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It turned out I was not doing it properly. Regards, Cupertino Cupertino Miranda (1): Created tunable to force small pages on stack allocation. nptl/allocatestack.c | 6 ++++++ nptl/nptl-stack.c | 1 + nptl/nptl-stack.h | 3 +++ nptl/pthread_mutex_conf.c | 8 ++++++++ sysdeps/nptl/dl-tunables.list | 6 ++++++ 5 files changed, 24 insertions(+) -- 2.38.1