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Deterministically wait for purge using wait_all_purged.inc

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Marko Mäkelä 2017-08-07 23:14:56 +03:00
parent 6f623907cd
commit 03f3bdce5f
2 changed files with 31 additions and 22 deletions
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27
mysql-test/suite/gcol/r/innodb_virtual_debug_purge.result
View file

@ -1,5 +1,7 @@
set default_storage_engine=innodb;
set @old_dbug=@@global.debug_dbug;
SET @saved_frequency = @@GLOBAL.innodb_purge_rseg_truncate_frequency;
SET GLOBAL innodb_purge_rseg_truncate_frequency = 1;
CREATE TABLE `t` (
`a` BLOB,
`b` BLOB,
@ -12,9 +14,7 @@ INSERT INTO t VALUES (REPEAT('a', 16000), REPEAT('b', 16000), DEFAULT, "mm", 2);
CREATE INDEX idx ON t(c(100));
SET global debug_dbug="+d,ib_purge_virtual_index_callback";
UPDATE t SET a = REPEAT('m', 16000) WHERE a like "aaa%";
select sleep(3);
sleep(3)
0
InnoDB 0 transactions not purged
SET global debug_dbug=@old_dbug;
DROP TABLE t;
CREATE TABLE t (
@ -29,9 +29,7 @@ INSERT INTO t VALUES (REPEAT('a', 100), REPEAT('b', 100), DEFAULT, "mm", 2);
CREATE INDEX idx ON t(c(100));
SET global debug_dbug="+d,ib_purge_virtual_index_callback";
UPDATE t SET a = REPEAT('m', 100) WHERE a like "aaa%";
select sleep(3);
sleep(3)
0
InnoDB 0 transactions not purged
SET global debug_dbug=@old_dbug;
DROP TABLE t;
CREATE TABLE t1 (
@ -52,9 +50,7 @@ insert into t1 values(4, 18, default);
CREATE INDEX idx ON t1(x);
SET global debug_dbug="+d,ib_purge_virtual_index_callback";
UPDATE t1 SET id = 10 WHERE id = 1;
select sleep(3);
sleep(3)
0
InnoDB 0 transactions not purged
SET global debug_dbug=@old_dbug;
DROP TABLE t1;
connect con1,localhost,root,,;
@ -80,7 +76,7 @@ SET DEBUG_SYNC= 'now WAIT_FOR uncommitted';
# enable purge
COMMIT;
# wait for purge to process the deleted records.
Timeout in wait_innodb_all_purged.inc for INNODB_PURGE_TRX_ID_AGE = 4
InnoDB 0 transactions not purged
SET DEBUG_SYNC= 'now SIGNAL purged';
connection default;
/* connection default */ ALTER TABLE t1 ADD COLUMN c INT GENERATED ALWAYS AS(a+b), ADD INDEX idx (c), ALGORITHM=INPLACE, LOCK=SHARED;
@ -119,6 +115,7 @@ INSERT INTO t1(a, b) VALUES (8, 8);
# enable purge
COMMIT;
# wait for purge to process the deleted/updated records.
InnoDB 1 transactions not purged
SET DEBUG_SYNC= 'now SIGNAL purged';
disconnect con1;
connection default;
@ -141,20 +138,26 @@ DROP TABLE t0, t1;
create table t (a blob, b blob, c blob as (concat(a,b)), h varchar(10), index (c(100)));
insert t(a,b,h) values (repeat('g', 16000), repeat('x', 16000), "kk");
insert t(a,b,h) values (repeat('a', 16000), repeat('b', 16000), "mm");
set global innodb_purge_stop_now = 1;
set global debug_dbug="+d,ib_purge_virtual_index_callback";
connect prevent_purge, localhost, root;
start transaction with consistent snapshot;
connection default;
update t set a = repeat('m', 16000) where a like "aaa%";
connect con1, localhost, root;
lock table t write;
disconnect prevent_purge;
connection default;
set global innodb_purge_run_now=1;
select variable_value>1 from information_schema.global_status where variable_name='innodb_purge_trx_id_age';
variable_value>1
1
disconnect con1;
start transaction with consistent snapshot;
commit;
InnoDB 0 transactions not purged
select variable_value>1 from information_schema.global_status where variable_name='innodb_purge_trx_id_age';
variable_value>1
0
set global debug_dbug=@old_dbug;
drop table t;
set debug_sync=reset;
SET GLOBAL innodb_purge_rseg_truncate_frequency = @saved_frequency;

26
mysql-test/suite/gcol/t/innodb_virtual_debug_purge.test
View file

@ -5,6 +5,9 @@
set default_storage_engine=innodb;
set @old_dbug=@@global.debug_dbug;
# Ensure that the history list length will actually be decremented by purge.
SET @saved_frequency = @@GLOBAL.innodb_purge_rseg_truncate_frequency;
SET GLOBAL innodb_purge_rseg_truncate_frequency = 1;
CREATE TABLE `t` (
`a` BLOB,
@ -21,11 +24,10 @@ CREATE INDEX idx ON t(c(100));
SET global debug_dbug="+d,ib_purge_virtual_index_callback";
UPDATE t SET a = REPEAT('m', 16000) WHERE a like "aaa%";
select sleep(3);
--source ../../innodb/include/wait_all_purged.inc
SET global debug_dbug=@old_dbug;
DROP TABLE t;
CREATE TABLE t (
a TINYBLOB,
b TINYBLOB,
@ -41,7 +43,7 @@ CREATE INDEX idx ON t(c(100));
SET global debug_dbug="+d,ib_purge_virtual_index_callback";
UPDATE t SET a = REPEAT('m', 100) WHERE a like "aaa%";
select sleep(3);
--source ../../innodb/include/wait_all_purged.inc
SET global debug_dbug=@old_dbug;
DROP TABLE t;
@ -68,7 +70,7 @@ CREATE INDEX idx ON t1(x);
SET global debug_dbug="+d,ib_purge_virtual_index_callback";
UPDATE t1 SET id = 10 WHERE id = 1;
select sleep(3);
--source ../../innodb/include/wait_all_purged.inc
SET global debug_dbug=@old_dbug;
DROP TABLE t1;
@ -109,7 +111,7 @@ SET DEBUG_SYNC= 'now WAIT_FOR uncommitted';
COMMIT;
--echo # wait for purge to process the deleted records.
--source include/wait_innodb_all_purged.inc
--source ../../innodb/include/wait_all_purged.inc
SET DEBUG_SYNC= 'now SIGNAL purged';
@ -154,7 +156,7 @@ INSERT INTO t1(a, b) VALUES (8, 8);
COMMIT;
--echo # wait for purge to process the deleted/updated records.
--source include/wait_innodb_all_purged.inc
--source ../../innodb/include/wait_all_purged.inc
SET DEBUG_SYNC= 'now SIGNAL purged';
@ -175,20 +177,24 @@ DROP TABLE t0, t1;
create table t (a blob, b blob, c blob as (concat(a,b)), h varchar(10), index (c(100)));
insert t(a,b,h) values (repeat('g', 16000), repeat('x', 16000), "kk");
insert t(a,b,h) values (repeat('a', 16000), repeat('b', 16000), "mm");
set global innodb_purge_stop_now = 1;
set global debug_dbug="+d,ib_purge_virtual_index_callback";
connect(prevent_purge, localhost, root);
start transaction with consistent snapshot;
connection default;
update t set a = repeat('m', 16000) where a like "aaa%";
connect(con1, localhost, root);
lock table t write;
disconnect prevent_purge;
connection default;
set global innodb_purge_run_now=1;
sleep 3;
select variable_value>1 from information_schema.global_status where variable_name='innodb_purge_trx_id_age';
disconnect con1;
sleep 3;
start transaction with consistent snapshot;
commit;
--source ../../innodb/include/wait_all_purged.inc
select variable_value>1 from information_schema.global_status where variable_name='innodb_purge_trx_id_age';
set global debug_dbug=@old_dbug;
drop table t;
--source include/wait_until_count_sessions.inc
set debug_sync=reset;
SET GLOBAL innodb_purge_rseg_truncate_frequency = @saved_frequency;