assignUser commented on code in PR #39522:
URL: https://github.com/apache/arrow/pull/39522#discussion_r1445577392
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cpp/cmake_modules/ThirdpartyToolchain.cmake:
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@@ -2040,10 +2040,17 @@ macro(build_jemalloc)
# Enable jemalloc debug checks when Arrow itself has debugging enabled
list(APPEND JEMALLOC_CONFIGURE_COMMAND "--enable-debug")
endif()
+
set(JEMALLOC_BUILD_COMMAND ${MAKE} ${MAKE_BUILD_ARGS})
+ # Paralleism for Make fails with CMake > 3.28 see #39517
+ if(${CMAKE_GENERATOR} MATCHES "Makefiles")
+ list(APPEND JEMALLOC_BUILD_COMMAND "-j1")
Review Comment:
We only have 2 cores available on cran (policy), no ninja (afaik) and our
build times are already being criticized so....
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