--source include/have_profiling.inc # Verify that the protocol isn't violated if we ask for profiling info # before profiling has recorded anything. show profiles; show profile all; # default is OFF show session variables like 'profil%'; select @@profiling; # But size is okay set @start_value= @@global.profiling_history_size; set global profiling_history_size=100; show global variables like 'profil%'; # turn on for testing set session profiling = ON; set session profiling_history_size=30; # small enough to overflow # verify it is active show session variables like 'profil%'; select @@profiling; # Profiling is a descriptive look into the way the server operated # in retrospect. Chad doesn't think it's wise to include the result # log, as this creates a proscriptive specification about how the # server should work in the future -- or it forces everyone who # changes the server significantly to record the test results again, # and that violates the spirit of our tests. Please don't include # execution-specific data here, as in all of the "show profile" and # information_schema.profiling results. create table t1 ( a int, b int ); insert into t1 values (1,1), (2,null), (3, 4); insert into t1 values (5,1), (6,null), (7, 4); insert into t1 values (1,1), (2,null), (3, 4); insert into t1 values (5,1), (6,null), (7, 4); select max(x) from (select sum(a) as x from t1 group by b) as teeone; insert into t1 select * from t1; select count(*) from t1; insert into t1 select * from t1; insert into t1 select * from t1; insert into t1 select * from t1; select count(*) from t1; insert into t1 select * from t1; insert into t1 select * from t1; insert into t1 select * from t1; select count(*) from t1; select sum(a) from t1; select sum(a) from t1 group by b; select sum(a) + sum(b) from t1 group by b; select max(x) from (select sum(a) as x from t1 group by b) as teeone; select '012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890012345678900123456789001234567890' as big_string; --enable_result_log --replace_column 2 # show profiles; --disable_ps_protocol --disable_result_log ###--replace_column 2 # 3 # 4 # show profile for query 15; ###--replace_column 2 # 3 # 4 # show profile cpu for query 15; ###--replace_column 2 # 3 # 4 # 5 # 6 # show profile cpu, block io for query 15; ###--replace_column 2 # 3 # 4 # show profile cpu for query 9 limit 2 offset 2; show profile cpu for query 10 limit 0; --error 0,ER_WRONG_ARGUMENTS show profile cpu for query 65534; ###--replace_column 2 # show profile memory; ###--replace_column 2 # 3 # 4 # show profile block io; ###--replace_column 2 # 3 # 4 # show profile context switches; ###--replace_column 2 # 3 # 4 # show profile page faults; ###--replace_column 2 # 3 # 4 # show profile ipc; ###--replace_column 2 # show profile swaps limit 1 offset 2; ###--replace_column 2 # 5 # show profile source; show profile all for query 0 limit 0; ###--replace_column 2 # 3 # 4 # 5 # 6 # 7 # 8 # 9 # 10 # 11 # 12 # 13 # 16 # show profile all for query 15; ###--replace_column 2 # 3 # 4 # 5 # 6 # 7 # 8 # 9 # 10 # 11 # 12 # 13 # 16 # --enable_ps_protocol select * from information_schema.profiling; select query_id, state, duration from information_schema.profiling; select query_id, sum(duration) from information_schema.profiling group by query_id; select query_id, count(*) from information_schema.profiling group by query_id; select sum(duration) from information_schema.profiling; # Broken down into number of stages and duration of each query. select query_id, count(*), sum(duration) from information_schema.profiling group by query_id; select CPU_user, CPU_system, Context_voluntary, Context_involuntary, Block_ops_in, Block_ops_out, Messages_sent, Messages_received, Page_faults_major, Page_faults_minor, Swaps, Source_function, Source_file, Source_line from information_schema.profiling; --enable_result_log drop table if exists t1, t2, t3; create table t1 (id int ); create table t2 (id int not null); create table t3 (id int not null primary key); insert into t1 values (1), (2), (3); insert into t2 values (1), (2), (3); insert into t3 values (1), (2), (3); --replace_column 2 # show profiles; select * from t1; --replace_column 2 # show profiles; --echo This ^^ should end in "select * from t1;" delete from t1; insert into t1 values (1), (2), (3); insert into t1 values (1), (2), (3); select * from t1; --replace_column 2 # show profiles; # Turning profiling off does freeze it set session profiling = OFF; select sum(id) from t1; --replace_column 2 # show profiles; ## Verify that the various juggling of THD contexts doesn't affect profiling. ## Functions and procedures set session profiling = ON; select @@profiling; create function f1() returns varchar(50) return 'hello'; select @@profiling; select * from t1 where id <> f1(); select @@profiling; set session profiling = OFF; drop table if exists profile_log; create table profile_log (how_many int); --disable_warnings drop procedure if exists p1; drop procedure if exists p2; drop procedure if exists p3; --enable_warnings delimiter //; create procedure p1 () modifies sql data begin set profiling = ON; select 'This p1 should show up in profiling'; insert into profile_log select count(*) from information_schema.profiling; end// create procedure p2() deterministic begin set profiling = ON; call p1(); select 'This p2 should show up in profiling'; end// create procedure p3 () reads sql data begin set profiling = ON; select 'This p3 should show up in profiling'; show profile; end// delimiter ;// --disable_result_log --echo first call to p1 call p1; select * from profile_log; --echo second call to p1 call p1; select * from profile_log; --echo third call to p1 call p1; select * from profile_log; set session profiling = OFF; call p2; set session profiling = OFF; call p3; --replace_column 1 # 2 # show profiles; --enable_result_log drop procedure if exists p1; drop procedure if exists p2; drop procedure if exists p3; drop table if exists profile_log; ## Triggers set session profiling = ON; drop table if exists t2; create table t2 (id int not null); create trigger t2_bi before insert on t2 for each row set @x=0; select @@profiling; insert into t2 values (1), (2), (3); select @@profiling; ## ALTER TABLE set session profiling = ON; drop table if exists t1, t2; create table t1 (id int not null primary key); create table t2 (id int not null primary key, id1 int not null); select @@profiling; alter table t2 add foreign key (id1) references t1 (id) on delete cascade; select @@profiling; ## Table LOCKing lock table t1 write; select @@profiling; unlock table; select @@profiling; ## Transactions set autocommit=0; select @@profiling, @@autocommit; begin; select @@profiling; insert into t1 values (1); insert into t2 values (1,1); --echo testing referential integrity cascade delete from t1 where id = 1; select @@profiling; --echo testing rollback --disable_warnings rollback; --enable_warnings select @@profiling; --echo testing commit begin; select @@profiling; commit; select @@profiling; drop table if exists t1, t2, t3; drop view if exists v1; drop function if exists f1; ## Multiple queries in one packet. Combo statements don't work with ps-proto. #--eval select 1; select 2; select 3; ## two continuations, one starting #select state from information_schema.profiling where seq=1 order by query_id desc limit 3; ## last thing in the file set session profiling = OFF; set global profiling_history_size= @start_value; ## --echo End of 5.0 tests