Details
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Bug
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Status: Closed (View Workflow)
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Major
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Resolution: Fixed
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10.1(EOL)
Description
I have one occasion so far, so not sure which factors are important here and which are not.
Server: 10.1 commit bb15b9e29b3304
Built as cmake . -DCMAKE_BUILD_TYPE=Debug && make
Full processlist |
MariaDB [test]> show full processlist;
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+-----+-------------+-----------------+-------+---------+-------+--------------------------------------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------+
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| Id | User | Host | db | Command | Time | State | Info | Progress |
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+-----+-------------+-----------------+-------+---------+-------+--------------------------------------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------+
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| 2 | root | localhost:51845 | mysql | Query | 81378 | Waiting for the slave SQL thread to advance position | SELECT MASTER_POS_WAIT('mysql-bin.000001',494481) | 0.000 |
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| 347 | system user | | NULL | Connect | 81397 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 348 | system user | | NULL | Connect | 81397 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 349 | system user | | NULL | Connect | 81399 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 350 | system user | | NULL | Connect | 81397 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 351 | system user | | NULL | Connect | 81397 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 352 | system user | | NULL | Connect | 81398 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 353 | system user | | NULL | Connect | 81399 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 354 | system user | | NULL | Connect | 81398 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 355 | system user | | NULL | Connect | 81399 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 356 | system user | | NULL | Connect | 81397 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 357 | system user | | NULL | Connect | 81397 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 358 | system user | | NULL | Connect | 81397 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 359 | system user | | NULL | Connect | 81397 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 360 | system user | | NULL | Connect | 81397 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 361 | system user | | NULL | Connect | 81399 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 362 | system user | | test | Connect | 81405 | Waiting for prior transaction to commit | CREATE TEMPORARY TABLE view_table11_myisam ( `col_int_key` INTEGER, KEY (`col_int_key`) ) SELECT /* QUERY_ID: 9416192 */ /* RESULTSET_SAME_DATA_IN_EVERY_ROW */ 0 AS `col_int_key` FROM `view_table11_myisam` WHERE 5 <> `col_int_key` | 0.000 |
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| 363 | system user | | NULL | Connect | 81397 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 364 | system user | | NULL | Connect | 81397 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 365 | system user | | test | Connect | 81397 | Waiting for table level lock | UPDATE table11_myisam SET `col_int_key` = 4 | 0.000 |
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| 366 | system user | | NULL | Connect | 81397 | Waiting for prior transaction to start commit before starting next transaction | NULL | 0.000 |
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| 367 | system user | | NULL | Connect | 81377 | Slave has read all relay log; waiting for the slave I/O thread to update it | NULL | 0.000 |
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| 370 | system user | | NULL | Connect | 81378 | Waiting for master to send event | NULL | 0.000 |
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| 376 | root | localhost:52728 | test | Query | 0 | init | show full processlist | 0.000 |
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+-----+-------------+-----------------+-------+---------+-------+--------------------------------------------------------------------------------+----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+----------+
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Metadata lock info |
MariaDB [test]> select * from information_schema.metadata_lock_info;
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+-----------+-------------------------+-----------------+---------------------+--------------+---------------------+
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| THREAD_ID | LOCK_MODE | LOCK_DURATION | LOCK_TYPE | TABLE_SCHEMA | TABLE_NAME |
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+-----------+-------------------------+-----------------+---------------------+--------------+---------------------+
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| 365 | MDL_INTENTION_EXCLUSIVE | MDL_STATEMENT | Global read lock | | |
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| 362 | MDL_SHARED_READ | MDL_TRANSACTION | Table metadata lock | test | table11_myisam |
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| 365 | MDL_SHARED_WRITE | MDL_TRANSACTION | Table metadata lock | test | table11_myisam |
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| 362 | MDL_SHARED_READ | MDL_TRANSACTION | Table metadata lock | test | view_table11_myisam |
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+-----------+-------------------------+-----------------+---------------------+--------------+---------------------+
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4 rows in set (0.01 sec)
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Slave startup command line |
/home/elenst/git/10.1/sql/mysqld --no-defaults --basedir=/home/elenst/git/10.1 --datadir=/home/elenst/test_results/10.1-parallel-replication-10/current1_1_slave/data --lc-messages-dir=/home/elenst/git/10.1/sql/share --character-sets-dir=/home/elenst/git/10.1/sql/share/charsets --tmpdir=/home/elenst/test_results/10.1-parallel-replication-10/current1_1_slave/tmp --core-file --max-allowed-packet=128Mb --port=10732 --socket=/home/elenst/test_results/10.1-parallel-replication-10/current1_1_slave/mysql.sock --pid-file=/home/elenst/test_results/10.1-parallel-replication-10/current1_1_slave/mysql.pid --general-log --general-log-file=/home/elenst/test_results/10.1-parallel-replication-10/current1_1_slave/mysql.log --server_id=2 --report-host=127.0.0.1 --report_port=10732 --log_output=FILE --slow_query_log --log_bin_trust_function_creators=1 --query_cache_size=64M --slave-skip-errors=1054,1317,1049,1305,1539,1505 --slave-parallel-mode=conservative --binlog_commit_wait_count=20 --binlog_commit_wait_usec=1000000 --slave-parallel-threads=20 --sql-mode=no_engine_substitution
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Master startup command line |
/home/elenst/git/10.1/sql/mysqld --no-defaults --basedir=/home/elenst/git/10.1 --datadir=/home/elenst/test_results/10.1-parallel-replication-10/current1_1/data --lc-messages-dir=/home/elenst/git/10.1/sql/share --character-sets-dir=/home/elenst/git/10.1/sql/share/charsets --tmpdir=/home/elenst/test_results/10.1-parallel-replication-10/current1_1/tmp --core-file --max-allowed-packet=128Mb --port=10730 --socket=/home/elenst/test_results/10.1-parallel-replication-10/current1_1/mysql.sock --pid-file=/home/elenst/test_results/10.1-parallel-replication-10/current1_1/mysql.pid --general-log --general-log-file=/home/elenst/test_results/10.1-parallel-replication-10/current1_1/mysql.log --server_id=1 --log-bin=mysql-bin --report-host=127.0.0.1 --report_port=10730 --log_output=FILE --slow_query_log --log_bin_trust_function_creators=1 --query_cache_size=64M --slave-skip-errors=1054,1317,1049,1305,1539,1505 --slave-parallel-mode=conservative --binlog_commit_wait_count=20 --binlog_commit_wait_usec=1000000 --slave-parallel-threads=20 --sql-mode=no_engine_substitution
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Slave status |
MariaDB [test]> show all slaves status \G
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*************************** 1. row ***************************
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Connection_name:
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Slave_SQL_State: Slave has read all relay log; waiting for the slave I/O thread to update it
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Slave_IO_State: Waiting for master to send event
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Master_Host: 127.0.0.1
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Master_User: root
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Master_Port: 10730
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Connect_Retry: 1
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Master_Log_File: mysql-bin.000001
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Read_Master_Log_Pos: 494481
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Relay_Log_File: mysql-relay-bin.000016
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Relay_Log_Pos: 4611
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Relay_Master_Log_File: mysql-bin.000001
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Slave_IO_Running: Yes
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Slave_SQL_Running: Yes
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Replicate_Do_DB:
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Replicate_Ignore_DB:
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Replicate_Do_Table:
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Replicate_Ignore_Table:
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Replicate_Wild_Do_Table:
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Replicate_Wild_Ignore_Table:
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Last_Errno: 0
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Last_Error:
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Skip_Counter: 0
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Exec_Master_Log_Pos: 466551
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Relay_Log_Space: 93945
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Until_Condition: None
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Until_Log_File:
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Until_Log_Pos: 0
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Master_SSL_Allowed: No
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Master_SSL_CA_File:
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Master_SSL_CA_Path:
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Master_SSL_Cert:
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Master_SSL_Cipher:
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Master_SSL_Key:
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Seconds_Behind_Master: 82059
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Master_SSL_Verify_Server_Cert: No
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Last_IO_Errno: 0
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Last_IO_Error:
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Last_SQL_Errno: 0
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Last_SQL_Error:
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Replicate_Ignore_Server_Ids:
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Master_Server_Id: 1
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Master_SSL_Crl:
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Master_SSL_Crlpath:
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Using_Gtid: No
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Gtid_IO_Pos:
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Replicate_Do_Domain_Ids:
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Replicate_Ignore_Domain_Ids:
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Parallel_Mode: conservative
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Retried_transactions: 0
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Max_relay_log_size: 1073741824
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Executed_log_entries: 5958
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Slave_received_heartbeats: 45
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Slave_heartbeat_period: 1800.000
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Gtid_Slave_Pos: 0-1-2246
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1 row in set (0.01 sec)
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mysql.gtid_slave_pos |
MariaDB [test]> select * from mysql.gtid_slave_pos;
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+-----------+--------+-----------+--------+
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| domain_id | sub_id | server_id | seq_no |
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+-----------+--------+-----------+--------+
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| 0 | 2658 | 1 | 2121 |
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| 0 | 2659 | 1 | 2122 |
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| 0 | 2660 | 1 | 2123 |
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| 0 | 2661 | 1 | 2124 |
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| 0 | 2662 | 1 | 2125 |
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| 0 | 2663 | 1 | 2126 |
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| 0 | 2664 | 1 | 2127 |
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| 0 | 2665 | 1 | 2128 |
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| 0 | 2784 | 1 | 2246 |
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+-----------+--------+-----------+--------+
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9 rows in set (0.00 sec)
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gtid pos |
MariaDB [test]> show variables like 'gtid%pos';
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+------------------+----------+
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| Variable_name | Value |
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+------------------+----------+
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| gtid_binlog_pos | |
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| gtid_current_pos | 0-1-2246 |
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| gtid_slave_pos | 0-1-2246 |
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+------------------+----------+
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3 rows in set (0.00 sec)
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table11_myisam |
MariaDB [test]> show create table table11_myisam;
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+----------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
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| Table | Create Table |
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+----------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
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| table11_myisam | CREATE TABLE `table11_myisam` (
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`col_int_key` int(11) DEFAULT NULL,
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`col_int` int(11) DEFAULT NULL,
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`default` int(11) DEFAULT '1',
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KEY `col_int_key` (`col_int_key`)
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) ENGINE=MyISAM DEFAULT CHARSET=latin1 |
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+----------------+---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------+
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1 row in set (0.00 sec)
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view_table11_myisam |
MariaDB [test]> show create table view_table11_myisam \G
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*************************** 1. row ***************************
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View: view_table11_myisam
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Create View: CREATE ALGORITHM=UNDEFINED DEFINER=`root`@`localhost` SQL SECURITY DEFINER VIEW `view_table11_myisam` AS select `table11_myisam`.`col_int_key` AS `col_int_key`,`table11_myisam`.`col_int` AS `col_int` from `table11_myisam`
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character_set_client: latin1
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collation_connection: latin1_swedish_ci
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1 row in set (0.00 sec)
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default storage engine |
MariaDB [test]> select @@default_storage_engine;
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+--------------------------+
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| @@default_storage_engine |
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+--------------------------+
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| InnoDB |
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+--------------------------+
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1 row in set (0.00 sec)
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Attached:
master.err - master's error log
master.log - master's general log
slave.err - slave's error log
slave.log - slave's general log
mysql-bin.* - master's binary log (slave is running without binlog)
threads - all threads' bt
threads_full - all threads' bt full
session_vars - show variables
global_vars - show global variables
global_status - show global status
RQG command line (for a record, it does not reproduce the problem while running again)
perl /home/elenst/bzr/randgen-mariadb-patches/runall-new.pl --no-mask --seed=1432477513 --threads=16 --duration=400 --queries=100M --reporters=QueryTimeout,Backtrace,ErrorLog,Deadlock,ReplicationThreadRestarter --redefine=conf/mariadb/general-workarounds.yy --redefine=conf/mariadb/10.0-features-redefine.yy --mysqld=--log_output=FILE --mysqld=--slow_query_log --mysqld=--log_bin_trust_function_creators=1 --mysqld=--query_cache_size=64M --views --grammar=conf/runtime/metadata_stability.yy --gendata=conf/runtime/metadata_stability.zz --engine=MyISAM --rpl_mode=statement --mysqld=--slave-skip-errors=1054,1317,1049,1305,1539,1505 --mysqld=--slave-parallel-mode=conservative --mysqld=--binlog_commit_wait_count=20 --mysqld=--binlog_commit_wait_usec=1000000 --mysqld=--slave-parallel-threads=20 --use-gtid=no --mtr-build-thread=73 --basedir1=/home/elenst/git/10.1 --vardir1=/home/elenst/test_results/10.1-parallel-replication-10/current1_1
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RQG: lp:~elenst/randgen/mariadb-patches revno 1019