -205,8 +205,8 @@ class basic_manager {
   /// \param base_path Path to create a data store.
   /// \param capacity Total allocation size. Metall uses this value as a hint.
   // The actual limit could be smaller or larger than this value, depending on
-  // the internal implementation. However, a close minimum capacity should be
-  // available.
+  // the internal implementation. The gap between the hint and the actual limit
+  // will be reasonable (e.g., less than a few chunk sizes).
   basic_manager(create_only_t, const path_type &base_path,
                 const size_type capacity) noexcept {
     try {

scripts/release_test/run_tests.sh

@@ -7,8 +7,8 @@
 
 source ./scripts/test_utility.sh
 
-GCC_VERSIONS=('10.2.0' '10.1.0' '9.3.0' '9.2.0' '9.1.0' '8.3.0' '8.2.0' '8.1.0')
-BOOST_VERSiONS=('1.74.0' '1.73.0' '1.72.0' '1.71.0' '1.70.0' '1.69.0' '1.68.0' '1.67.0' '1.66.0' '1.65.1' '1.65.0' '1.64.0')
+GCC_VERSIONS=('14.2.0' '14.1.0' '13.3.0' '13.2.0' '13.1.0' '12.4.0' '12.3.0' '12.2.0' '12.1.0' '11.5.0' '11.4.0' '11.3.0' '11.2.0' '11.1.0' '10.5.0' '10.4.0' '10.3.0' '10.2.0' '10.1.0' '9.5.0' '9.4.0' '9.3.0' '9.2.0' '9.1.0' '8.5.0' '8.4.0' '8.3.0' '8.2.0' '8.1.0')
+BOOST_VERSiONS=('1.86.0' '1.85.0' '1.84.0' '1.83.0' '1.82.0' '1.81.0' '1.80.0')
 
 for GCC_VER in "${GCC_VERSIONS[@]}"; do
   for BOOST_VER in "${BOOST_VERSiONS[@]}"; do

tutorial/hands_on/README.md

@@ -79,29 +79,29 @@ Install GCC 8.1 or more. One could also use Clang or Apple clang; however, GCC i
 
 ### 1-3. Boost C++ Libraries
 
-Metall depends on  [Boost C++ Libraries](https://www.boost.org/) (1.64 or more is required).
+Metall depends on  [Boost C++ Libraries](https://www.boost.org/) (1.80 or more is required).
 Only the header files are used by Metall.
 One **does not have to build** it.
 
-Download Boost from [here](https://boostorg.jfrog.io/artifactory/main/release/1.75.0/source/boost_1_75_0.tar.gz) (a download process will start automatically)
+Download Boost from [here](https://boostorg.jfrog.io/artifactory/main/release/1.80.0/source/boost_1_80_0.tar.gz) (a download process will start automatically)
 and uncompress it (e.g., double-click the downloaded file).
 
 Or, on a terminal:
 ```bash
 # Download Boost C++ Libraries
-wget https://boostorg.jfrog.io/artifactory/main/release/1.75.0/source/boost_1_75_0.tar.gz
-tar xvf boost_1_75_0.tar.gz
+wget https://boostorg.jfrog.io/artifactory/main/release/1.80.0/source/boost_1_80_0.tar.gz
+tar xvf boost_1_80_0.tar.gz
 ```
 
 
 ## 2. Build and Run
 
 ```bash
-# Download Boost C++ Libraries (1.64 or more is required)
+# Download Boost C++ Libraries (1.80 or more is required)
 # One can skip this step if Boost is already available
-wget https://dl.bintray.com/boostorg/release/1.75.0/source/boost_1_75_0.tar.gz
-tar xvf boost_1_75_0.tar.gz
-export BOOST_ROOT=$PWD/boost_1_75_0
+wget https://dl.bintray.com/boostorg/release/1.80.0/source/boost_1_80_0.tar.gz
+tar xvf boost_1_80_0.tar.gz
+export BOOST_ROOT=$PWD/boost_1_80_0
 
 git clone https://github.com/LLNL/metall
 cd metall/tutorial/hands_on

tutorial/nvmw21/CMakeLists.txt

@@ -23,7 +23,7 @@ endif ()
 
 
 # ---------- Boost ---------- #
-find_package(Boost 1.64 REQUIRED)
+find_package(Boost 1.80 REQUIRED)
 
 # ---------- MPI ---------- #
 find_package(MPI)

tutorial/nvmw21/README.md

@@ -24,9 +24,9 @@ Please install GCC 8.1 or more. One could also use Clang or Apple clang; however
 Only the header files are used by Metall. One does not have to build it.
 
 ```bash
-# Download Boost C++ Libraries (1.64 or more is required)
-wget https://dl.bintray.com/boostorg/release/1.75.0/source/boost_1_75_0.tar.gz
-tar xvf boost_1_75_0.tar.gz
+# Download Boost C++ Libraries (1.80 or more is required)
+wget https://dl.bintray.com/boostorg/release/1.80.0/source/boost_1_80_0.tar.gz
+tar xvf boost_1_80_0.tar.gz
 ```
 
 # 1. Lecture Materials
@@ -48,11 +48,11 @@ tar xvf boost_1_75_0.tar.gz
 
 **Build example**
 ```bash
-# Download Boost C++ Libraries (1.64 or more is required)
+# Download Boost C++ Libraries (1.80 or more is required)
 # One can skip this step if Boost is already available.
-wget https://dl.bintray.com/boostorg/release/1.75.0/source/boost_1_75_0.tar.gz
-tar xvf boost_1_75_0.tar.gz
-export BOOST_ROOT=$PWD/boost_1_75_0
+wget https://dl.bintray.com/boostorg/release/1.80.0/source/boost_1_80_0.tar.gz
+tar xvf boost_1_80_0.tar.gz
+export BOOST_ROOT=$PWD/boost_1_80_0
 
 git clone https://github.com/LLNL/metall
 cd metall/tutorial/nvmw21