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reduce page retire cycles

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This commit is contained in:
daan 2020-05-02 00:13:40 -07:00
parent 01ad553978
commit dd18852946
1 changed files with 2 additions and 2 deletions
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src/page.c
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@ -394,7 +394,7 @@ void _mi_page_free(mi_page_t* page, mi_page_queue_t* pq, bool force) {
} }
#define MI_MAX_RETIRE_SIZE (MI_MEDIUM_OBJ_SIZE_MAX) #define MI_MAX_RETIRE_SIZE (MI_MEDIUM_OBJ_SIZE_MAX)
#define MI_RETIRE_CYCLES (16) #define MI_RETIRE_CYCLES (8)
// Retire a page with no more used blocks // Retire a page with no more used blocks
// Important to not retire too quickly though as new // Important to not retire too quickly though as new
@ -419,7 +419,7 @@ void _mi_page_retire(mi_page_t* page) {
if (mi_likely(page->xblock_size <= MI_MAX_RETIRE_SIZE && !mi_page_is_in_full(page))) { if (mi_likely(page->xblock_size <= MI_MAX_RETIRE_SIZE && !mi_page_is_in_full(page))) {
if (pq->last==page && pq->first==page) { // the only page in the queue? if (pq->last==page && pq->first==page) { // the only page in the queue?
mi_stat_counter_increase(_mi_stats_main.page_no_retire,1); mi_stat_counter_increase(_mi_stats_main.page_no_retire,1);
page->retire_expire = MI_RETIRE_CYCLES; page->retire_expire = (page->xblock_size <= MI_SMALL_OBJ_SIZE_MAX ? MI_RETIRE_CYCLES : MI_RETIRE_CYCLES/4);
mi_heap_t* heap = mi_page_heap(page); mi_heap_t* heap = mi_page_heap(page);
mi_assert_internal(pq >= heap->pages); mi_assert_internal(pq >= heap->pages);
const size_t index = pq - heap->pages; const size_t index = pq - heap->pages;