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dd159aeb1b
Problem was that wsrep was disconnected and new slave threads tried to connect to cluster but failed as we were disconnected state. Allow changing wsrep_slave_threads only when wsrep is enabled and we are connected to a cluster. In other cases report error and issue a warning.
39 lines
1.4 KiB
Text
39 lines
1.4 KiB
Text
SELECT @@wsrep_on;
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@@wsrep_on
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0
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SET @wsrep_debug_saved = @@global.wsrep_debug;
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SET SESSION wsrep_trx_fragment_size=DEFAULT;
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ERROR HY000: Incorrect arguments to SET
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SELECT @@session.wsrep_trx_fragment_size;
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@@session.wsrep_trx_fragment_size
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0
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SET GLOBAL wsrep_start_position='12345678-1234-1234-1234-123456789012:100';
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ERROR 42000: Variable 'wsrep_start_position' can't be set to the value of '12345678-1234-1234-1234-123456789012:100'
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SHOW WARNINGS;
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Level Code Message
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Warning 1231 Cannot set 'wsrep_start_position' because wsrep is switched off or provider is not loaded
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Error 1231 Variable 'wsrep_start_position' can't be set to the value of '12345678-1234-1234-1234-123456789012:100'
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SELECT @@global.wsrep_start_position;
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@@global.wsrep_start_position
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00000000-0000-0000-0000-000000000000:-1
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SET GLOBAL wsrep_debug=1;
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Warnings:
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Warning 1231 Setting 'wsrep_debug' has no effect because wsrep is switched off
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SELECT @@global.wsrep_debug;
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@@global.wsrep_debug
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NONE
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SET GLOBAL wsrep_slave_threads=5;
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ERROR HY000: WSREP (galera) not started
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SELECT @@global.wsrep_slave_threads;
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@@global.wsrep_slave_threads
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1
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SET GLOBAL wsrep_desync=1;
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ERROR HY000: WSREP (galera) not started
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SELECT @@global.wsrep_desync;
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@@global.wsrep_desync
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0
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SET SESSION wsrep_trx_fragment_unit='rows';
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ERROR HY000: Incorrect arguments to SET
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SELECT @@session.wsrep_trx_fragment_unit;
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@@session.wsrep_trx_fragment_unit
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rows
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