dbb1278523
Keep the misc macros in alphabetical order Signed-off-by: Michel Alexandre Salim <salimma@fedoraproject.org>
11 lines
552 B
Plaintext
11 lines
552 B
Plaintext
# Macros to constrain resource use during the build process
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# m: memory limit in MBs per core; default is 1024
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%limit_build(m:) \
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_mem_per_process="%{-m:%{-m*}}%{!-m:1024}" \
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_max_mem=$(awk '/MemTotal/ { print $2 }' /proc/meminfo) \
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_max_jobs="$(($_max_mem / ($_mem_per_process * 1024)))" \
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_cur_max_jobs="%{_smp_build_ncpus}" \
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test "${_cur_max_jobs}" -gt "${_max_jobs}" && _cur_max_jobs="${_max_jobs}" && echo "Warning: Reducing build parallelism to -j${_max_jobs} because of memory limits" \
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%global _smp_build_ncpus "${_cur_max_jobs}"
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