Details
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Bug
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Status: Closed (View Workflow)
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Critical
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Resolution: Fixed
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None
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None
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None
Description
With the traditional replication setup using the server code from maria-5.5-galera, STOP SLAVE hangs.
revision-id: seppo.jaakola@codership.com-20130216222240-syypg8kc355qcpsp
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revno: 3380
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branch-nick: maria-5.5-galera
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It seems to be a regression from the previous revision 3379.
Strack trace from the thread executing STOP SLAVE:
Thread 3 (Thread 0x7f56b4074700 (LWP 4284)):
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#0 pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:215
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#1 0x0000000000cfcb90 in safe_cond_timedwait (cond=0x4111ca8, mp=0x4111b20, abstime=0x7f56b4072780, file=0xd5d950 "maria-5.5-galera/sql/slave.cc", line=661) at maria-5.5-galera/mysys/thr_mutex.c:547
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#2 0x0000000000583788 in inline_mysql_cond_timedwait (that=0x4111ca8, mutex=0x4111b20, abstime=0x7f56b4072780, src_file=0xd5d950 "maria-5.5-galera/sql/slave.cc", src_line=661) at maria-5.5-galera/include/mysql/psi/mysql_thread.h:1018
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#3 0x0000000000584e5e in terminate_slave_thread (thd=0x7f5678001430, term_lock=0x4111b20, term_cond=0x4111ca8, slave_running=0x41124b0, skip_lock=true) at maria-5.5-galera/sql/slave.cc:661
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#4 0x0000000000584840 in terminate_slave_threads (mi=0x410e830, thread_mask=3, skip_lock=true) at maria-5.5-galera/sql/slave.cc:510
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#5 0x00000000006487da in stop_slave (thd=0x4198450, mi=0x410e830, net_report=true) at maria-5.5-galera/sql/sql_repl.cc:1393
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#6 0x000000000061a5fa in mysql_execute_command (thd=0x4198450) at maria-5.5-galera/sql/sql_parse.cc:2986
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#7 0x0000000000624da9 in mysql_parse (thd=0x4198450, rawbuf=0x7f56740063c8 "STOP SLAVE", length=10, parser_state=0x7f56b4073500) at maria-5.5-galera/sql/sql_parse.cc:6304
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#8 0x0000000000623e70 in wsrep_mysql_parse (thd=0x4198450, rawbuf=0x7f56740063c8 "STOP SLAVE", length=10, parser_state=0x7f56b4073500) at maria-5.5-galera/sql/sql_parse.cc:6069
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#9 0x0000000000616335 in dispatch_command (command=COM_QUERY, thd=0x4198450, packet=0x419c131 "STOP SLAVE", packet_length=10) at maria-5.5-galera/sql/sql_parse.cc:1245
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#10 0x0000000000615114 in do_command (thd=0x4198450) at maria-5.5-galera/sql/sql_parse.cc:891
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#11 0x000000000071ddd7 in do_handle_one_connection (thd_arg=0x4198450) at maria-5.5-galera/sql/sql_connect.cc:1291
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#12 0x000000000071d7af in handle_one_connection (arg=0x4198450) at maria-5.5-galera/sql/sql_connect.cc:1199
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#13 0x0000000000ab84c4 in pfs_spawn_thread (arg=0x413e250) at maria-5.5-galera/storage/perfschema/pfs.cc:1015
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#14 0x00007f56c0c99e9a in start_thread (arg=0x7f56b4074700) at pthread_create.c:308
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#15 0x00007f56c03cacbd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
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#16 0x0000000000000000 in ?? ()
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All threads stack trace is attached.
MTR test case:
--source include/master-slave.inc
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--connection slave
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STOP SLAVE;
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