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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
| commit | e6918187568dbd01842d8d1d2c808ce16a894239 (patch) | |
| tree | 64f88b554b444a49f656b6c656111a145cbbaa28 /cmake/modules/LimitJobs.cmake | |
| parent | Initial commit. (diff) | |
| download | ceph-e6918187568dbd01842d8d1d2c808ce16a894239.tar.xz ceph-e6918187568dbd01842d8d1d2c808ce16a894239.zip | |
Adding upstream version 18.2.2.upstream/18.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'cmake/modules/LimitJobs.cmake')
| -rw-r--r-- | cmake/modules/LimitJobs.cmake | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/cmake/modules/LimitJobs.cmake b/cmake/modules/LimitJobs.cmake new file mode 100644 index 000000000..591a9321b --- /dev/null +++ b/cmake/modules/LimitJobs.cmake @@ -0,0 +1,47 @@ +set(MAX_COMPILE_MEM 3500 CACHE INTERNAL "maximum memory used by each compiling job (in MiB)") +set(MAX_LINK_MEM 4500 CACHE INTERNAL "maximum memory used by each linking job (in MiB)") + +cmake_host_system_information(RESULT _num_cores QUERY NUMBER_OF_LOGICAL_CORES) +cmake_host_system_information(RESULT _total_mem QUERY TOTAL_PHYSICAL_MEMORY) + +math(EXPR _avg_compile_jobs "${_total_mem} / ${MAX_COMPILE_MEM}") +if(_avg_compile_jobs EQUAL 0) + set(_avg_compile_jobs 1) +endif() +if(_num_cores LESS _avg_compile_jobs) + set(_avg_compile_jobs ${_num_cores}) +endif() +set(NINJA_MAX_COMPILE_JOBS "${_avg_compile_jobs}" CACHE STRING + "The maximum number of concurrent compilation jobs, for Ninja build system." FORCE) +mark_as_advanced(NINJA_MAX_COMPILE_JOBS) +if(NINJA_MAX_COMPILE_JOBS) + math(EXPR _heavy_compile_jobs "${_avg_compile_jobs} / 2") + if(_heavy_compile_jobs EQUAL 0) + set(_heavy_compile_jobs 1) + endif() + set_property(GLOBAL APPEND PROPERTY JOB_POOLS + avg_compile_job_pool=${NINJA_MAX_COMPILE_JOBS} + heavy_compile_job_pool=${_heavy_compile_jobs}) + set(CMAKE_JOB_POOL_COMPILE avg_compile_job_pool) +endif() + +math(EXPR _avg_link_jobs "${_total_mem} / ${MAX_LINK_MEM}") +if(_avg_link_jobs EQUAL 0) + set(_avg_link_jobs 1) +endif() +if(_num_cores LESS _avg_link_jobs) + set(_avg_link_jobs ${_num_cores}) +endif() +set(NINJA_MAX_LINK_JOBS "${_avg_link_jobs}" CACHE STRING + "The maximum number of concurrent link jobs, for Ninja build system." FORCE) +mark_as_advanced(NINJA_MAX_LINK_JOBS) +if(NINJA_MAX_LINK_JOBS) + math(EXPR _heavy_link_jobs "${_avg_link_jobs} / 2") + if(_heavy_link_jobs EQUAL 0) + set(_heavy_link_jobs 1) + endif() + set_property(GLOBAL APPEND PROPERTY JOB_POOLS + avg_link_job_pool=${NINJA_MAX_LINK_JOBS} + heavy_link_job_pool=${_heavy_link_jobs}) + set(CMAKE_JOB_POOL_LINK avg_link_job_pool) +endif() |