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mysql-test/include/have_xtradb.combinations: xtradb tests need this I_S table mysql-test/lib/mtr_cases.pm: fix for .deb and .rpm installations
33 lines
978 B
Text
33 lines
978 B
Text
# Test for InnoDB sync state flushing.
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--source include/have_xtradb.inc
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--source include/have_debug.inc
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--disable_warnings
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DROP TABLE IF EXISTS t1;
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--enable_warnings
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CREATE TABLE t1 (id INT AUTO_INCREMENT, foo CHAR(255), PRIMARY KEY (id)) ENGINE=InnoDB;
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# It is hard to get to InnoDB sync state flushing in MTR with regular workload. Perhaps
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# it is possible with many parallel connections, but that would be brittle anyway.
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# So, just disable preflushing and checkpointing and issue simple workload.
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SET @@global.innodb_flush_checkpoint_debug=1;
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INSERT INTO t1(foo) VALUES ('a'), ('b');
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let $rep=0;
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while ($rep < 14)
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{
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INSERT INTO t1(foo) SELECT foo FROM t1;
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UPDATE t1 SET foo='c';
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inc $rep;
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}
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# By now checkpoint age should be well past sync flush point. Allow
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# preflushing/checkpointing again and do some work in order to do the sync flush.
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SET @@global.innodb_flush_checkpoint_debug=0;
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UPDATE t1 SET foo='d' WHERE foo='c';
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DROP TABLE t1;
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