anchor.diff:                   {struct, [{title, <<"items not persisted">>},
                              {name, per_fts_stat(Id, <<"num_recs_to_persist">>)},
                              {desc, <<"Number items indexed but not yet persisted to disk">>}]},
  -                 {struct, [{title, <<"disk size">>},
  +                 {struct, [{isBytes, true},
  +                           {title, <<"disk size">>},
                              {name, per_fts_stat(Id, <<"num_bytes_used_disk">>)},
                              {desc, <<"Total disk file size used by the index">>}]},
                    {struct, [{title, <<"pindexes actual">>},
  
positive.code:                            {desc, <<"Number of PIndexes expected">>}]},
                   {struct, [{title, <<"compactions/sec">>},
                             {name, per_fts_stat(Id, <<"total_compactions">>)},
                             {desc, <<"Number of index compactions per second">>}]},
                   {struct, [{title, <<"queries/sec">>},
                             {name, per_fts_stat(Id, <<"total_queries">>)},
                             {desc, <<"Number of queries per second">>}]},
  
negative.code:     [{struct, [{blockName, <<"Full Text Search Stats: ", Id/binary>>},
                 {extraCSSClasses, <<"dynamic_closed">>},
                 {stats,
                  [{struct, [{title, <<"items remaining">>},
                             {name, per_fts_stat(Id, <<"num_mutations_to_index">>)},
                             {desc, <<"Number of mutations not yet indexed">>}]},
                   {struct, [{title, <<"items">>},
                             {name, per_fts_stat(Id, <<"doc_count">>)},
                             {desc, <<"Number of documents">>}]},
  