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Shorten search for ovpage space

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This commit is contained in:
Howard Chu 2014-06-18 03:02:08 -07:00
parent 52406746bd
commit 2db55c7d99
1 changed files with 5 additions and 1 deletions
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6
libraries/liblmdb/mdb.c
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@ -1779,6 +1779,10 @@ mdb_page_dirty(MDB_txn *txn, MDB_page *mp)
static int
mdb_page_alloc(MDB_cursor *mc, int num, MDB_page **mp)
{
/* use PARANOID for now, default infinite search slows down too much
* when the freelist is large
*/
#define MDB_PARANOID
#ifdef MDB_PARANOID /* Seems like we can ignore this now */
/* Get at most <Max_retries> more freeDB records once me_pghead
* has enough pages. If not enough, use new pages from the map.
@ -1790,7 +1794,7 @@ mdb_page_alloc(MDB_cursor *mc, int num, MDB_page **mp)
#else
enum { Paranoid = 0, Max_retries = INT_MAX /*infinite*/ };
#endif
int rc, retry = Max_retries;
int rc, retry = num;
MDB_txn *txn = mc->mc_txn;
MDB_env *env = txn->mt_env;
pgno_t pgno, *mop = env->me_pghead;