MDEV-4396: Fix innodb.innodb_bug14676111 test.

mysql-test/include/wait_innodb_all_purged.inc

+# include/wait_innodb_all_purged.inc
+#
+# SUMMARY
+#
+#    Waits until purged all undo records of innodb, or operation times out.
+#
+# USAGE
+#
+#    --source include/wait_innodb_all_purged.inc
+#
+--source include/have_innodb.inc
+--source include/have_debug.inc
+
+--disable_query_log
+
+let $wait_counter_init= 300;
+if ($wait_timeout)
+{
+  let $wait_counter_init= `SELECT $wait_timeout * 10`;
+}
+# Reset $wait_timeout so that its value won't be used on subsequent
+# calls, and default will be used instead.
+let $wait_timeout= 0;
+
+let $wait_counter= $wait_counter_init;
+
+# Keep track of how many times the wait condition is tested
+let $wait_condition_reps= 0;
+let $prev_trx_age= 0;
+while ($wait_counter)
+{
+    let $trx_age = `SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_STATUS
+WHERE VARIABLE_NAME = 'INNODB_PURGE_TRX_ID_AGE';`;
+
+    if ($trx_age != $prev_trx_age)
+    {
+        let $wait_counter= $wait_counter_init;
+        let $prev_trx_age= $trx_age;
+    }
+
+    let $success= `SELECT $trx_age < 1`;
+    inc $wait_condition_reps;
+    if ($success)
+    {
+        let $wait_counter= 0;
+    }
+    if (!$success)
+    {
+        set global innodb_purge_run_now=ON;
+        real_sleep 0.1;
+        dec $wait_counter;
+    }
+}
+if (!$success)
+{
+  echo Timeout in wait_innodb_all_purged.inc for INNODB_PURGE_TRX_ID_AGE = $trx_age;
+}
+
+--enable_query_log

mysql-test/suite/innodb/disabled.def

@@ -9,4 +9,4 @@
 #  Do not use any TAB characters for whitespace.
 #
 ##############################################################################
-innodb_bug14676111: MDEV-4396
+

mysql-test/suite/innodb/r/innodb_bug14676111.result

 drop table if exists t1;
+call mtr.add_suppression("option 'innodb-purge-threads': unsigned value 0 adjusted to*");
+set global innodb_stats_persistent = false;
 CREATE TABLE t1 (a int not null primary key) engine=InnoDB;
 set global innodb_limit_optimistic_insert_debug = 2;
 insert into t1 values (1);
@@ -9,45 +11,55 @@ insert into t1 values (2);
 analyze table t1;
 Table	Op	Msg_type	Msg_text
 test.t1	analyze	status	OK
-select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
-DATA_LENGTH / 16384
-10.0000
+select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
+CLUST_INDEX_SIZE
+10
 delete from t1 where a=4;
+set global innodb_purge_stop_now=ON;
+set global innodb_purge_run_now=ON;
 analyze table t1;
 Table	Op	Msg_type	Msg_text
 test.t1	analyze	status	OK
-select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
-DATA_LENGTH / 16384
-8.0000
+select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
+CLUST_INDEX_SIZE
+8
 delete from t1 where a=5;
+set global innodb_purge_stop_now=ON;
+set global innodb_purge_run_now=ON;
 analyze table t1;
 Table	Op	Msg_type	Msg_text
 test.t1	analyze	status	OK
-select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
-DATA_LENGTH / 16384
-5.0000
-set global innodb_limit_optimistic_insert_debug = 10000;
+select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
+CLUST_INDEX_SIZE
+5
+set global innodb_limit_optimistic_insert_debug = 0;
 delete from t1 where a=2;
+set global innodb_purge_stop_now=ON;
+set global innodb_purge_run_now=ON;
 analyze table t1;
 Table	Op	Msg_type	Msg_text
 test.t1	analyze	status	OK
-select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
-DATA_LENGTH / 16384
-3.0000
+select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
+CLUST_INDEX_SIZE
+3
 insert into t1 values (2);
 delete from t1 where a=2;
+set global innodb_purge_stop_now=ON;
+set global innodb_purge_run_now=ON;
 analyze table t1;
 Table	Op	Msg_type	Msg_text
 test.t1	analyze	status	OK
-select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
-DATA_LENGTH / 16384
-2.0000
+select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
+CLUST_INDEX_SIZE
+2
 insert into t1 values (2);
 delete from t1 where a=2;
+set global innodb_purge_stop_now=ON;
+set global innodb_purge_run_now=ON;
 analyze table t1;
 Table	Op	Msg_type	Msg_text
 test.t1	analyze	status	OK
-select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
-DATA_LENGTH / 16384
-1.0000
+select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
+CLUST_INDEX_SIZE
+1
 drop table t1;

mysql-test/suite/innodb/t/innodb_bug14676111.opt

+--innodb-sys-tablestats=1
\ No newline at end of file

mysql-test/suite/innodb/t/innodb_bug14676111.test

@@ -3,11 +3,6 @@
 -- source include/have_innodb.inc
 -- source include/have_debug.inc
 
-# Note that this test needs to be able to manipulate how/when purge is done
-# using @@innodb_limit_optimistic_insert_debug. This does not work with
-# background purge threads, so we disabled them in the -master.opt (they are
-# off by default in normal 5.5 innodb but on by default in xtradb)
-
 if (`select count(*)=0 from information_schema.global_variables where variable_name = 'INNODB_LIMIT_OPTIMISTIC_INSERT_DEBUG'`)
 {
   --skip Test requires InnoDB built with UNIV_DEBUG definition.
@@ -15,16 +10,20 @@ if (`select count(*)=0 from information_schema.global_variables where variable_n
 
 --disable_query_log
 set @old_innodb_limit_optimistic_insert_debug = @@innodb_limit_optimistic_insert_debug;
+set @old_innodb_stats_persistent = @@innodb_stats_persistent;
+set @old_innodb_undo_logs = @@innodb_undo_logs;
+# Limit undo segments for stable progress of purge.
+set global innodb_undo_logs = 1;
 --enable_query_log
 --disable_warnings
 drop table if exists t1;
 --enable_warnings
 
-CREATE TABLE t1 (a int not null primary key) engine=InnoDB;
+call mtr.add_suppression("option 'innodb-purge-threads': unsigned value 0 adjusted to*");
 
-let $wait_condition=
-  SELECT VARIABLE_VALUE < 1 FROM INFORMATION_SCHEMA.GLOBAL_STATUS
-  WHERE VARIABLE_NAME = 'INNODB_PURGE_TRX_ID_AGE';
+set global innodb_stats_persistent = false;
+
+CREATE TABLE t1 (a int not null primary key) engine=InnoDB;
 
 #
 # make 4 leveled straight tree
@@ -55,10 +54,12 @@ insert into t1 values (2);
 #(1, 2) (3) (4) (5)
 
 analyze table t1;
-select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
+select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
 
 delete from t1 where a=4;
---source include/wait_condition.inc
+set global innodb_purge_stop_now=ON;
+set global innodb_purge_run_now=ON;
+--source include/wait_innodb_all_purged.inc
 #deleting 1 record of 2 records don't cause merge artificially.
 #current tree form
 #      (1, 5)
@@ -67,10 +68,12 @@ delete from t1 where a=4;
 #(1, 2) (3)     (5)
 
 analyze table t1;
-select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
+select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
 
 delete from t1 where a=5;
---source include/wait_condition.inc
+set global innodb_purge_stop_now=ON;
+set global innodb_purge_run_now=ON;
+--source include/wait_innodb_all_purged.inc
 #deleting 1 record of 2 records don't cause merge artificially.
 #current tree form
 #      (1)
@@ -79,16 +82,18 @@ delete from t1 where a=5;
 #(1, 2) (3) <- merged next
 
 analyze table t1;
-select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
+select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
 
 #
 # cause merge at level 0
 #
 
 #disable the artificial limitation of records in a page
-set global innodb_limit_optimistic_insert_debug = 10000;
+set global innodb_limit_optimistic_insert_debug = 0;
 delete from t1 where a=2;
---source include/wait_condition.inc
+set global innodb_purge_stop_now=ON;
+set global innodb_purge_run_now=ON;
+--source include/wait_innodb_all_purged.inc
 #merge page occurs. and lift up occurs.
 #current tree form
 #      (1)
@@ -96,7 +101,7 @@ delete from t1 where a=2;
 #  (1, 3)
 
 analyze table t1;
-select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
+select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
 
 insert into t1 values (2);
 #current tree form
@@ -105,13 +110,15 @@ insert into t1 values (2);
 #  (1, 2, 3)
 
 delete from t1 where a=2;
---source include/wait_condition.inc
+set global innodb_purge_stop_now=ON;
+set global innodb_purge_run_now=ON;
+--source include/wait_innodb_all_purged.inc
 #current tree form
 #      (1)
 #    (1, 3)
 
 analyze table t1;
-select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
+select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
 
 insert into t1 values (2);
 #current tree form
@@ -119,15 +126,19 @@ insert into t1 values (2);
 #    (1, 2, 3) <- lift up this level next, because the father is root
 
 delete from t1 where a=2;
---source include/wait_condition.inc
+set global innodb_purge_stop_now=ON;
+set global innodb_purge_run_now=ON;
+--source include/wait_innodb_all_purged.inc
 #current tree form
 #      (1, 3)
 
 analyze table t1;
-select DATA_LENGTH / 16384 from information_schema.TABLES where TABLE_SCHEMA = 'test' and TABLE_NAME = 't1';
+select CLUST_INDEX_SIZE from information_schema.INNODB_SYS_TABLESTATS where NAME = 'test/t1';
 
 drop table t1;
 
 --disable_query_log
 set global innodb_limit_optimistic_insert_debug = @old_innodb_limit_optimistic_insert_debug;
+set global innodb_stats_persistent = @old_innodb_stats_persistent;
+set global innodb_undo_logs = @old_innodb_undo_logs;
 --enable_query_log