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Bug#24795: Add SHOW PROFILE

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Patch contributed by Jeremy Cole.  CLA received Oct 2006 by Kaj Arnö

Add rudimentary query profiling support.


libmysqld/Makefile.am:
  Add profile file to source list.
sql/Makefile.am:
  Add profiling files to source and header lists.
sql/ha_archive.cc:
  Macro-ized other discovered instances of setting proc_info.
sql/ha_myisam.cc:
  Macroize setting thread-state info
sql/item_func.cc:
  Macro-ized other discovered instances of setting proc_info.
sql/lex.h:
  Add lexer info for profiling.
sql/lock.cc:
  Macroize setting thread-state info
sql/log_event.cc:
  Macro-ized other discovered instances of setting proc_info.
sql/mysql_priv.h:
  Set constants for profiling.
sql/repl_failsafe.cc:
  Macro-ized other discovered instances of setting proc_info.
sql/slave.cc:
  Macro-ized other discovered instances of setting proc_info.
sql/sp_head.cc:
  Macro-ized other discovered instances of setting proc_info.
sql/sql_base.cc:
  Macroize setting thread-state info
  ---
  Macro-ized other discovered instances of setting proc_info.
sql/sql_cache.cc:
  Macroize setting thread-state info
sql/sql_class.cc:
  Integrate profiling.
sql/sql_class.h:
  Instantiate profiling object.
sql/sql_delete.cc:
  Macroize setting thread-state info
sql/sql_insert.cc:
  Macroize setting thread-state info
  ---
  Macro-ized other discovered instances of setting proc_info.
sql/sql_lex.cc:
  Initialize profiling.
sql/sql_lex.h:
  Define lex tokens and allocate space for profiling options.
sql/sql_parse.cc:
  Integrate profiling.
  ---
  Macro-ized other discovered instances of setting proc_info.
sql/sql_repl.cc:
  Macro-ized other discovered instances of setting proc_info.
sql/sql_select.cc:
  Macroize setting thread-state info.
  
  Clean up some lines.
sql/sql_show.cc:
  Macro-ized other discovered instances of setting proc_info.
  ---
  Revert bad use of macro.
sql/sql_table.cc:
  Macroize setting thread-state info
sql/sql_update.cc:
  Macroize setting thread-state info
sql/sql_view.cc:
  Macro-ized other discovered instances of setting proc_info.
sql/sql_yacc.yy:
  Add parser info for profiling.
  ---
  Fix new YACC shift/reduce conflict.  (Now at 249.)
mysql-test/r/profile.result:
  Test profiling code.
  ---
  A not-very-useful result.
mysql-test/t/profile.test:
  Test profiling code.
  ---
  Test syntax, but not values of profiles code.
sql/sql_profile.cc:
  Add profiling code.
  ---
  Add wishlist comment.
sql/sql_profile.h:
  Add profiling code.
  ---
  Changed the value of the macro so that it's syntactically equivalent to a
  single statement.
This commit is contained in:
unknown
2007-01-03 17:15:10 -05:00
parent 96fa010c66
commit 66dfd85cf4
33 changed files with 976 additions and 134 deletions
Download Patch File Download Diff File Expand all files Collapse all files

24
sql/sql_base.cc
View File

@ -309,7 +309,7 @@ bool close_cached_tables(THD *thd, bool if_wait_for_refresh,
*/
thd->mysys_var->current_mutex= &LOCK_open;
thd->mysys_var->current_cond= &COND_refresh;
thd->proc_info="Flushing tables";
THD_PROC_INFO(thd, "Flushing tables");
close_old_data_files(thd,thd->open_tables,1,1);
mysql_ha_flush(thd, tables, MYSQL_HA_REOPEN_ON_USAGE | MYSQL_HA_FLUSH_ALL,
@ -351,7 +351,7 @@ bool close_cached_tables(THD *thd, bool if_wait_for_refresh,
pthread_mutex_lock(&thd->mysys_var->mutex);
thd->mysys_var->current_mutex= 0;
thd->mysys_var->current_cond= 0;
thd->proc_info=0;
THD_PROC_INFO(thd, 0);
pthread_mutex_unlock(&thd->mysys_var->mutex);
}
DBUG_RETURN(result);
@ -1065,7 +1065,7 @@ void wait_for_refresh(THD *thd)
thd->mysys_var->current_mutex= &LOCK_open;
thd->mysys_var->current_cond= &COND_refresh;
proc_info=thd->proc_info;
thd->proc_info="Waiting for table";
THD_PROC_INFO(thd, "Waiting for table");
if (!thd->killed)
(void) pthread_cond_wait(&COND_refresh,&LOCK_open);
@ -1073,7 +1073,7 @@ void wait_for_refresh(THD *thd)
pthread_mutex_lock(&thd->mysys_var->mutex);
thd->mysys_var->current_mutex= 0;
thd->mysys_var->current_cond= 0;
thd->proc_info= proc_info;
THD_PROC_INFO(thd, proc_info);
pthread_mutex_unlock(&thd->mysys_var->mutex);
DBUG_VOID_RETURN;
}
@ -1778,7 +1778,7 @@ bool wait_for_tables(THD *thd)
bool result;
DBUG_ENTER("wait_for_tables");
thd->proc_info="Waiting for tables";
THD_PROC_INFO(thd, "Waiting for tables");
pthread_mutex_lock(&LOCK_open);
while (!thd->killed)
{
@ -1794,12 +1794,12 @@ bool wait_for_tables(THD *thd)
else
{
/* Now we can open all tables without any interference */
thd->proc_info="Reopen tables";
THD_PROC_INFO(thd, "Reopen tables");
thd->version= refresh_version;
result=reopen_tables(thd,0,0);
}
pthread_mutex_unlock(&LOCK_open);
thd->proc_info=0;
THD_PROC_INFO(thd, 0);
DBUG_RETURN(result);
}
@ -2098,7 +2098,7 @@ int open_tables(THD *thd, TABLE_LIST **start, uint *counter, uint flags)
restart:
*counter= 0;
query_tables_last_own= 0;
thd->proc_info="Opening tables";
THD_PROC_INFO(thd, "Opening tables");
/*
If we are not already executing prelocked statement and don't have
@ -2278,7 +2278,7 @@ process_view_routines:
}
err:
thd->proc_info=0;
THD_PROC_INFO(thd, 0);
free_root(&new_frm_mem, MYF(0)); // Free pre-alloced block
if (query_tables_last_own)
@ -2352,7 +2352,7 @@ TABLE *open_ltable(THD *thd, TABLE_LIST *table_list, thr_lock_type lock_type)
bool refresh;
DBUG_ENTER("open_ltable");
thd->proc_info="Opening table";
THD_PROC_INFO(thd, "Opening table");
thd->current_tablenr= 0;
/* open_ltable can be used only for BASIC TABLEs */
table_list->required_type= FRMTYPE_TABLE;
@ -2386,7 +2386,7 @@ TABLE *open_ltable(THD *thd, TABLE_LIST *table_list, thr_lock_type lock_type)
table= 0;
}
}
thd->proc_info=0;
THD_PROC_INFO(thd, 0);
DBUG_RETURN(table);
}
@ -5387,7 +5387,7 @@ int init_ftfuncs(THD *thd, SELECT_LEX *select_lex, bool no_order)
List_iterator<Item_func_match> li(*(select_lex->ftfunc_list));
Item_func_match *ifm;
DBUG_PRINT("info",("Performing FULLTEXT search"));
thd->proc_info="FULLTEXT initialization";
THD_PROC_INFO(thd, "FULLTEXT initialization");
while ((ifm=li++))
ifm->init_search(no_order);