1
SET @def_var= @@session.transaction_prealloc_size;
2
SET SESSION transaction_prealloc_size=1024*1024*1024*1;
4
Id User Host db Command Time State Info Progress
5
<Id> root <Host> test Query <Time> NULL SHOW PROCESSLIST 0.000
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SET SESSION transaction_prealloc_size=1024*1024*1024*2;
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Id User Host db Command Time State Info Progress
9
<Id> root <Host> test Query <Time> NULL SHOW PROCESSLIST 0.000
10
SET SESSION transaction_prealloc_size=1024*1024*1024*3;
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Id User Host db Command Time State Info Progress
13
<Id> root <Host> test Query <Time> NULL SHOW PROCESSLIST 0.000
14
SET SESSION transaction_prealloc_size=1024*1024*1024*4;
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Id User Host db Command Time State Info Progress
17
<Id> root <Host> test Query <Time> NULL SHOW PROCESSLIST 0.000
18
SET SESSION transaction_prealloc_size=1024*1024*1024*5;
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Id User Host db Command Time State Info Progress
21
<Id> root <Host> test Query <Time> NULL SHOW PROCESSLIST 0.000