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# Performance schema test template # How to use this script in a test case # ===================================== # # The general table io test template is as follows # # --source include/not_embedded.inc # --source include/have_perfschema.inc # --source ../include/table_io_setup_helper.inc # ... more setup scripts as needed ... # update performance_schema.setup_consumers set enabled='YES'; # ... test payload here ... # ... optionally, add this insert between statements # ... to make the final output more readable # insert into test.marker set a=1; # ... more test payload here ... # ... optionaly, add the following line (by default, only "test" is dumped) ... # let $schema_to_dump="db1", "db2", "db3"; # --source ../include/table_io_result_helper.inc # Optional: Repeat several times # update performance_schema.setup_consumers set enabled='YES'; # ... test payload here ... # --source ../include/table_io_result_helper.inc # ... cleanup # --source ../include/table_io_cleanup_helper.inc # # (end of template) # Setup --disable_warnings drop table if exists test.marker; --enable_warnings # To be used in the test payload, # insert into marker makes the test output easier to read, # to separate table io events between statements. create table test.marker(a int); update performance_schema.setup_consumers set enabled='NO'; update performance_schema.setup_instruments set enabled='NO'; update performance_schema.setup_instruments set enabled='YES' where name like "wait/io/table/%"; truncate table performance_schema.events_waits_history_long; # Reset lost counters to a known state flush status; # Make sure there is room to instrument tables from this test. flush tables; # By default, dump table io only for test. # A test can overide this let $schema_to_dump="test";