本文整理汇总了C++中WT_BM::stat方法的典型用法代码示例。如果您正苦于以下问题：C++ WT_BM::stat方法的具体用法？C++ WT_BM::stat怎么用？C++ WT_BM::stat使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类WT_BM的用法示例。
在下文中一共展示了WT_BM::stat方法的3个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1:
/*
* __wt_btree_stat_init --
* Initialize the Btree statistics.
*/
int
__wt_btree_stat_init(WT_SESSION_IMPL *session, uint32_t flags)
{
WT_BM *bm;
WT_BTREE *btree;
WT_DECL_RET;
WT_DSRC_STATS *stats;
WT_PAGE *page;
btree = S2BT(session);
bm = btree->bm;
stats = &btree->dhandle->stats;
WT_RET(bm->stat(bm, session, stats));
WT_STAT_SET(stats, btree_fixed_len, btree->bitcnt);
WT_STAT_SET(stats, btree_maximum_depth, btree->maximum_depth);
WT_STAT_SET(stats, btree_maxintlitem, btree->maxintlitem);
WT_STAT_SET(stats, btree_maxintlpage, btree->maxintlpage);
WT_STAT_SET(stats, btree_maxleafitem, btree->maxleafitem);
WT_STAT_SET(stats, btree_maxleafpage, btree->maxleafpage);
page = NULL;
if (LF_ISSET(WT_STATISTICS_FAST))
return (0);
while ((ret = __wt_tree_walk(session, &page, 0)) == 0 && page != NULL)
WT_RET(__stat_page(session, page, stats));
return (ret == WT_NOTFOUND ? 0 : ret);
}示例2:
/*
* __wt_btree_stat_init --
* Initialize the Btree statistics.
*/
int
__wt_btree_stat_init(WT_SESSION_IMPL *session, WT_CURSOR_STAT *cst)
{
WT_BM *bm;
WT_BTREE *btree;
WT_DSRC_STATS **stats;
btree = S2BT(session);
bm = btree->bm;
stats = btree->dhandle->stats;
WT_RET(bm->stat(bm, session, stats[0]));
WT_STAT_SET(session, stats, btree_fixed_len, btree->bitcnt);
WT_STAT_SET(session, stats, btree_maximum_depth, btree->maximum_depth);
WT_STAT_SET(session, stats, btree_maxintlkey, btree->maxintlkey);
WT_STAT_SET(session, stats, btree_maxintlpage, btree->maxintlpage);
WT_STAT_SET(session, stats, btree_maxleafkey, btree->maxleafkey);
WT_STAT_SET(session, stats, btree_maxleafpage, btree->maxleafpage);
WT_STAT_SET(session, stats, btree_maxleafvalue, btree->maxleafvalue);
WT_STAT_SET(session, stats, cache_bytes_inuse,
__wt_btree_bytes_inuse(session));
if (F_ISSET(cst, WT_STAT_TYPE_CACHE_WALK))
__wt_curstat_cache_walk(session);
if (F_ISSET(cst, WT_STAT_TYPE_TREE_WALK))
WT_RET(__stat_tree_walk(session));
return (0);
}示例3:
/*
* __wt_btree_stat_init --
* Initialize the Btree statistics.
*/
int
__wt_btree_stat_init(WT_SESSION_IMPL *session, WT_CURSOR_STAT *cst)
{
WT_BM *bm;
WT_BTREE *btree;
WT_DECL_RET;
WT_DSRC_STATS **stats;
WT_REF *next_walk;
btree = S2BT(session);
bm = btree->bm;
stats = btree->dhandle->stats;
WT_RET(bm->stat(bm, session, stats[0]));
WT_STAT_SET(session, stats, btree_fixed_len, btree->bitcnt);
WT_STAT_SET(session, stats, btree_maximum_depth, btree->maximum_depth);
WT_STAT_SET(session, stats, btree_maxintlkey, btree->maxintlkey);
WT_STAT_SET(session, stats, btree_maxintlpage, btree->maxintlpage);
WT_STAT_SET(session, stats, btree_maxleafkey, btree->maxleafkey);
WT_STAT_SET(session, stats, btree_maxleafpage, btree->maxleafpage);
WT_STAT_SET(session, stats, btree_maxleafvalue, btree->maxleafvalue);
/* Everything else is really, really expensive. */
if (!F_ISSET(cst, WT_CONN_STAT_ALL))
return (0);
/*
* Clear the statistics we're about to count.
*/
WT_STAT_SET(session, stats, btree_column_deleted, 0);
WT_STAT_SET(session, stats, btree_column_fix, 0);
WT_STAT_SET(session, stats, btree_column_internal, 0);
WT_STAT_SET(session, stats, btree_column_rle, 0);
WT_STAT_SET(session, stats, btree_column_variable, 0);
WT_STAT_SET(session, stats, btree_entries, 0);
WT_STAT_SET(session, stats, btree_overflow, 0);
WT_STAT_SET(session, stats, btree_row_internal, 0);
WT_STAT_SET(session, stats, btree_row_leaf, 0);
next_walk = NULL;
while ((ret = __wt_tree_walk(
session, &next_walk, 0)) == 0 && next_walk != NULL) {
WT_WITH_PAGE_INDEX(session,
ret = __stat_page(session, next_walk->page, stats));
WT_RET(ret);
}
return (ret == WT_NOTFOUND ? 0 : ret);
}