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Code Issues Releases Activity

perf experiments

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This commit is contained in:
dwight 2009-01-28 11:53:55 -05:00
parent f02ed94277
commit 7814aef457
1 changed files with 13 additions and 0 deletions
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13
db/btree.cpp
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@ -298,7 +298,20 @@ namespace mongo {
returns n if it goes after the last existing key.
note result might be an Unused location!
*/
char foo;
bool BtreeBucket::find(BSONObj& key, DiskLoc recordLoc, const BSONObj &order, int& pos, bool assertIfDup) {
#if defined(_EXPERIMENT1)
{
char *z = (char *) this;
int i = 0;
while( 1 ) {
i += 4096;
if( i >= BucketSize )
break;
foo += z[i];
}
}
#endif
/* binary search for this key */
int l=0;
int h=n-1;