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mirror of https://github.com/MariaDB/server.git synced 2025-07-27 18:02:13 +03:00

P_S 5.7.28

This commit is contained in:
Sergei Golubchik
2019-12-10 15:35:00 +01:00
parent dfe6e914e5
commit 0ea717f51a
942 changed files with 174739 additions and 20780 deletions

View File

@ -6,17 +6,20 @@ drop table if exists test.t1;
truncate table performance_schema.events_waits_current;
truncate table performance_schema.events_waits_history;
truncate table performance_schema.events_waits_history_long;
show variables like "thread_handling";
show global variables like "thread_handling";
Variable_name Value
thread_handling no-threads
show status like "Performance_schema_thread_instances_lost";
Variable_name Value
Performance_schema_thread_instances_lost 0
create table test.t1(a int) engine=MYISAM;
show variables like "performance_schema";
show global variables like "performance_schema";
Variable_name Value
performance_schema ON
show variables like "performance_schema_max_thread%";
show global variables like "performance_schema_max_thread%";
Variable_name Value
performance_schema_max_thread_classes 50
performance_schema_max_thread_instances 10
performance_schema_max_thread_instances 50
select count(*) from performance_schema.threads
where name like "thread/sql/main";
count(*)
@ -29,16 +32,16 @@ select event_name, operation,
left(source, locate(":", source)) as short_source
from performance_schema.events_waits_current;
event_name operation short_source
wait/synch/mutex/mysys/THR_LOCK_myisam lock mi_create.c:
wait/synch/mutex/mysys/THR_LOCK_myisam lock
select event_name, operation,
left(source, locate(":", source)) as short_source
from performance_schema.events_waits_history;
event_name operation short_source
wait/synch/mutex/mysys/THR_LOCK_myisam lock mi_create.c:
wait/synch/mutex/mysys/THR_LOCK_myisam lock
select event_name, operation,
left(source, locate(":", source)) as short_source
from performance_schema.events_waits_history_long;
event_name operation short_source
wait/synch/mutex/mysys/THR_LOCK_myisam lock mi_create.c:
wait/synch/mutex/mysys/THR_LOCK_myisam lock
update performance_schema.setup_instruments set enabled='YES';
drop table test.t1;