Profiling/1.3 beta 1 with internal profiler

From Meta, a Wikimedia project coordination wiki

Internal profiler, Celeron 466, new skin, no PHPA. Preview operation on text copied from MediaWiki User's Guide: Editing overview. Equivalent testing conditions to Profiling/1.2.5 with internal profiler.

Profiling data
Name                                                                                                  Calls     Total      Each         %
Setup.php-includes                                                                                     1   3702.753   3702.753     17.554%
Setup.php-memcached                                                                                    1    139.545    139.545      0.662%
wfMsg                                                                                                127    485.047      3.819      2.299%
query: SELECT N FROM user_newtalk WHERE user_ip='X'                                                    1      3.091      3.091      0.015%
Setup.php-misc                                                                                         1   1457.106   1457.106      6.908%
Setup.php                                                                                              1   5302.315   5302.315     25.137%
Title::newFromText                                                                                   102    277.478      2.720      1.315%
Title::secureAndSplit                                                                                117   1774.946     15.170      8.414%
query: SHOW COLUMNS FROM cur LIKE 'X';                                                                 1      3.125      3.125      0.015%
main-misc-setup                                                                                        1     48.211     48.211      0.229%
query: BEGIN                                                                                           1      1.777      1.777      0.008%
query: SELECT cur_id FROM cur WHERE cur_namespace=N AND cur_title='X'                                 69    436.286      6.323      2.068%
LinkCache::addLinkObj                                                                                 69    728.417     10.557      3.453%
query: SELECT cur_restrictions FROM cur WHERE (cur_id=N)                                               1      3.951      3.951      0.019%
query: SELECT * FROM ipblocks ORDER BY ipb_timestamp DESC                                              1      4.827      4.827      0.023%
query: SELECT ss_total_views, ss_total_edits, ss_good_articles FROM site_stats WHERE ss_row_id=N       1      3.442      3.442      0.016%
Parser::replaceVariables                                                                              23   1801.384     78.321      8.540%
Skin::makeKnownLinkObj                                                                                11     72.773      6.616      0.345%
Parser::removeHTMLtags                                                                                11   1050.110     95.465      4.978%
Parser::replaceExternalLinks                                                                          11    879.538     79.958      4.170%
Tokenizer::newFromString                                                                              11      0.579      0.053      0.003%
Tokenizer::nextToken                                                                                 515   2420.090      4.699     11.473%
Parser::internalParse                                                                                 11  11178.202   1016.200     52.992%
Tokenizer::previewToken                                                                               77   1040.772     13.517      4.934%
Parser::handleInternalLink-setup                                                                      76    110.393      1.453      0.523%
Skin::makeBrokenLinkObj                                                                               66    553.298      8.383      2.623%
Parser::handleInternalLink                                                                            76   3423.626     45.048     16.230%
query: SELECT iw_url,iw_local FROM interwiki WHERE iw_prefix='X'                                      19    117.775      6.199      0.558%
Parser::doBlockLevels                                                                                  1    464.891    464.891      2.204%
Parser::parse                                                                                          1  11069.022  11069.022     52.475%
query: COMMIT                                                                                          1      1.775      1.775      0.008%
Skin::initPage                                                                                         1      1.756      1.756      0.008%
query: SELECT user_id FROM user WHERE user_name='X'                                                    1      8.001      8.001      0.038%
OutputPage::output                                                                                     1   3578.272   3578.272     16.964%
-total                                                                                                 1  21093.943  21093.943    100.000%
-overhead-internal                                                                                  1409    323.174      0.229      1.532%
-overhead-total                                                                                     1409    589.790      0.419      2.796%

Total: 21.0939428806

Another run, this time with a profiling bracket around doTokenizedParser()

Profiling data
Name                                                                                                  Calls     Total      Each         %
Setup.php-includes                                                                                     1   3389.820   3389.820     18.147%
Setup.php-memcached                                                                                    1    132.032    132.032      0.707%
wfMsg                                                                                                127    441.487      3.476      2.363%
query: SELECT N FROM user_newtalk WHERE user_ip='X'                                                    1      2.331      2.331      0.012%
Setup.php-misc                                                                                         1   1345.642   1345.642      7.204%
Setup.php                                                                                              1   4869.865   4869.865     26.071%
Title::newFromText                                                                                   102    254.354      2.494      1.362%
Title::secureAndSplit                                                                                117   1492.334     12.755      7.989%
query: SHOW COLUMNS FROM cur LIKE 'X';                                                                 1      2.888      2.888      0.015%
main-misc-setup                                                                                        1     50.978     50.978      0.273%
query: BEGIN                                                                                           1      1.608      1.608      0.009%
query: SELECT cur_id FROM cur WHERE cur_namespace=N AND cur_title='X'                                 69    359.155      5.205      1.923%
LinkCache::addLinkObj                                                                                 69    650.182      9.423      3.481%
query: SELECT cur_restrictions FROM cur WHERE (cur_id=N)                                               1      3.601      3.601      0.019%
query: SELECT * FROM ipblocks ORDER BY ipb_timestamp DESC                                              1      3.154      3.154      0.017%
query: SELECT ss_total_views, ss_total_edits, ss_good_articles FROM site_stats WHERE ss_row_id=N       1      2.821      2.821      0.015%
Parser::replaceVariables                                                                              23   1667.007     72.479      8.924%
Skin::makeKnownLinkObj                                                                                11     78.723      7.157      0.421%
Parser::removeHTMLtags                                                                                11    967.015     87.910      5.177%
Parser::replaceExternalLinks                                                                          11    834.002     75.818      4.465%
Tokenizer::newFromString                                                                              11      1.106      0.101      0.006%
Tokenizer::nextToken                                                                                 515   2178.971      4.231     11.665%
Parser::doTokenizedParser                                                                             11   6244.491    567.681     33.430%
Parser::internalParse                                                                                 11   9898.868    899.897     52.993%
Tokenizer::previewToken                                                                               77    907.472     11.785      4.858%
Parser::handleInternalLink-setup                                                                      76     91.747      1.207      0.491%
Skin::makeBrokenLinkObj                                                                               66    498.221      7.549      2.667%
Parser::handleInternalLink                                                                            76   2936.097     38.633     15.718%
query: SELECT iw_url,iw_local FROM interwiki WHERE iw_prefix='X'                                      19     68.339      3.597      0.366%
Parser::doBlockLevels                                                                                  1    275.380    275.380      1.474%
Parser::parse                                                                                          1   9654.641   9654.641     51.686%
query: COMMIT                                                                                          1      2.466      2.466      0.013%
Skin::initPage                                                                                         1      0.138      0.138      0.001%
query: SELECT user_id FROM user WHERE user_name='X'                                                    1      3.091      3.091      0.017%
OutputPage::output                                                                                     1   3084.061   3084.061     16.510%
-total                                                                                                 1  18679.445  18679.445    100.000%
-overhead-internal                                                                                  1420    290.628      0.205      1.556%
-overhead-total                                                                                     1420    503.077      0.354      2.693%

Total: 18.6794450283