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add environment option to reserve huge pages upfront

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This commit is contained in:
daan 2019-08-19 14:14:50 -07:00
parent 741f37e1f0
commit 0e639addb0
4 changed files with 10 additions and 1 deletions
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6
src/init.c
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@ -422,6 +422,12 @@ static void mi_process_load(void) {
const char* msg = NULL;
mi_allocator_init(&msg);
if (msg != NULL) _mi_verbose_message(msg);
if (mi_option_is_enabled(mi_option_reserve_huge_os_pages)) {
size_t pages = mi_option_get(mi_option_reserve_huge_os_pages);
double max_secs = (double)pages / 10.0; // 0.1s per page
mi_reserve_huge_os_pages(pages, max_secs);
}
}
// Initialize the process; called by thread_init or the process loader