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buf0buf.c:

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When calculating the buf pool dirty pages ratio, add also free pages to the LRU list length: no need to active flushing if there are lots of free pages in the buffer pool


innobase/buf/buf0buf.c:
  When calculating the buf pool dirty pages ratio, add also free pages to the LRU list length: no need to active flushing if there are lots of free pages in the buffer pool
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unknown 2003-05-17 16:23:46 +03:00
parent e4a95f2914
commit bdf002d963
1 changed files with 2 additions and 1 deletions
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innobase/buf/buf0buf.c
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@ -1845,7 +1845,8 @@ buf_get_modified_ratio_pct(void)
mutex_enter(&(buf_pool->mutex)); mutex_enter(&(buf_pool->mutex));
ratio = (100 * UT_LIST_GET_LEN(buf_pool->flush_list)) ratio = (100 * UT_LIST_GET_LEN(buf_pool->flush_list))
/ (1 + UT_LIST_GET_LEN(buf_pool->LRU)); / (1 + UT_LIST_GET_LEN(buf_pool->LRU)
+ UT_LIST_GET_LEN(buf_pool->free));
/* 1 + is there to avoid division by zero */ /* 1 + is there to avoid division by zero */