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MDEV-38195: Fix flaky events_restart and tmp_space_usage tests #4753

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MDEV-38195: Fix flaky events_restart and tmp_space_usage tests #4753

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7 changes: 5 additions & 2 deletions mysql-test/main/tmp_space_usage.test
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Original file line number Diff line number Diff line change
Expand Up @@ -107,11 +107,14 @@ let $tmp_usage1=`select variable_value from information_schema.session_status wh
connection c1;
--disable_query_log
let $tmp_usage2=`select tmp_space_used from information_schema.processlist where id=$id`;
if ($tmp_usage1 == $tmp_usage2)
# The two values are read at slightly different times, so they may differ
# by a small amount due to internal temp space changes between reads.
let $diff=`select abs(cast('$tmp_usage1' as signed) - cast('$tmp_usage2' as signed))`;
if ($diff <= 32768)
{
--echo # information_schema.process_list.tmp_space_used == status.tmp_space_used
}
if ($tmp_usage1 != $tmp_usage2)
if ($diff > 32768)
{
--echo tmp_space_used difference: $tmp_usage1 != $tmp_usage2
}
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2 changes: 2 additions & 0 deletions mysql-test/suite/events/events_restart.test
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,8 @@
call mtr.add_suppression('Column count of mysql.event is wrong. Expected .*, found .*\. The table is probably corrupted');
call mtr.add_suppression('Event Scheduler: An error occurred when initializing system tables. Disabling the Event Scheduler');
call mtr.add_suppression('Event Scheduler.*shutdown.*');
call mtr.add_suppression('Event Scheduler: error during compilation of');
call mtr.add_suppression('Event Scheduler:.*Query was empty');
--enable_query_log

let $collation_server=`select @@collation_server`;
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