*** samba-3.2.15/source/lib/tdb/common/io.c     2009-09-30 15:24:50.000000000 +0300
--- samba-3.2.15.patched/source/lib/tdb/common/io.c     2009-10-23 17:56:24.000000000 +0300
***************
*** 306,316 ****
   /* must know about any previous expansions by another process */
   tdb->methods->tdb_oob(tdb, tdb->map_size + 1, 1);
  
!       /* always make room for at least 100 more records, and at
!            least 25% more space. Round the database up to a multiple
!            of the page size */
!       new_size = MAX(tdb->map_size + size*100, tdb->map_size * 1.25);
!       size = TDB_ALIGN(new_size, tdb->page_size) - tdb->map_size;
  
   if (!(tdb->flags & TDB_INTERNAL))
      tdb_munmap(tdb);
--- 306,314 ----
   /* must know about any previous expansions by another process */
   tdb->methods->tdb_oob(tdb, tdb->map_size + 1, 1);
  
!        /* always make room for at least 10 more records, and round
!           the database up to a multiple of the page size */
!       size = TDB_ALIGN(tdb->map_size + size*10, tdb->page_size) - tdb->map_size;
  
   if (!(tdb->flags & TDB_INTERNAL))
      tdb_munmap(tdb);