diff options
Diffstat (limited to 'storage/innobase/include/dict0dict.h')
| -rw-r--r-- | storage/innobase/include/dict0dict.h | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/storage/innobase/include/dict0dict.h b/storage/innobase/include/dict0dict.h index c9def01a955..32782c27b55 100644 --- a/storage/innobase/include/dict0dict.h +++ b/storage/innobase/include/dict0dict.h @@ -1602,6 +1602,23 @@ public: mutex_exit(&mutex); rw_lock_x_unlock(&latch); } + + /** Estimate the used memory occupied by the data dictionary + table and index objects. + @return number of bytes occupied */ + ulint rough_size() const + { + /* No mutex; this is a very crude approximation anyway */ + ulint size = UT_LIST_GET_LEN(table_LRU) + UT_LIST_GET_LEN(table_non_LRU); + size *= sizeof(dict_table_t) + + sizeof(dict_index_t) * 2 + + (sizeof(dict_col_t) + sizeof(dict_field_t)) * 10 + + sizeof(dict_field_t) * 5 /* total number of key fields */ + + 200; /* arbitrary, covering names and overhead */ + size += (table_hash->n_cells + table_id_hash->n_cells + + temp_id_hash->n_cells) * sizeof(hash_cell_t); + return size; + } }; /** the data dictionary cache */ @@ -1823,13 +1840,6 @@ dict_table_decode_n_col( ulint* n_col, ulint* n_v_col); -/** Calculate the used memory occupied by the data dictionary -table and index objects. -@return number of bytes occupied. */ -UNIV_INTERN -ulint -dict_sys_get_size(); - /** Look for any dictionary objects that are found in the given tablespace. @param[in] space_id Tablespace ID to search for. @return true if tablespace is empty. */ |