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epic table scans are much faster with prefetch 2 ahead. closes #1513

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git-svn-id: file:///svn/toku/tokudb@9727 c7de825b-a66e-492c-adef-691d508d4ae1
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Rich Prohaska 2013-04-16 23:57:42 -04:00 • committed by Yoni Fogel
parent df17da8bd9
commit 62b3c90af4
1 changed files with 1 additions and 1 deletions
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2
newbrt/brt.c
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@ -3337,7 +3337,7 @@ static int
brt_search_node (BRT brt, BRTNODE node, brt_search_t *search, BRT_GET_STRADDLE_CALLBACK_FUNCTION getf, void *getf_v, enum reactivity *re, BOOL *doprefetch, BRT_CURSOR brtcursor);
// the number of nodes to prefetch
#define TOKU_DO_PREFETCH 1
#define TOKU_DO_PREFETCH 2
#if TOKU_DO_PREFETCH
static void